{"id":52505,"date":"2024-12-03T13:57:11","date_gmt":"2024-12-03T05:57:11","guid":{"rendered":"https:\/\/fwq.ai\/blog\/52505\/"},"modified":"2024-12-03T13:57:11","modified_gmt":"2024-12-03T05:57:11","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-javascript-%e8%8e%b7%e5%8f%96%e4%b8%8a%e4%bc%a0%e5%9b%be%e7%89%87%e7%9a%84%e7%bb%9d%e5%af%b9%e8%b7%af%e5%be%84%ef%bc%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/52505\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f<\/h1>\n<p>\u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f\u300b<\/span>\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span><\/span>\uff0c\u5982\u679c\u4f60\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241121\/1732153176673e8f5883f6b.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84<\/strong><\/p>\n<p>\u5728\u524d\u7aef\u8fdb\u884c\u56fe\u7247\u4e0a\u4f20\u65f6\uff0c\u867d\u7136\u53ef\u4ee5\u4f7f\u7528 input \u5143\u7d20\u83b7\u5f97\u56fe\u7247\u7684\u540d\u79f0\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u83b7\u53d6\u4e0a\u4f20\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 javascript \u5b9e\u73b0\u8fd9\u4e00\u529f\u80fd\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u4e3a\u4e86\u83b7\u53d6\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff0c\u53ef\u4ee5\u5728 input \u5143\u7d20\u4e2d\u6dfb\u52a0 onchange \u4e8b\u4ef6\u76d1\u542c\u5668\uff0c\u5728\u76d1\u542c\u5668\u4e2d\u5199\u5165\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<pre>document.getelementbyid('thefilepath').value = this.value;<\/pre>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>this.value \u8868\u793a\u9009\u53d6\u7684\u6587\u4ef6\u7684\u8def\u5f84<\/li>\n<li>thefilepath \u662f\u4e00\u4e2a\u9690\u85cf\u7684 input \u5143\u7d20\uff0c\u7528\u6765\u5b58\u50a8\u6587\u4ef6\u8def\u5f84<\/li>\n<\/ul>\n<p>\u540c\u65f6\uff0c\u8fd8\u9700\u8981\u5728 form \u5143\u7d20\u4e2d\u6dfb\u52a0 enctype=&#8221;multipart\/form-data&#8221; \u5c5e\u6027\uff0c\u4ee5\u652f\u6301\u6587\u4ef6\u4e0a\u4f20\u3002<\/p>\n<p>\u5728\u670d\u52a1\u5668\u7aef\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u83b7\u53d6\u4e0a\u4f20\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\uff1a<\/p>\n<pre>String filePath = request.getParameter(\"theFilePath\");<\/pre>\n<p>\u5176\u4e2d filepath \u5373\u4e3a\u4e0a\u4f20\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\u3002<\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<ul>\n<li>\u8be5\u65b9\u6cd5\u5728 firefox \u548c ie \u6d4f\u89c8\u5668\u4e2d\u53ef\u4ee5\u6b63\u5e38\u4f7f\u7528\u3002<\/li>\n<li>\u5728 google chrome \u6d4f\u89c8\u5668\u4e2d\uff0c\u53ef\u80fd\u4f1a\u5f97\u5230\u6587\u4ef6\u540d\u800c\u4e0d\u662f\u7edd\u5bf9\u8def\u5f84\u3002<\/li>\n<\/ul>\n<p>\u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n<dl>\n<dt><\/dt>\n<dd>\n   Win7\u7cfb\u7edf\u51fa\u73b0\u63d0\u793a\u7269\u7406\u5185\u5b58\u5360\u7528\u8fc7\u9ad8\u89e3\u51b3\u6559\u5b66\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f \u5927\u5bb6\u597d\uff0c\u4eca\u5929\u672c\u4eba\u7ed9\u5927\u5bb6\u5e26\u6765\u6587\u7ae0\u300a\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f\u300b\uff0c\u6587\u4e2d\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u90a3\u5c31\u8bf7\u5404\u4f4d\u670b\u53cb\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427~\u5e0c\u671b\u80fd\u771f\u6b63\u5e2e\u5230\u4f60\u4eec\uff0c\u8c22\u8c22\uff01 \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84 \u5728\u524d\u7aef\u8fdb\u884c\u56fe\u7247\u4e0a\u4f20\u65f6\uff0c\u867d\u7136\u53ef\u4ee5\u4f7f\u7528 input \u5143\u7d20\u83b7\u5f97\u56fe\u7247\u7684\u540d\u79f0\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u83b7\u53d6\u4e0a\u4f20\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 javascript \u5b9e\u73b0\u8fd9\u4e00\u529f\u80fd\u3002 \u89e3\u51b3\u65b9\u6848 \u4e3a\u4e86\u83b7\u53d6\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff0c\u53ef\u4ee5\u5728 input \u5143\u7d20\u4e2d\u6dfb\u52a0 onchange \u4e8b\u4ef6\u76d1\u542c\u5668\uff0c\u5728\u76d1\u542c\u5668\u4e2d\u5199\u5165\u4ee5\u4e0b\u4ee3\u7801\uff1a document.getelementbyid(&#8216;thefilepath&#8217;).value = this.value; \u5176\u4e2d\uff1a this.value \u8868\u793a\u9009\u53d6\u7684\u6587\u4ef6\u7684\u8def\u5f84 thefilepath \u662f\u4e00\u4e2a\u9690\u85cf\u7684 input \u5143\u7d20\uff0c\u7528\u6765\u5b58\u50a8\u6587\u4ef6\u8def\u5f84 \u540c\u65f6\uff0c\u8fd8\u9700\u8981\u5728 form \u5143\u7d20\u4e2d\u6dfb\u52a0 enctype=&#8221;multipart\/form-data&#8221; \u5c5e\u6027\uff0c\u4ee5\u652f\u6301\u6587\u4ef6\u4e0a\u4f20\u3002 \u5728\u670d\u52a1\u5668\u7aef\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u83b7\u53d6\u4e0a\u4f20\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\uff1a String filePath = request.getParameter(&#8220;theFilePath&#8221;); \u5176\u4e2d filepath \u5373\u4e3a\u4e0a\u4f20\u6587\u4ef6\u7684\u7edd\u5bf9\u8def\u5f84\u3002 \u6ce8\u610f\u4e8b\u9879 \u8be5\u65b9\u6cd5\u5728 firefox \u548c ie \u6d4f\u89c8\u5668\u4e2d\u53ef\u4ee5\u6b63\u5e38\u4f7f\u7528\u3002 \u5728 google chrome \u6d4f\u89c8\u5668\u4e2d\uff0c\u53ef\u80fd\u4f1a\u5f97\u5230\u6587\u4ef6\u540d\u800c\u4e0d\u662f\u7edd\u5bf9\u8def\u5f84\u3002 \u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 JavaScript \u83b7\u53d6\u4e0a\u4f20\u56fe\u7247\u7684\u7edd\u5bf9\u8def\u5f84\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01 Win7\u7cfb\u7edf\u51fa\u73b0\u63d0\u793a\u7269\u7406\u5185\u5b58\u5360\u7528\u8fc7\u9ad8\u89e3\u51b3\u6559\u5b66<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-52505","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52505","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=52505"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/52505\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=52505"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=52505"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=52505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}