{"id":12041,"date":"2023-11-28T22:40:59","date_gmt":"2023-11-28T14:40:59","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=12041"},"modified":"2023-11-30T17:51:17","modified_gmt":"2023-11-30T09:51:17","slug":"javascript-zhong-javascriptonp-yuan-li-que-dian","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhong-javascriptonp-yuan-li-que-dian\/","title":{"rendered":"JavaScript \u4e2d JavaScriptonp \u539f\u7406\uff1f\u7f3a\u70b9\uff1f"},"content":{"rendered":"

JavaScriptonp\uff08\u6216\u79f0\u4e3a JSONP\uff09\u662f\u4e00\u79cd\u5229\u7528 <script><\/code> \u6807\u7b7e\u8fdb\u884c\u8de8\u57df\u8bf7\u6c42\u7684\u6280\u672f\uff0c\u7528\u4e8e\u5728\u4e0d\u53d7\u540c\u6e90\u7b56\u7565\u9650\u5236\u7684\u60c5\u51b5\u4e0b\u83b7\u53d6\u8de8\u57df\u6570\u636e\u3002\u5b83\u7684\u539f\u7406\u548c\u5b9e\u73b0\u65b9\u6cd5\u662f\u901a\u8fc7\u52a8\u6001\u521b\u5efa <script><\/code> \u6807\u7b7e\uff0c\u5c06\u8de8\u57df\u8bf7\u6c42\u5d4c\u5165\u5230\u9875\u9762\u4e2d\uff0c\u5e76\u901a\u8fc7\u56de\u8c03\u51fd\u6570\u6765\u5904\u7406\u83b7\u53d6\u7684\u6570\u636e\u3002<\/p>\n

<\/span><\/a>\u539f\u7406\uff1a<\/h3>\n
    \n
  1. \u5728\u5ba2\u6237\u7aef\u521b\u5efa\u4e00\u4e2a <script><\/code> \u6807\u7b7e\uff0c\u5176 src<\/code> \u5c5e\u6027\u6307\u5411\u5305\u542b JSON \u6570\u636e\u7684 URL\uff0c\u5e76\u5728 URL \u4e2d\u4f20\u9012\u4e00\u4e2a\u56de\u8c03\u51fd\u6570\u540d\u4f5c\u4e3a\u53c2\u6570\uff0c\u901a\u5e38\u662f\u5728\u5f53\u524d\u9875\u9762\u4e2d\u5b9a\u4e49\u7684\u5168\u5c40\u51fd\u6570\u3002<\/li>\n
  2. \u670d\u52a1\u5668\u7aef\u63a5\u6536\u5230\u8bf7\u6c42\u540e\uff0c\u5c06 JSON \u6570\u636e\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u8be5\u56de\u8c03\u51fd\u6570\uff0c\u5e76\u5c06\u5176\u5305\u88c5\u5728\u51fd\u6570\u8c03\u7528\u4e2d\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002<\/li>\n
  3. \u5ba2\u6237\u7aef\u5728\u9875\u9762\u4e2d\u9884\u5148\u5b9a\u4e49\u7684\u56de\u8c03\u51fd\u6570\u4f1a\u88ab\u6267\u884c\uff0c\u5e76\u4e14\u4ee5\u53c2\u6570\u7684\u5f62\u5f0f\u63a5\u6536\u5230\u670d\u52a1\u5668\u8fd4\u56de\u7684 JSON \u6570\u636e\uff0c\u4ece\u800c\u5b9e\u73b0\u8de8\u57df\u6570\u636e\u7684\u83b7\u53d6\u548c\u5904\u7406\u3002<\/li>\n<\/ol>\n

    <\/span><\/a>\u7f3a\u70b9\uff1a<\/h3>\n
      \n
    1. \u5b89\u5168\u6027\u95ee\u9898\uff1a<\/strong> JSONP \u5b58\u5728\u5b89\u5168\u98ce\u9669\uff0c\u56e0\u4e3a\u5b83\u662f\u901a\u8fc7 <script><\/code> \u6807\u7b7e\u52a8\u6001\u52a0\u8f7d\u6570\u636e\uff0c\u65e0\u6cd5\u50cf XMLHTTPRequest \u90a3\u6837\u8fdb\u884c\u4e00\u4e9b\u5b89\u5168\u63a7\u5236\uff08\u5982 CSRF \u9632\u62a4\uff09\u3002<\/li>\n
    2. \u4ec5\u652f\u6301 GET \u8bf7\u6c42\uff1a<\/strong> JSONP \u53ea\u80fd\u53d1\u8d77 GET \u8bf7\u6c42\uff0c\u65e0\u6cd5\u4f7f\u7528\u5176\u4ed6 HTTP \u65b9\u6cd5\u3002<\/li>\n
    3. \u4f9d\u8d56\u4e8e\u670d\u52a1\u5668\u652f\u6301\uff1a<\/strong> JSONP \u9700\u8981\u670d\u52a1\u5668\u7aef\u652f\u6301\u56de\u8c03\u51fd\u6570\uff0c\u5e76\u4e14\u8fd4\u56de\u5408\u6cd5\u7684 JavaScript \u4ee3\u7801\uff0c\u5982\u679c\u670d\u52a1\u5668\u7aef\u4e0d\u652f\u6301 JSONP\uff0c\u65e0\u6cd5\u8fdb\u884c\u8de8\u57df\u8bf7\u6c42\u3002<\/li>\n
    4. \u9650\u5236\u6027\u8f83\u5f3a\uff1a<\/strong> JSONP \u8981\u6c42\u670d\u52a1\u5668\u7aef\u5fc5\u987b\u652f\u6301\u8fd4\u56de\u7279\u5b9a\u683c\u5f0f\u7684\u6570\u636e\uff0c\u5e76\u4e14\u9700\u8981\u4e0e\u670d\u52a1\u5668\u5408\u4f5c\u5b9a\u4e49\u56de\u8c03\u51fd\u6570\uff0c\u56e0\u6b64\u5177\u6709\u4e00\u5b9a\u7684\u5c40\u9650\u6027\u3002<\/li>\n<\/ol>\n

      \u867d\u7136 JSONP \u5728\u67d0\u4e9b\u573a\u666f\u4e0b\u53ef\u4ee5\u89e3\u51b3\u8de8\u57df\u6570\u636e\u83b7\u53d6\u7684\u95ee\u9898\uff0c\u4f46\u7531\u4e8e\u5176\u5b89\u5168\u6027\u548c\u529f\u80fd\u4e0a\u7684\u9650\u5236\uff0c\u73b0\u5728\u9010\u6e10\u88ab CORS\uff08\u8de8\u57df\u8d44\u6e90\u5171\u4eab\uff09\u7b49\u66f4\u4e3a\u5b89\u5168\u548c\u7075\u6d3b\u7684\u8de8\u57df\u89e3\u51b3\u65b9\u6848\u6240\u53d6\u4ee3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

      JavaScriptonp\uff08\u6216\u79f0\u4e3a JSONP\uff09\u662f\u4e00\u79cd\u5229\u7528 <script> \u6807\u7b7e\u8fdb\u884c\u8de8\u57df\u8bf7\u6c42\u7684\u6280 […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[115],"tags":[],"class_list":["post-12041","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=12041"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12041\/revisions"}],"predecessor-version":[{"id":13612,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12041\/revisions\/13612"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=12041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=12041"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=12041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}