{"id":2890,"date":"2024-11-10T15:32:18","date_gmt":"2024-11-10T07:32:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/2890\/"},"modified":"2024-11-10T15:32:18","modified_gmt":"2024-11-10T07:32:18","slug":"jsonp-%e4%b8%ad%e7%a9%ba%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84-src-%e5%b1%9e%e6%80%a7%e4%bc%9a%e8%a7%a6%e5%8f%91%e5%9b%9e%e8%b0%83%e5%87%bd%e6%95%b0%e5%90%97%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/2890\/","title":{"rendered":"JSONP \u4e2d\u7a7a\u5b57\u7b26\u4e32\u7684 src \u5c5e\u6027\u4f1a\u89e6\u53d1\u56de\u8c03\u51fd\u6570\u5417\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173090322484976.jpg\" class=\"aligncenter\" title=\"JSONP \u4e2d\u7a7a\u5b57\u7b26\u4e32\u7684 src \u5c5e\u6027\u4f1a\u89e6\u53d1\u56de\u8c03\u51fd\u6570\u5417\uff1f\u63d2\u56fe\" alt=\"JSONP \u4e2d\u7a7a\u5b57\u7b26\u4e32\u7684 src \u5c5e\u6027\u4f1a\u89e6\u53d1\u56de\u8c03\u51fd\u6570\u5417\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u524d\u7aef jsonp \u7684\u9677\u9631<\/strong><\/p>\n<p>\u5728\u524d\u7aef\u5f00\u53d1\u4e2d\uff0cjsonp\uff08json with padding\uff09\u662f\u4e00\u79cd\u8de8\u57df\u8c03\u7528 api \u7684\u65b9\u6cd5\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528 jsonp \u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4e00\u4e2a\u6f5c\u5728\u7684\u95ee\u9898\u3002<\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<pre>var wx_auth = function () {\n  var jsonp = document.createelement('script');\n  jsonp.type = 'text\/javascript';\n  jsonp.src = '';\n  document.getelementsbytagname('head')[0].appendchild(jsonp);\n};\n\nvar jsonp_cb = function() {\n\n};\n\n\/\/ \u5728\u70b9\u51fb\u4e8b\u4ef6\u4e2d\u8c03\u7528 wx_auth\nwx_auth();<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u95ee\u9898\u662f\uff0c\u5982\u679c jsonp.src \u4e3a\u7a7a\u5b57\u7b26\u4e32\uff0c\u662f\u5426\u4f1a\u8c03\u7528 jsonp_cb \u56de\u8c03\u51fd\u6570\uff1f<\/p>\n<p>\u7b54\u6848\u662f\uff1a<strong>\u4e0d\u4f1a\u8c03\u7528<\/strong>\u3002<\/p>\n<p>\u5728\u6d4f\u89c8\u5668\u4e2d\uff0c\u5f53 src \u5c5e\u6027\u4e3a\u7a7a\u65f6\uff0c\u811a\u672c\u5c06\u88ab\u5ffd\u7565\u3002\u56e0\u6b64\uff0c\u4e0a\u9762\u7684 wx_auth \u51fd\u6570\u751f\u6210\u7684\u6709\u6548 javascript \u4ee3\u7801\u5e94\u8be5\u662f\uff1a<\/p>\n<pre>&lt;script type=\"text\/javascript\" src=\"\"&gt;&lt;\/script&gt;<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u7f3a\u5c11 src \u5c5e\u6027\u503c\u4f1a\u5bfc\u81f4\u811a\u672c\u65e0\u6cd5\u52a0\u8f7d\uff0c\u4ece\u800c\u65e0\u6cd5\u89e6\u53d1 jsonp_cb \u56de\u8c03\u51fd\u6570\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fJSONP \u4e2d\u7a7a\u5b57\u7b26\u4e32\u7684 src \u5c5e\u6027\u4f1a\u89e6\u53d1\u56de\u8c03\u51fd\u6570\u5417\uff1f\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>\u524d\u7aef jsonp \u7684\u9677\u9631 \u5728\u524d\u7aef\u5f00\u53d1\u4e2d\uff0cjsonp\uff08json with padding\uff09\u662f\u4e00\u79cd\u8de8\u57df\u8c03\u7528 api \u7684\u65b9\u6cd5\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528 jsonp \u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4e00\u4e2a\u6f5c\u5728\u7684\u95ee\u9898\u3002 \u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\uff1a var wx_auth = function () { var jsonp = document.createelement(&#8216;script&#8217;); 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