{"id":33225,"date":"2024-11-25T10:09:57","date_gmt":"2024-11-25T02:09:57","guid":{"rendered":"https:\/\/fwq.ai\/blog\/33225\/"},"modified":"2024-11-25T10:09:57","modified_gmt":"2024-11-25T02:09:57","slug":"%e5%be%ae%e4%bf%a1%e5%bc%80%e5%8f%91%e4%b8%ad%e4%bd%bf%e7%94%a8async-await","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/33225\/","title":{"rendered":"\u5fae\u4fe1\u5f00\u53d1\u4e2d\u4f7f\u7528async\/await"},"content":{"rendered":"<p>\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4e2d\u6709\u5927\u91cf\u63a5\u53e3\u662f\u5f02\u6b65\u8c03\u7528\uff0c\u6bd4\u5982&nbsp;wx.login()\u3001wx.request()\u3001wx.getuserinfo()&nbsp;\u7b49\uff0c\u90fd\u662f\u4f7f\u7528\u4e00\u4e2a\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u5b9a\u4e49\u4e86&nbsp;success()\u3001fail()&nbsp;\u548c&nbsp;complete()&nbsp;\u4f5c\u4e3a\u5f02\u6b65\u8c03\u7528\u4e0d\u540c\u60c5\u51b5\u4e0b\u7684\u56de\u8c03\u3002<\/p>\n<p>\u4f46\u662f\uff0c\u4ee5\u56de\u8c03\u7684\u65b9\u5f0f\u6765\u5199\u7a0b\u5e8f\uff0c\u771f\u7684\u5f88\u4f24\uff0c\u5982\u679c\u6709\u4e00\u4e2a\u8fc7\u7a0b\u9700\u8981\u4f9d\u6b21\u5e72\u8fd9\u4e9b\u4e8b\u60c5\uff1a<\/p>\n<ul>\n<li>\n<p>wx.getStorage() \u83b7\u53d6\u7f13\u5b58\u6570\u636e\uff0c\u68c0\u67e5\u767b\u5f55\u72b6\u6001<\/p>\n<\/li>\n<li>\n<p>wx.getSetting() \u83b7\u53d6\u914d\u7f6e\u4fe1\u606f\uff0c<\/p>\n<\/li>\n<li>\n<p>wx.login() \u4f7f\u7528\u914d\u7f6e\u4fe1\u606f\u8fdb\u884c\u767b\u5f55<\/p>\n<\/li>\n<li>\n<p>wx.getUserInfo() \u767b\u5f55\u540e\u83b7\u53d6\u7528\u6237\u4fe1\u606f<\/p>\n<\/li>\n<li>\n<p>wx.request() \u5411\u4e1a\u52a1\u670d\u52a1\u5668\u53d1\u8d77\u6570\u636e\u8bf7\u6c42<\/p>\n<\/li>\n<\/ul>\n<p>\u90a3\u4e48\uff0c\u4ee3\u7801\u5927\u6982\u4f1a\u957f\u8fd9\u6837<\/p>\n<pre>wx.getStorage({\n&nbsp;&nbsp;&nbsp;&nbsp;fail:&nbsp;()&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.getSetting({\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;settings&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.login({\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;({&nbsp;code&nbsp;})&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.getUesrInfo({\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;code,\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;(userInfo)&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.request({\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;()&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;something\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;}\n});<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u663e\u7136\uff0casync\/await \u53ef\u4ee5\u540c\u6837\u903b\u8f91\u7684\u4ee3\u7801\u770b\u8d77\u6765\u8212\u670d\u5f97\u591a\u3002\u4e0d\u8fc7\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u201c\u5fae\u4fe1\u5f00\u53d1\u8005\u5de5\u5177\u201d\u5e76\u4e0d\u652f\u6301 async\/await\u3002\u5982\u4f55\u542f\u7528\uff1f<\/p>\n<p><strong>1. \u7528\u4e0a async\/await<\/strong><\/p>\n<hr>\n<p>\u5982\u679c\u6709\u5fc3\uff0c\u5728\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5b98\u65b9\u6587\u6863\u4e2d\u641c\u7d22&nbsp;async&nbsp;\u53ef\u4ee5\u627e\u5230\u201c\u5de5\u5177\u21d2\u5f00\u53d1\u8f85\u52a9\u21d2\u4ee3\u7801\u7f16\u8bd1\u201d\u9875\u9762\u4e2d\u63d0\u5230\u4e86\u5bf9 