{"id":1923,"date":"2011-09-15T22:37:02","date_gmt":"2011-09-15T14:37:02","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=1923"},"modified":"2016-09-20T13:49:05","modified_gmt":"2016-09-20T05:49:05","slug":"%e5%9f%ba%e4%ba%8ehtml5%e7%9a%84%e5%8f%af%e9%a2%84%e8%a7%88%e5%a4%9a%e5%9b%be%e7%89%87ajax%e4%b8%8a%e4%bc%a0","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2011\/09\/%e5%9f%ba%e4%ba%8ehtml5%e7%9a%84%e5%8f%af%e9%a2%84%e8%a7%88%e5%a4%9a%e5%9b%be%e7%89%87ajax%e4%b8%8a%e4%bc%a0\/","title":{"rendered":"\u57fa\u4e8eHTML5\u7684\u53ef\u9884\u89c8\u591a\u56fe\u7247Ajax\u4e0a\u4f20"},"content":{"rendered":"

by zhangxinxu<\/a> from http:\/\/www.zhangxinxu.com<\/a>
\n\u672c\u6587\u5730\u5740\uff1ahttp:\/\/www.zhangxinxu.com\/wordpress\/?p=1923<\/a><\/p>\n

\u4e00\u3001\u5173\u4e8e\u56fe\u7247\u4e0a\u4f20\u4ec0\u4e48\u4ec0\u4e48\u7684<\/h3>\n

\u5728XHTML\u7684\u65f6\u4ee3\uff0c\u6211\u4eec\u4f7f\u7528HTML file\u63a7\u4ef6\u4e0a\u4f20\u56fe\u7247\u4e00\u6b21\u53ea\u80fd\u4e0a\u4f20\u4e00\u5f20\u3002\u8981\u4e00\u6b21\u4e0a\u4f20\u591a\u56fe\uff0c\u505a\u6cd5\u662f\u501f\u52a9\u4e8eflash\u3002\u4f8b\u5982swfupload.js<\/a>\u3002\u53ef\u60dc\uff0c\u4f7f\u7528\u590d\u6742\u7684\u70b9\uff0c\u6bd4\u5982flash\u6587\u4ef6\u9700\u4e0e\u9875\u9762\u540c\u7236\u6587\u4ef6\u5939\uff0cJavaScript\u6587\u4ef6\u5927\u5c0f\u4e5f\u5f88\u53ef\u89c2\u3002<\/p>\n

\u6211\u4e4b\u524d\u66fe\u7ffb\u8bd1\u7f16\u8f91\u8fc7\u4e00\u7bc7\u201cAjax Upload\u591a\u6587\u4ef6\u4e0a\u4f20\u63d2\u4ef6<\/a>\u201d\u7684\u6587\u7ae0\uff0c\u6b64\u63d2\u4ef6\u7684\u4eae\u70b9\u662f\u4f7f\u7528\u9690\u85cf\u7684iframe\u6846\u67b6\u9875\u9762\u6a21\u62dfajax\u4e0a\u4f20\uff0c\u4f46\u662f\uff0c\u5b9e\u9645\u4e0a\uff0c\u8fd8\u662f\u4e00\u6b21\u53ea\u80fd\u4e0a\u4f201\u5f20\u56fe\u7247\uff0c\u53ef\u4ee5\u591a\u6b21\u4e0a\u4f20\u800c\u5df2\u3002<\/p>\n

HTML5\u662f\u4e2a\u597d\u4e1c\u4e1c\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u652f\u6301\u591a\u56fe\u7247\u4e0a\u4f20\uff0c\u800c\u4e14\u652f\u6301ajax\u4e0a\u4f20\uff0c\u800c\u4e14\u652f\u6301\u4e0a\u4f20\u4e4b\u524d\u56fe\u7247\u7684\u9884\u89c8\uff0c\u800c\u4e14\u652f\u6301\u56fe\u7247\u62d6\u62fd\u4e0a\u4f20\uff0c\u7eaf\u7cb9\u5229\u7528file\u63a7\u4ef6\u5b9e\u73b0\uff0cJS\u4ee3\u7801\u5be5\u5be5\uff0c\u60f3\u4e0d\u8ba9\u4eba\u79f0\u8d5e\u90fd\u96be\u554a\uff01<\/p>\n

