{"id":33488,"date":"2024-11-25T17:49:51","date_gmt":"2024-11-25T09:49:51","guid":{"rendered":"https:\/\/fwq.ai\/blog\/33488\/"},"modified":"2024-11-25T17:49:51","modified_gmt":"2024-11-25T09:49:51","slug":"%e8%b0%88%e8%b0%88%e4%bd%bf%e7%94%a8js%e5%ba%93%e8%a7%a3%e5%86%b3%e5%b0%8f%e7%a8%8b%e5%ba%8f%e8%b7%a8%e9%a1%b5%e4%bc%a0%e9%80%92%e6%b6%88%e6%81%af%e5%92%8c%e6%95%b0%e6%8d%ae%e9%97%ae%e9%a2%98%e7%9a%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/33488\/","title":{"rendered":"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/000\/024\/5f0d72c1401d4548.jpg\" class=\"aligncenter\" title=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe\" 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title=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe1\" alt=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe1\" \/><\/p>\n<p>\u4e1a\u52a1\u5206\u6790<\/p>\n<p>\u7b2c\u4e00\u79cd\uff1a\u5229\u7528\u5fae\u4fe1\u7684 wx.setStorage\uff0c\u5c06\u6570\u636e\u7f13\u5b58\u5728\u5c0f\u7a0b\u5e8f\u5b9e\u4f8b\u5185\u3002\u4ece B \u9875\u9762\u8fd4\u56de A \u9875\u9762\u65f6\uff0cB \u9875\u9762\u5148\u5c06\u6570\u636e\u7f13\u5b58\uff1b\u7136\u540e\u5728 A \u9875\u9762\u7684 onshow \u65b9\u6cd5\u91cc\uff0c\u8c03\u7528 wx.getStorage 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\u4e2d\u7528\u4e8e\u8de8\u7ec4\u4ef6\u7684\u8f7b\u91cf\u7ea7\u5b9e\u73b0\u3002&nbsp;<\/p>\n<p>3.\u4e8b\u4ef6\u8ba2\u9605\u548c\u53d1\u5e03\u3002<\/p>\n<p>\u4f7f\u7528\u601d\u8def\uff1a\uff08\u505a\u8fc7\u79fb\u52a8\u7aef\u5f00\u53d1\u7684\u90fd\u77e5\u9053\uff0c\u7c7b\u4f3c\u4e8eiOS\u7684\u901a\u77e5\u548c\u5b89\u5353\u7684\u5e7f\u64ad\uff09&nbsp;<\/p>\n<p>a.A \u9875\u9762\u5148\u8ba2\u9605\u4e00\u4e2a\u4e8b\u4ef6\uff0c\u5e76\u5b9a\u4e49\u5904\u7406\u65b9\u6cd5\uff1b&nbsp;<\/p>\n<p>b.\u4ece B \u9875\u9762\u8fd4\u56de\u65f6\uff0c\u53d1\u9001\u6d88\u606f\uff1b&nbsp;<\/p>\n<p>c.A \u9875\u9762\u5378\u8f7d\u65f6\uff0c\u89e3\u9664\u8ba2\u9605\u3002<\/p>\n<p>\u6211\u7684\u4f7f\u7528\u65b9\u6cd5\u4e3a\uff1a&nbsp;<\/p>\n<p>A \u9875\u9762\u4ee3\u7801\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/532\/254\/714\/1594716751190492.png\" class=\"aligncenter\" title=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe3\" alt=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe3\" \/><\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u5728 A \u9875\u9762\u76f4\u63a5\u8c03\u7528 onfire.on \u65b9\u6cd5\uff0c\u8ba2\u9605\u4e00\u4e2a\u540d\u5b57\u4e3a key \u7684\u6d88\u606f\u3002\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6d88\u606f\u9644\u5e26\u7684\u53c2\u6570\u65e0\u4f20\u53c2\u3002&nbsp;<br \/>\u5982\u679c\u9700\u8981\u4f20\u53c2\u7684\u8bdd\uff0c\u76f4\u63a5\u5728 function \u91cc\u589e\u52a0\u53c2\u6570\u5373\u53ef\uff0c\u4f8b\u5982\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/374\/531\/223\/1594716756454235.png\" class=\"aligncenter\" title=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe4\" alt=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe4\" \/><\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4e00\u5b9a\u8981\u5728 onUnload \u91cc\uff08\u5728\u9875\u9762\u88ab\u5173\u95ed\u65f6\uff09\u53d6\u6d88\u8ba2\u9605\u6d88\u606f\uff0c\u5e76\u53d6\u6d88\u7ed1\u5b9a eventObj\u3002<\/p>\n<p>B \u9875\u9762\u91cc\u4ee3\u7801\u5728\u56de\u8c03\u7684\u5730\u65b9\u52a0\u5165\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/830\/874\/367\/1594716776296136.png\" class=\"aligncenter\" title=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe5\" alt=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe5\" \/><\/p>\n<p><strong>\u4e09.\u5206\u6790\u5e93\u4ee3\u7801<\/strong><\/p>\n<p>\u4ece\u4ee3\u7801\u4e2d\u53ef\u4ee5\u770b\u51fa\u8ba2\u9605 on \u65b9\u6cd5\u7684\u65f6\u5019\uff0c\u5b9e\u9645\u8c03\u7528 _bind \u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u5229\u7528\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff0c\u6765\u5b58\u50a8\u8ba2\u9605\u7684\u5bf9\u8c61\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/531\/141\/891\/1594716794725011.png\" class=\"aligncenter\" title=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe6\" alt=\"\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\u63d2\u56fe6\" \/><\/p>\n<p>\u800c fire \u53d1\u9001\u6d88\u606f\u65b9\u6cd5\u7684\u5b9e\u8d28\uff0c\u662f\u8c03\u7528 _fire_func \u65b9\u6cd5\uff0c\u901a\u8fc7\u540d\u5b57\uff08key\uff09\u6765\u904d\u5386\u8ba2\u9605\u8005\uff0c\u7136\u540e\u901a\u77e5\u8ba2\u9605\u8005\u3002\u8c03\u7528un\u65b9\u6cd5\uff0c\u901a\u8fc7\u540d\u5b57\uff08key\uff09\u6765\u904d\u5386\u8ba2\u9605\u8005\uff0c\u627e\u5230\u540e\u79fb\u9664\u3002<\/p>\n<p>\u63a8\u8350\uff1a\u300a\u300b<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u8c08\u8c08\u4f7f\u7528JS\u5e93\u89e3\u51b3\u5c0f\u7a0b\u5e8f\u8de8\u9875\u4f20\u9012\u6d88\u606f\u548c\u6570\u636e\u95ee\u9898\u7684\u65b9\u6cd5\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>\u7531\u4e8e\u5fae\u4fe1\u5c0f\u7a0b\u5e8f&nbsp;wx.navigateBack 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