async\/await \u7684\u652f\u6301\u60c5\u51b5\uff0c\u662f\u5728\u201c\u589e\u52a0\u7f16\u8bd1\u201d\u5c0f\u8282\u7684\u4e00\u4e2a\u8868\u683c\u4e2d\uff0c\u6458\u5f55\u4e00\u6bb5\uff1a<\/p>\n<blockquote><p>\n  \u5728&nbsp;1.02.1904282&nbsp;\u4ee5\u53ca\u4e4b\u540e\u7248\u672c\u7684\u5f00\u53d1\u5de5\u5177\u4e2d\uff0c\u589e\u52a0\u4e86\u589e\u5f3a\u7f16\u8bd1\u7684\u9009\u9879\u6765\u589e\u5f3a ES6 \u8f6c ES5 \u7684\u80fd\u529b\uff0c\u542f\u7528\u540e\u4f1a\u4f7f\u7528\u65b0\u7684\u7f16\u8bd1\u903b\u8f91\u4ee5\u53ca\u63d0\u4f9b\u989d\u5916\u7684\u9009\u9879\u4f9b\u5f00\u53d1\u8005\u4f7f\u7528\u3002\u652f\u6301 async\/await \u8bed\u6cd5\uff0c\u6309\u9700\u6ce8\u5165&nbsp;regeneratorRuntime\uff0c\u76ee\u5f55\u4f4d\u7f6e\u4e0e\u8f85\u52a9\u51fd\u6570\u4e00\u81f4\n<\/p><\/blockquote>\n<p>\u603b\u4e4b\u5462\uff0c\u5c31\u662f\uff0c\u53ea\u8981\u628a\u201c\u5fae\u4fe1\u5f00\u53d1\u8005\u5de5\u5177\u201d\u66f4\u65b0\u5230&nbsp;v1.02.1904282&nbsp;\u4ee5\u4e0a\uff0c\u5c31\u4e0d\u9700\u8981\u5e72&nbsp;npm install regenerator&nbsp;\u8fd9\u4e4b\u7c7b\u7684\u4e8b\u60c5\uff0c\u53ea\u9700\u8981\u4fee\u6539\u4e00\u4e2a\u914d\u7f6e\u9879\u5c31\u80fd\u4f7f\u7528&nbsp;async\/await&nbsp;\u7279\u6027\u4e86\u3002\u8fd9\u4e2a\u914d\u7f6e\u5c31\u5728\u201c\u5de5\u5177\u680f\u21d2\u8be6\u60c5\u21d2\u672c\u5730\u8bbe\u7f6e\u201d\u9875\u9762\u4e2d\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/930\/617\/864\/1591435518968061.png\" class=\"aligncenter\" title=\"\u5fae\u4fe1\u5f00\u53d1\u4e2d\u4f7f\u7528async\/await\u63d2\u56fe\" alt=\"\u5fae\u4fe1\u5f00\u53d1\u4e2d\u4f7f\u7528async\/await\u63d2\u56fe\" \/><\/p>\n<p>\u4e3a\u4e86\u5feb\u901f\u9a8c\u8bc1 async\/await \u53ef\u7528\uff0c\u5728&nbsp;app.js&nbsp;\u7684&nbsp;onLaunch()&nbsp;\u4e8b\u4ef6\u51fd\u6570\u4e2d\u52a0\u4e00\u6bb5\u4ee3\u7801\uff1a<\/p>\n<pre>(async&nbsp;()&nbsp;=&amp;gt;&nbsp;{&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;p&nbsp;=&nbsp;await&nbsp;new&nbsp;Promise(resolve&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;setTimeout(()&nbsp;=&amp;gt;&nbsp;resolve(\"hello&nbsp;async\/await\"),&nbsp;1000);\n&nbsp;&nbsp;&nbsp;&nbsp;});&nbsp;&nbsp;&nbsp;&nbsp;console.log(p);\n})();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u77ed\u6682\u7684\u81ea\u52a8\u7f16\u8bd1\u8fd0\u884c\u4e4b\u540e\uff0c\u5728\u8c03\u8bd5\u5668\u754c\u9762\u7684 Console \u9875\u7b7e\u4e2d\u53ef\u4ee5\u770b\u5230\u8f93\u51fa\uff1a<\/p>\n<pre>hello&nbsp;async\/await<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5982\u679c\u4e0d\u884c\uff0c\u8bf7\u5148\u68c0\u67e5\u201c\u5fae\u4fe1\u5f00\u53d1\u8005\u5de5\u5177\u201d\u7684\u7248\u672c\u2014\u2014\u81f3\u5c11\uff0c\u53bb\u4e0b\u8f7d\u4e00\u4e2a\u6700\u65b0\u7248\u672c\u603b\u4e0d\u4f1a\u6709\u95ee\u9898\u7684\u3002<\/p>\n<p><strong><span style=\"font-family: -apple-system, BlinkMacSystemFont,\">2. \u6539\u9020 wx.abcd \u5f02\u6b65\u65b9\u6cd5<\/span><\/strong><\/p>\n<hr>\n<p>\u867d\u7136 async\/await \u5f97\u5230\u4e86\u652f\u6301\uff0c\u4f46\u662f\u8fd8\u5f97\u628a&nbsp;wx.abcd()&nbsp;\u5c01\u88c5\u6210 Promise \u98ce\u683c\u624d\u884c\u3002<\/p>\n<p>Node.js \u5728 util \u6a21\u5757\u4e2d\u63d0\u4f9b\u4e86&nbsp;promisify&nbsp;\u6765\u628a Node.js \u98ce\u683c\u7684\u56de\u8c03\u8f6c\u6362\u6210 Promise \u98ce\u683c\uff0c\u4f46\u663e\u7136\u5b83\u4e0d\u9002\u7528\u4e8e wx \u98ce\u683c\u3002\u8fd8\u662f\u81ea\u5df1\u52a8\u624b\u5427\uff0c\u4e5f\u4e0d\u7528\u8003\u8651\u592a\u591a\uff0c\u6bd4\u5982 wx \u98ce\u683c\u7684\u5f02\u6b65\u8c03\u7528\u5728\u5f62\u5f0f\u4e0a\u90fd\u662f\u4e00\u81f4\u7684\uff0c\u5b83\u4eec\u7684\u7279\u5f81\u5982\u4e0b \uff1a<\/p>\n<ul>\n<li>\n<p>\u4f7f\u7528\u4e00\u4e2a\u5bf9\u8c61\u4f20\u9012\u6240\u6709\u53c2\u6570\uff0c\u5305\u62ec\u4e09\u4e2a\u4e3b\u8981\u7684\u56de\u8c03<\/p>\n<\/li>\n<li>\n<p>success: (res) =&gt; any \u5728\u5f02\u6b65\u65b9\u6cd5\u6210\u529f\u65f6\u56de\u8c03<\/p>\n<\/li>\n<li>\n<p>fail: (err) =&gt; any \u5728\u5f02\u6b65\u65b9\u6cd5\u5931\u8d25\u65f6\u56de\u8c03<\/p>\n<\/li>\n<li>\n<p>complete: () =&gt; any \u5728\u5f02\u6b65\u65b9\u6cd5\u5b8c\u6210\uff08\u4e0d\u7ba1\u6210\u529f\u8fd8\u662f\u5931\u8d25\uff09\u65f6\u56de\u8c03<\/p>\n<\/li>\n<\/ul>\n<p>\u6240\u4ee5\uff0c\u5982\u679c&nbsp;wx.abcd()&nbsp;\u6539\u6210\u4e86 Promise \u98ce\u683c\uff0c\u901a\u8fc7 async\/await \u6765\u7f16\u5199\uff0c\u5927\u6982\u5e94\u8be5\u662f\u8fd9\u4e2a\u6837\u5b50<\/p>\n<pre>try&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;res&nbsp;=&nbsp;wx.abcd();\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;anything&nbsp;in&nbsp;success&nbsp;callback\n}&nbsp;catch&nbsp;(err)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;anything&nbsp;in&nbsp;fail&nbsp;callback\n}&nbsp;finally&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;anything&nbsp;in&nbsp;complete&nbsp;callback\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><span style=\"font-family: -apple-system, BlinkMacSystemFont,\">\u5f53\u7136\uff0ccatch&nbsp;\u548c&nbsp;finally&nbsp;\u8fd9\u4e24\u4e2a\u90e8\u5206\u5e76\u4e0d\u662f\u5fc5\u987b\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e0d\u4e00\u5b9a\u975e\u5f97\u7528&nbsp;try&nbsp;\u8bed\u53e5\u5757\u3002\u4f46\u662f\uff0c\u5982\u679c\u4e0d\u7528&nbsp;catch\uff0c\u4f1a\u6709\u4e00\u4e2a\u795e\u5751\u5b58\u5728\uff0c\u8fd9\u4e2a\u95ee\u9898\u540e\u9762\u518d\u8bf4\u3002\u73b0\u5728\u9996\u5148\u8981\u505a\u7684\u662f\u6539\u9020\u3002<\/span><\/p>\n<p><span style=\"font-family: -apple-system, BlinkMacSystemFont,\">2.1. \u5b9a\u4e49 promisify()<\/span><\/p>\n<p><span style=\"font-family: -apple-system, BlinkMacSystemFont,\">promisify()&nbsp;\u5c31\u662f\u4e00\u4e2a\u5c01\u88c5\u51fd\u6570\uff0c\u4f20\u5165\u539f\u6765\u7684&nbsp;wx.abcd&nbsp;\u4f5c\u4e3a\u53c2\u52a0\uff0c\u8fd4\u56de\u4e00\u4e2a Promise \u98ce\u683c\u7684\u65b0\u51fd\u6570\u3002\u4ee3\u7801\u548c\u89e3\u91ca\u5982\u4e0b\uff1a<\/span><\/p>\n<pre>function&nbsp;promisify(fn)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;promisify()&nbsp;\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u51fd\u6570\uff0c\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;\u8fd9\u4e2a\u51fd\u6570\u8ddf\u4f20\u5165\u7684&nbsp;fn\uff08\u5373&nbsp;wx.abcd\uff09&nbsp;\u7b7e\u540d\u76f8\u540c\uff08\u6216\u517c\u5bb9\uff09\n&