\u4e8c\u3001demo\u9875\u9762<\/h3>\n

\u5982\u679c\u60a8\u624b\u5934\u4e0a\u7684\u6d4f\u89c8\u5668\u662f\u6700\u65b0\u7684FireFox\u6216\u662fChrome\u6d4f\u89c8\u5668\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1a\u57fa\u4e8eHTML5\u7684\u591a\u56feAjax\u4e0a\u4f20demo<\/a><\/p>\n

\u5728demo\u9875\u9762\u4e2d\uff0c\u60a8\u53ef\u4ee5\u70b9\u51fbfile\u63a7\u4ef6\u4e0a\u4f20\u591a\u56fe\uff0c\u5982\u4e0b\uff08FireFox 6\u622a\u56fe\u793a\u610f\uff0c\u4e0b\u540c\uff09\uff1a
\n\"\u9009\u62e9\u591a\u56fe<\/p>\n

\u5982\u679c\u6709\u975e\u56fe\u7247\u6587\u4ef6\u6216\u662f\u56fe\u7247\u5c3a\u5bf8\u8fc7\u5927\uff0c\u4f1a\u5f39\u51fa\u63d0\u793a\uff1a
\n\"\u4e0d\u7b26\u5408\u8981\u6c42\u6587\u4ef6\u63d0\u793a<\/p>\n

\u6216\u8005\u60a8\u53ef\u4ee5\u76f4\u63a5\u5c06\u684c\u9762\u4e0a\u7684\u56fe\u7247\u62d6\u5230\u63a5\u53d7\u62d6\u62fd\u7684\u533a\u57df\u5904\uff1a
\n\"\u56fe\u7247\u62d6\u62fd\u793a\u610f<\/p>\n

\u91ca\u653e\u540e\u56fe\u7247\u5c31\u53ef\u4ee5\u76f4\u63a5\u9884\u89c8\u4e86\uff08\u6b64\u65f6\u8fd8\u672a\u4e0a\u4f20\u5230\u670d\u52a1\u5668\u4e0a\uff09\uff1a
\n\"\u56fe\u7247\u4e0a\u4f20\u524d\u9884\u89c8<\/p>\n

\u6b64\u65f6\u56fe\u7247\u53ef\u63d0\u524d\u5220\u9664\uff0c\u4e5f\u53ef\u4ee5\u76f4\u63a5\u4e0a\u4f20\uff0c\u4f8b\u5982\uff0c\u6211\u4eec\u70b9\u51fb\u4e0a\u4f20\u6309\u94ae\uff0c\u5f88\u5feb\u7684\uff0c\u56fe\u7247\u4e0a\u4f20\u6210\u529f\u5566:)\uff01<\/p>\n

\"\u56fe\u7247\u4e0a\u4f20\u4e2d\u8fdb\u5ea6\u663e\u793a\u793a\u610f<\/p>\n

\u4e0a\u4f20\u540e\u7684\u9875\u9762\u5730\u5740\u5c31\u8fd4\u56de\u4e86\uff0c\u5982\u4e0b\uff1a
\n\"\u56fe\u7247\u4e0a\u4f20\u6210\u529f\u540e\u8fd4\u56de\u7684\u5730\u5740<\/p>\n

\u6b64\u65f6\uff0c\u5bf9\u5e94\u7684upload\u6587\u4ef6\u5939\u4e0b\u9762\u8fd9\u5f20\u56fe\u7247\u5c31\u6709\u4e86\uff1a
\n\"\u6587\u4ef6\u5939\u4e0b\u9762\u4e0a\u4f20\u7684\u5bf9\u5e94\u56fe\u7247\u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\"<\/p>\n