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;async&nbsp;function(args)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;^^^^&nbsp;\u63a5\u53d7\u4e00\u4e2a\u5355\u4e00\u53c2\u6570\u5bf9\u8c61\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;new&nbsp;Promise((resolve,&nbsp;reject)&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;^^^^^^^^^^^&nbsp;\u8fd4\u56de\u4e00\u4e2a&nbsp;Promise&nbsp;\u5bf9\u8c61\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fn({\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;^^&nbsp;^&nbsp;\u8c03\u7528\u539f\u51fd\u6570\u5e76\u4f7f\u7528\u6539\u9020\u8fc7\u7684\u65b0\u7684\u53c2\u6570\u5bf9\u8c61\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;...(args&nbsp;||&nbsp;{}),\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;^^^^^^^^&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\u8fd9\u4e2a\u65b0\u53c2\u6570\u5bf9\u8c61\u5f97\u6709\u539f\u672c\u4f20\u5165\u7684\u53c2\u6570\uff0c\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;^^&nbsp;&nbsp;\u5f53\u7136\u5f97\u517c\u5bb9\u6ca1\u6709\u4f20\u5165\u53c2\u6570\u7684\u60c5\u51b5\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;res&nbsp;=&amp;gt;&nbsp;resolve(res),\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;^^^^^^^^^^^^^^^^^^^^^^^^^^^^&nbsp;&nbsp;\u6ce8\u5165&nbsp;success&nbsp;\u56de\u8c03\uff0cresovle&nbsp;\u5b83\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;fail:&nbsp;err&nbsp;=&amp;gt;&nbsp;reject(err)\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;^^^^^^^^^^^^^^^^^^^^^^^^&nbsp;\u6ce8\u5165&nbsp;fail&nbsp;\u56de\u8c03\uff0creject&nbsp;\u5b83\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;};\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e3e\u4f8b\u4f7f\u7528\u5b83\uff1a<\/p>\n<pre>const&nbsp;asyncLogin&nbsp;=&nbsp;promisify(wx.login);&nbsp;&nbsp;\/\/&nbsp;\u6ce8\u610f\u522b\u5199\u6210&nbsp;wx.login()\uff0c\u4e3a\u4ec0\u4e48\uff0c\u6211\u4e0d\u8bf4\ntry&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;res&nbsp;=&nbsp;asyncLogin();\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;code&nbsp;=&nbsp;res.code;\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;something&nbsp;with&nbsp;code\n}&nbsp;catch&nbsp;(err)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;login&nbsp;error\n}&nbsp;finally&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;promisify&nbsp;\u91cc\u6ca1\u6709\u4e13\u95e8\u6ce8\u5165&nbsp;complete&nbsp;\u56de\u8c03\uff0c\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;\u56e0\u4e3a&nbsp;complete&nbsp;\u7684\u5185\u5bb9\u53ef\u4ee5\u5199\u5728\u8fd9\u91cc\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>2.2. \u5b9a\u4e49 wx.async()<\/p>\n<p>\u4e0d\u8fc7\u8001\u5b9e\u8bf4\uff0c\u628a\u8981\u7528\u7684\u5f02\u6b65\u65b9\u6cd5\u901a\u8fc7&nbsp;promisify&nbsp;\u4e00\u4e2a\u4e2a\u5904\u7406\uff0c\u5199\u8d77\u6765\u8fd8\u662f\u633a\u70e6\u7684\uff0c\u4e0d\u5982\u5199\u4e2a\u5de5\u5177\u51fd\u6570\u628a\u8981\u7528\u7684\u65b9\u6cd5\u4e00\u6b21\u6027\u8f6c\u6362\u51fa\u6765\u3002\u4e0d\u8fc7\u4e00\u67e5\uff0cwx&nbsp;\u4e0b\u5b9a\u4e49\u4e86\u4e0d\u77e5\u9053\u591a\u5c11\u5f02\u6b65\u65b9\u6cd5\uff0c\u8fd8\u662f\u9000\u800c\u6c42\u5176\u6b21\uff0c\u7528\u5230\u5565\u8f6c\u5565\uff0c\u4e0d\u8fc7\u53ef\u4ee5\u6279\u91cf\u8f6c\uff0c\u8f6c\u51fa\u6765\u7684\u7ed3\u679c\u8fd8\u662f\u5c01\u88c5\u5728\u4e00\u4e2a\u5bf9\u8c61\u4e2d\u3002\u6574\u4e2a\u8fc7\u7a0b\u5c31\u662f\u8fed\u4ee3\u5904\u7406\uff0c\u6700\u540e\u628a\u6bcf\u4e2a\u5904\u7406\u7ed3\u679c\u805a\u7126\u5728\u4e00\u8d77\uff1a<\/p>\n<pre>function&nbsp;toAsync(names)&nbsp;{&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;\u8fd9\u91cc&nbsp;names&nbsp;\u671f\u671b\u662f\u4e00\u4e2a\u6570\u7ec4\n&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;(names&nbsp;||&nbsp;[])\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.map(name&nbsp;=&amp;gt;&nbsp;(\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;name,\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;member:&nbsp;wx[name]\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;))\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.filter(t&nbsp;=&amp;gt;&nbsp;typeof&nbsp;t.member&nbsp;===&nbsp;\"function\")\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.reduce((r,&nbsp;t)&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;r[t.name]&nbsp;=&nbsp;promisify(wx[t.name]);\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;r;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;},&nbsp;{});\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u4e2a&nbsp;toAsync&nbsp;\u7684\u7528\u6cd5\u5927\u81f4\u662f\u8fd9\u6837\u7684<\/p>\n<pre>const&nbsp;awx&nbsp;=&nbsp;toAsync([\"login\",&nbsp;\"request\"]);\nawait&nbsp;awx.login();\nawait&nbsp;awx.request({...});<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6709\u4e9b\u4eba\u53ef\u80fd\u66f4\u4e60\u60ef\u5355\u4e2a\u53c2\u6570\u4f20\u5165\u7684\u65b9\u5f0f\uff0c\u50cf\u8fd9\u6837<\/p>\n<pre>const&nbsp;awx&nbsp;=&nbsp;toAsync(\"login\",&nbsp;\"request\");<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u90a3\u4e48\u5728&nbsp;toAsync&nbsp;\u7684\u5b9a\u4e49\u4e2d\uff0c\u53c2\u6570\u6539\u4e3a&nbsp;&#8230;names&nbsp;\u5c31\u597d\uff0c\u5373<\/p>\n<pre>function&nbsp;toAsync(...names)&nbsp;{&nbsp;...&nbsp;}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd8\u6ca1\u5b8c\uff0c\u56e0\u4e3a\u6211\u4e0d\u60f3\u5728\u6bcf\u4e00\u4e2a JS \u6587\u4ef6\u4e2d\u53bb&nbsp;import { toAsync } from &#8230;\u3002\u6240\u4ee5\u628a\u5b83\u5728&nbsp;App.onLaunch()&nbsp;\u4e2d\u628a\u5b83\u6ce8\u5165\u5230&nbsp;wx&nbsp;\u5bf9\u8c61\u4e2d\u53bb\uff0c\u5c31\u50cf\u8fd9\u6837<\/p>\n<pre>App({\n&nbsp;&nbsp;&nbsp;&nbsp;onLaunch:&nbsp;function()&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;...\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.async&nbsp;=&nbsp;toAsync;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;...