\u6ce8\u610f\uff1a<\/strong>\u9119\u4eba\u535a\u5ba2\u7a7a\u95f4\u5927\u5c0f\u6709\u9650\uff0c\u6211\u4f1a\u5b9a\u65f6\u6e05\u7406\u8be5\u56fe\u7247\u6587\u4ef6\u5939\uff0cso, \u8bf8\u4f4d\u4e0d\u8981\u628a\u8fd9\u91cc\u5f53\u505a\u514d\u8d39\u7684\u56fe\u7247\u6258\u7ba1\u573a\u6240\u54e6~~<\/p>\n

\u4e09\u3001\u6838\u5fc3\u9aa8\u67b6\u811a\u672c\u7b80\u5355\u5256\u6790<\/h3>\n

\u9996\u5148\u662f\u6587\u4ef6\u4e0a\u4f20\u7684\u4e00\u4e2acore\u6587\u4ef6\uff0c\u662f\u524d\u4e24\u4e2a\u665a\u4e0a\u6162\u6162\u541e\u541e\u6574\u51fa\u6765\u7684\u3002\u6587\u4ef6\u540d\u662f\uff1a zxxFile.js<\/a> (\u53ef\u53f3\u952e\u2026\u2026\u4e0b\u8f7d)<\/p>\n

\u6b64\u6587\u4ef6\u5c31\u51e0K\uff0c\u767e\u6765\u884c\u4ee3\u7801\uff0c\u4e3b\u8981\u8d1f\u8d23\u6587\u4ef6\u4e0a\u4f20\u76f8\u5173\u7684\u903b\u8f91\uff08\u9009\u62e9\u3001\u5220\u9664\u4e4b\u7c7b\uff09\uff0c\u539f\u751fJS\uff0c\u56e0\u6b64\uff0c\u517c\u5bb9jQuery,YUI, MooYools\u7b49\u3002zxxFile.js<\/code>\u5176\u5b9e\u662f\u4e2a\u5c0f\u5de7\u7684\u9aa8\u67b6\u6587\u4ef6\uff0c\u8089\u4f53\u7b49\u5219\u9700\u8981\u53e6\u5916\u6dfb\u52a0\u3002<\/p>\n

zxxFile.js\u5176\u5b9e\u5c31\u662f\u4e2a\u5c0f\u5c0f\u5bf9\u8c61\u800c\u5df2\uff1a<\/p>\n