\n&nbsp;&nbsp;&nbsp;&nbsp;}\n});<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>3. await \u5e26\u6765\u7684\u795e\u5751<\/p>\n<p>\u5de5\u5177\u51c6\u5907\u597d\u4e86\uff0c\u4ee3\u7801\u4e5f\u5927\u5200\u9614\u65a7\u5730\u8fdb\u884c\u4e86\u6539\u9020\uff0c\u770b\u8d77\u6765\u8212\u670d\u591a\u4e86\uff0c\u4e00\u8fd0\u884c\u5374\u62a5\u9519\uff01\u4e3a\u4ec0\u4e48\uff1f\uff1f\uff1f<\/p>\n<p>\u5148\u6765\u770b\u4e00\u6bb5\u539f\u6765\u7684\u4ee3\u7801\uff0c\u662f\u8fd9\u6837\u7684<\/p>\n<pre>wx.getStorage({\n&nbsp;&nbsp;&nbsp;&nbsp;key:&nbsp;\"blabla\",\n&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;res&nbsp;=&amp;gt;&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;with&nbsp;res\n&nbsp;&nbsp;&nbsp;&nbsp;}\n});<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6539\u9020\u4e4b\u540e\u662f\u8fd9\u6837<\/p>\n<pre>const&nbsp;res&nbsp;=&nbsp;await&nbsp;awx.getStorage({&nbsp;key:&nbsp;\"blabla\"&nbsp;});&nbsp;&nbsp;\/\/&nbsp;&lt;p&gt;awx.getStorage&nbsp;\u629b\u4e86\u4e2a\u5f02\u5e38\uff0c\u539f\u56e0\u662f\u53eb&nbsp;\"blabal\"&nbsp;\u7684\u8fd9\u4e2a\u6570\u636e\u4e0d\u5b58\u5728\u3002&lt;\/p&gt;&lt;p&gt;\u4e3a\u4ec0\u4e48\u539f\u6765\u6ca1\u6709\u9519\uff0c\u73b0\u5728\u5374\u62a5\u9519\uff1f&lt;\/p&gt;&lt;p&gt;\u56e0\u4e3a\u539f\u6765\u6ca1\u6709\u5b9a\u4e49&nbsp;fail&nbsp;\u56de\u8c03\uff0c\u6240\u4ee5\u9519\u8bef\u88ab\u5ffd\u7565\u4e86\u3002\u4f46\u662f&nbsp;promisify()&nbsp;\u628a&nbsp;fail&nbsp;\u56de\u8c03\u5c01\u88c5\u6210\u4e86&nbsp;reject()\uff0c\u6240\u4ee5&nbsp;awx.getStorage()&nbsp;\u8fd4\u56de\u7684 Promise \u5bf9\u8c61\u4e0a\uff0c\u9700\u8981\u901a\u8fc7&nbsp;catch()&nbsp;\u6765\u5904\u7406\u3002\u6211\u4eec\u6ca1\u6709\u76f4\u63a5\u4f7f\u7528 Promise \u5bf9\u8c61\uff0c\u800c\u662f\u7528\u7684&nbsp;await&nbsp;\u8bed\u6cd5\uff0c\u6240\u4ee5&nbsp;reject()&nbsp;\u4f1a\u4ee5\u629b\u51fa\u5f02\u5e38\u7684\u5f62\u5f0f\u4f53\u73b0\u51fa\u6765\u3002&lt;\/p&gt;&lt;p&gt;\u7528\u4eba\u8bdd\u8bf4\uff0c\u4ee3\u7801\u5f97\u8fd9\u6837\u6539\uff1a&lt;\/p&gt;&lt;pre class=\"brush:js;toolbar:false\"&gt;try&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;res&nbsp;=&nbsp;await&nbsp;awx.getStorage({&nbsp;key:&nbsp;\"blabla\"&nbsp;});&nbsp;&nbsp;\/\/&nbsp;&lt;p&gt;\u4f24\u5fc3\u4e86\u4e0d\u662f\uff1f\u5982\u679c\u6ca1\u6709\u4f24\u5fc3\uff0c\u4f60\u60f3\u60f3\uff0c\u6bcf\u4e00\u4e2a\u8c03\u7528\u90fd\u8981\u7528&nbsp;try ... catch ...&nbsp;\u4ee3\u7801\u5757\uff0c\u8fd8\u80fd\u4e0d\u4f24\u5fc3\u5417\uff1f&lt;\/p&gt;&lt;p&gt;3.1. \u5ffd\u7565\u4e0d\u9700\u8981\u5904\u7406\u7684\u9519\u8bef&lt;\/p&gt;&lt;p&gt;\u5904\u7406\u9519\u8bef\u771f\u7684\u662f\u4e2a\u597d\u4e60\u60ef\uff0c\u4f46\u771f\u7684\u4e0d\u662f\u6240\u6709\u9519\u8bef\u60c5\u51b5\u90fd\u9700\u8981\u5904\u7406\u3002\u5176\u5b9e\u8981\u5ffd\u7565\u9519\u8bef\u4e5f\u5f88\u7b80\u5355\uff0c\u76f4\u63a5\u5728\u6bcf\u4e2a Promise \u5f62\u5f0f\u7684\u5f02\u6b65\u8c03\u540e\u9762\u52a0\u53e5\u8bdd\u5c31\u884c\uff0c\u6bd4\u5982&lt;\/p&gt;&lt;pre class=\"brush:js;toolbar:false\"&gt;const&nbsp;res&nbsp;=&nbsp;await&nbsp;awx\n&nbsp;&nbsp;&nbsp;&nbsp;.getStorage({&nbsp;key:&nbsp;\"blabla\"&nbsp;})\n&nbsp;&nbsp;&nbsp;&nbsp;.catch(()&nbsp;=&amp;gt;&nbsp;{});\n\/\/&nbsp;&nbsp;^^^^^^^^^^^^^^^^&nbsp;\u6355\u6349\u9519\u8bef\uff0c\u4f46\u4ec0\u4e48\u4e5f\u4e0d\u5e72<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7a0d\u5fae\u89e3\u91ca\u4e00\u4e0b\uff0c\u5728\u8fd9\u91cc&nbsp;awx.getStorage()&nbsp;\u8fd4\u56de\u4e00\u4e2a Promise \u5bf9\u8c61\uff0c\u5bf9\u8be5\u5bf9\u8c61\u8c03\u7528&nbsp;.catch()&nbsp;\u4f1a\u5c01\u88c5 reject \u7684\u60c5\u51b5\uff0c\u540c\u65f6\u5b83\u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684 Promise \u5bf9\u8c61\uff0c\u8fd9\u4e2a\u5bf9\u8c61\u624d\u662f&nbsp;await&nbsp;\u7b49\u5f85\u7684 Promise\u3002<\/p>\n<p>\u4e0d\u8fc7\u611f\u89c9&nbsp;.catch(() =&gt; {})&nbsp;\u5199\u8d77\u6765\u602a\u602a\u7684\uff0c\u90a3\u5c31\u5c01\u88c5\u6210\u4e00\u4e2a\u65b9\u6cd5\u5427\uff0c\u8fd9\u5f97\u6539&nbsp;Promise&nbsp;\u7c7b\u7684\u539f\u5f62<\/p>\n<pre>Promise.prototype.ignoreError&nbsp;=&nbsp;function()&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;this.catch(()&nbsp;=&amp;gt;&nbsp;{&nbsp;});\n};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u653e\u5728\u5b9a\u4e49&nbsp;toAsync()&nbsp;\u4e4b\u524d\u5c31\u597d\u3002<\/p>\n<p>\u7528\u8d77\u6765\u4e5f\u50cf\u90a3\u4e48\u56de\u4e8b<\/p>\n<pre>const&nbsp;res&nbsp;=&nbsp;await&nbsp;awx\n&nbsp;&nbsp;&nbsp;&nbsp;.getStorage({&nbsp;key:&nbsp;\"blabla\"&nbsp;})\n&nbsp;&nbsp;&nbsp;&nbsp;.ignoreError();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5bf9\u4e8e\u5355\u4e2a&nbsp;await&nbsp;\u5f02\u6b65\u8c03\u7528\uff0c\u5982\u679c\u4e0d\u60f3\u5199&nbsp;try &#8230; catch &#8230;&nbsp;\u5757\uff0c\u8fd8\u53ef\u4ee5\u81ea\u5df1\u5b9a\u4e49\u4e00\u4e2a&nbsp;ifError(fn)&nbsp;\u6765\u5904\u7406\u9519\u8bef\u7684\u60c5\u51b5\u3002\u4f46\u662f\u5982\u679c\u9700\u8981\u6279\u91cf\u5904\u7406\u9519\u8bef\uff0c\u8fd8\u662f&nbsp;try &#8230; catch &#8230;&nbsp;\u7528\u8d77\u987a\u624b\uff1a<\/p>\n<p>4. \u56de\u5230\u5f00\u59cb<\/p>\n<pre>try&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;storeValue&nbsp;=&nbsp;await&nbsp;awx.getStorage({});\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;settings&nbsp;=&nbsp;await&nbsp;awx.getSetting();\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;{&nbsp;code&nbsp;}&nbsp;=&nbsp;await&nbsp;awx.login();\n&nbsp;&nbsp;&nbsp;&nbsp;const&nbsp;userInfo&nbsp;=&nbsp;await&nbsp;awx.getUserInfo({&nbsp;code&nbsp;});\n}&nbsp;catch&nbsp;(err)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;\u5904\u7406\u9519\u8bef\u5427\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u770b\uff0c\u4e0d\u9700\u8981\u5bf9\u6bcf\u4e2a\u5f02\u6b65\u8c03\u7528\u5b9a\u4e49&nbsp;fail&nbsp;\u56de\u8c03\uff0c\u4e00\u4e2a&nbsp;try &#8230; catch &#8230;&nbsp;\u5904\u7406\u6240\u6709\u53ef\u80fd\u4ea7\u751f\u7684\u9519\u8bef\uff0c\u8fd9\u53ef\u4e0d\u4e5f\u662f async\/await \u7684\u4f18\u52bf\uff01<\/p>\n<p>\u63a8\u8350\u6559\u7a0b\uff1a \u300a\u300b<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5fae\u4fe1\u5f00\u53d1\u4e2d\u4f7f\u7528async\/await\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4e2d\u6709\u5927\u91cf\u63a5\u53e3\u662f\u5f02\u6b65\u8c03\u7528\uff0c\u6bd4\u5982&nbsp;wx.login()\u3001wx.request()\u3001wx.getuserinfo()&nbsp;\u7b49\uff0c\u90fd\u662f\u4f7f\u7528\u4e00\u4e2a\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u5b9a\u4e49\u4e86&nbsp;success()\u3001fail()&nbsp;\u548c&nbsp;complete()&nbsp;\u4f5c\u4e3a\u5f02\u6b65\u8c03\u7528\u4e0d\u540c\u60c5\u51b5\u4e0b\u7684\u56de\u8c03\u3002 \u4f46\u662f\uff0c\u4ee5\u56de\u8c03\u7684\u65b9\u5f0f\u6765\u5199\u7a0b\u5e8f\uff0c\u771f\u7684\u5f88\u4f24\uff0c\u5982\u679c\u6709\u4e00\u4e2a\u8fc7\u7a0b\u9700\u8981\u4f9d\u6b21\u5e72\u8fd9\u4e9b\u4e8b\u60c5\uff1a