\n
\nvar ZXXFILE = {\n    \/\/\u9aa8\u67b6\u4eec...<\/span>\n}\n<\/pre>\n<\/div>\n
\u4e0b\u8868\u663e\u793a\u4e3aZXXFILE\u5bf9\u8c61\u7684\u5c5e\u6027\uff08\u9aa8\u67b6\uff09\u53ca\u5176\u5bf9\u5e94\u7684\u5185\u5bb9\u542b\u4e49\u7b49\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u5c5e\u6027\u6216\u65b9\u6cd5<\/th>\n\u9ed8\u8ba4\u65b9\u6cd5\u6216\u503c<\/th>\n\u91ca\u4e49<\/th>\n<\/tr>\n
fileInput<\/td>\nnull<\/td>\nDOM\u5143\u7d20\u3002\u8868file\u63a7\u4ef6\u5143\u7d20\u3002<\/td>\n<\/tr>\n
dragDrop<\/td>\nnull<\/td>\nDOM\u5143\u7d20\u3002\u8868\u62d6\u653e\u611f\u5e94\u533a\u57df\u5143\u7d20\u3002<\/td>\n<\/tr>\n
upButton<\/td>\nnull<\/td>\nDOM\u5143\u7d20\u3002\u63d0\u4ea4\u7684\u6309\u94ae\u5143\u7d20\u3002<\/td>\n<\/tr>\n
url<\/td>\n""<\/td>\n\u5b57\u7b26\u4e32\u3002\u8868\u793a\u6587\u4ef6ajax\u4e0a\u4f20\u7684\u5730\u5740<\/td>\n<\/tr>\n
fileFilter<\/td>\n[]<\/td>\n\u8fc7\u6ee4\u540e\u7684\u6587\u4ef6\u5bf9\u8c61\u6570\u7ec4\uff0c\u4e00\u822c\u4e0d\u53c2\u4e0e\u521d\u59cb\u5316\u3002\u53ef\u7528\u6765\u5224\u65ad\u5f53\u524d\u5217\u8868\u7684\u6570\u76ee\u3002<\/td>\n<\/tr>\n
filter<\/td>\nfunction(files) {
\n  return files; 
\n}<\/td>\n		\u51fd\u6570\u3002\u7528\u6765\u8fc7\u6ee4\u9009\u62e9\u7684\u6587\u4ef6\u5217\u8868\u3002\u4f8b\u5982\u53ea\u80fd\u662f\u9009\u62e9\u56fe\u7247\uff0c\u6216\u662f\u5927\u5c0f\u5c3a\u5bf8\u9650\u5236\u7b49\u3002\u652f\u6301\u4e00\u4e2a\u53c2\u6570(files)\uff0c\u4e3a\u6587\u4ef6\u5bf9\u8c61\u6570\u7ec4\uff0c\u9700\u8fd4\u56de\u6570\u7ec4\u3002<\/td>\n<\/tr>\n
onSelect<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u5f53\u672c\u5730\u6587\u4ef6\u88ab\u9009\u62e9\u4e4b\u540e\u6267\u884c\u7684\u56de\u8c03\u3002\u652f\u6301\u4e00\u4e2a\u53c2\u6570(files)\uff0c\u4e3a\u6587\u4ef6\u5bf9\u8c61\u6570\u7ec4\u3002<\/td>\n<\/tr>\n
onDelete<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u5f53\u67d0\u4e00\u4e2a\u4e0a\u4f20\u6587\u4ef6\u4e0a\u4f20\u6210\u529f\u4e4b\u540e\uff08\u81ea\u52a8\uff09\u6216\u88ab\u5220\u9664\uff08\u624b\u52a8\uff09\u7684\u65f6\u5019\u6267\u884c\u7684\u65b9\u6cd5\u3002\u63a5\u53d7\u4e00\u4e2a\u53c2\u6570(file)\uff0c\u8868\u5f53\u524d\u5220\u9664\u6587\u4ef6\u3002<\/td>\n<\/tr>\n
onDragOver<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u5f53\u672c\u5730\u6587\u4ef6\u88ab\u62d6\u5230\u62d6\u62fd\u654f\u611f\u5143\u7d20\u4e0a\u9762\u65f6\u6267\u884c\u7684\u65b9\u6cd5\u3002\u65b9\u6cd5\u4e2d\u7684this\u6307\u8be5\u654f\u611f\u5143\u7d20\uff0c\u4e5f\u5c31\u662f\u4e0a\u9762\u7684dragDrop\u5143\u7d20\u3002<\/td>\n<\/tr>\n
onDragLeave<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u5f53\u672c\u5730\u6587\u4ef6\u79bb\u5f00\u62d6\u62fd\u654f\u611f\u5143\u7d20\u65f6\u6267\u884c\u7684\u65b9\u6cd5\u3002\u65b9\u6cd5\u4e2d\u7684this\u6307\u8be5\u654f\u611f\u5143\u7d20\uff0c\u4e5f\u5c31\u662f\u4e0a\u9762\u7684dragDrop\u5143\u7d20\u3002<\/td>\n<\/tr>\n