wx.getStorage() \u83b7\u53d6\u7f13\u5b58\u6570\u636e\uff0c\u68c0\u67e5\u767b\u5f55\u72b6\u6001 wx.getSetting() \u83b7\u53d6\u914d\u7f6e\u4fe1\u606f\uff0c wx.login() \u4f7f\u7528\u914d\u7f6e\u4fe1\u606f\u8fdb\u884c\u767b\u5f55 wx.getUserInfo() \u767b\u5f55\u540e\u83b7\u53d6\u7528\u6237\u4fe1\u606f wx.request() \u5411\u4e1a\u52a1\u670d\u52a1\u5668\u53d1\u8d77\u6570\u636e\u8bf7\u6c42 \u90a3\u4e48\uff0c\u4ee3\u7801\u5927\u6982\u4f1a\u957f\u8fd9\u6837 wx.getStorage({ &nbsp;&nbsp;&nbsp;&nbsp;fail:&nbsp;()&nbsp;=&amp;gt;&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.getSetting({ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;settings&nbsp;=&amp;gt;&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.login({ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;({&nbsp;code&nbsp;})&nbsp;=&amp;gt;&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.getUesrInfo({ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;code, &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;(userInfo)&nbsp;=&amp;gt;&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wx.request({ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;success:&nbsp;()&nbsp;=&amp;gt;&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/&nbsp;do&nbsp;something &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}); &nbsp;&nbsp;&nbsp;&nbsp;} }); \u767b\u5f55\u540e\u590d\u5236 \u663e\u7136\uff0casync\/await \u53ef\u4ee5\u540c\u6837\u903b\u8f91\u7684\u4ee3\u7801\u770b\u8d77\u6765\u8212\u670d\u5f97\u591a\u3002\u4e0d\u8fc7\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u201c\u5fae\u4fe1\u5f00\u53d1\u8005\u5de5\u5177\u201d\u5e76\u4e0d\u652f\u6301 async\/await\u3002\u5982\u4f55\u542f\u7528\uff1f 1. \u7528\u4e0a async\/await \u5982\u679c\u6709\u5fc3\uff0c\u5728\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5b98\u65b9\u6587\u6863\u4e2d\u641c\u7d22&nbsp;async&nbsp;\u53ef\u4ee5\u627e\u5230\u201c\u5de5\u5177\u21d2\u5f00\u53d1\u8f85\u52a9\u21d2\u4ee3\u7801\u7f16\u8bd1\u201d\u9875\u9762\u4e2d\u63d0\u5230\u4e86\u5bf9 async\/await \u7684\u652f\u6301\u60c5\u51b5\uff0c\u662f\u5728\u201c\u589e\u52a0\u7f16\u8bd1\u201d\u5c0f\u8282\u7684\u4e00\u4e2a\u8868\u683c\u4e2d\uff0c\u6458\u5f55\u4e00\u6bb5\uff1a \u5728&nbsp;1.02.1904282&nbsp;\u4ee5\u53ca\u4e4b\u540e\u7248\u672c\u7684\u5f00\u53d1\u5de5\u5177\u4e2d\uff0c\u589e\u52a0\u4e86\u589e\u5f3a\u7f16\u8bd1\u7684\u9009\u9879\u6765\u589e\u5f3a ES6 \u8f6c ES5 \u7684\u80fd\u529b\uff0c\u542f\u7528\u540e\u4f1a\u4f7f\u7528\u65b0\u7684\u7f16\u8bd1\u903b\u8f91\u4ee5\u53ca\u63d0\u4f9b\u989d\u5916\u7684\u9009\u9879\u4f9b\u5f00\u53d1\u8005\u4f7f\u7528\u3002\u652f\u6301 async\/await 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-33225","post","type-post","status-publish","format-standard","hentry","category-19"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/33225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=33225"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/33225\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=33225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=33225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=33225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}