onProgress<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u6587\u4ef6\u4e0a\u4f20\u8fc7\u7a0b\u4e2d\u6267\u884c\u7684\u56de\u8c03\u65b9\u6cd5\u3002\u63a5\u53d7\u4e09\u4e2a\u53c2\u6570(file, loaded, total)\uff0c\u5206\u522b\u8868\u793a\u5f53\u524d\u4e0a\u4f20\u6587\u4ef6\u5bf9\u8c61\uff0c\u5df2\u4e0a\u4f20\u5b57\u8282\u6570\uff0c\u6587\u4ef6\u603b\u5b57\u8282\u6570\u3002<\/td>\n<\/tr>\n
onSuccess<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u5f53\u524d\u6587\u4ef6\u4e0a\u4f20\u6210\u529f\u6267\u884c\u7684\u56de\u8c03\u65b9\u6cd5\u3002\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570(file, response)\uff0c\u8868\u793a\u5f53\u524d\u4e0a\u4f20\u6210\u529f\u7684\u6587\u4ef6\u5bf9\u8c61\u548c\u540e\u53f0\u8fd4\u56de\u7684\u5b57\u7b26\u5185\u5bb9\u3002<\/td>\n<\/tr>\n
onFailure<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u5f53\u524d\u6587\u4ef6\u4e0a\u4f20\u5931\u8d25\u6267\u884c\u7684\u56de\u8c03\u65b9\u6cd5\u3002\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570(file, response)\uff0c\u8868\u793a\u5f53\u524d\u4e0a\u4f20\u5931\u8d25\u7684\u6587\u4ef6\u5bf9\u8c61\u548c\u540e\u53f0\u8fd4\u56de\u7684\u5b57\u7b26\u5185\u5bb9\u3002<\/td>\n<\/tr>\n
onComplete<\/td>\nfunction() {}<\/td>\n\u51fd\u6570\u3002\u5f53\u524d\u6587\u4ef6\u5bf9\u8c61\u5217\u8868\u5168\u90e8\u4e0a\u4f20\u5b8c\u6bd5\u6267\u884c\u7684\u56de\u8c03\u65b9\u6cd5\u3002\u65e0\u53ef\u7528\u53c2\u6570\u3002<\/td>\n<\/tr>\n
funDragHover<\/td>\n\u7565<\/td>\n\u65b9\u6cd5\u3002\u6587\u4ef6\u62d6\u62fd\u76f8\u5173\u3002\u975e\u53ef\u7528API\u3002<\/td>\n<\/tr>\n
funGetFiles<\/td>\n\u7565<\/td>\n\u65b9\u6cd5\u3002\u83b7\u53d6\u9009\u62e9\u6216\u62d6\u62fd\u6587\u4ef6\u3002\u975e\u53ef\u7528API\u3002<\/td>\n<\/tr>\n
funDealFiles<\/td>\n\u7565<\/td>\n\u65b9\u6cd5\u3002\u5bf9\u9009\u62e9\u6587\u4ef6\u8fdb\u884c\u5904\u7406\u3002\u975e\u53ef\u7528API\u3002<\/td>\n<\/tr>\n
funDeleteFile<\/td>\n\u7565<\/td>\n\u65b9\u6cd5\u3002\u5220\u9664\u5217\u8868\u4e2d\u7684\u67d0\u4e2a\u6587\u4ef6\u3002\u5916\u90e8\u53ef\u7528API\uff0c\u5728\u624b\u52a8\u5220\u9664\u67d0\u6587\u4ef6\u65f6\u9700\u8c03\u7528\u6b64\u65b9\u6cd5\u3002<\/td>\n<\/tr>\n
funUploadFile<\/td>\n\u7565<\/td>\n\u65b9\u6cd5\u3002\u6587\u4ef6\u4e0a\u4f20\u76f8\u5173\u3002\u975e\u53ef\u7528API\u3002<\/td>\n<\/tr>\n
init<\/td>\n\u7565<\/td>\n\u65b9\u6cd5\u3002\u521d\u59cb\u5316\uff0c\u4e3b\u8981\u662f\u4e00\u4e2a\u5143\u7d20\u7684\u4e8b\u4ef6\u7ed1\u5b9a\u3002\u975e\u53ef\u7528API\u3002<\/td>\n<\/tr>\n<\/table>\n
\u8865\u5145\u8bf4\u660e\uff1a<\/strong>\u4e0a\u9762\u591a\u6b21\u63d0\u5230\u7684file\u53c2\u6570\u6307\u7684\u662ffile object<\/code>\u5bf9\u8c61\uff0c\u8be5\u5bf9\u8c61\u7684\u5c5e\u6027\u503c\u6709name, size, type<\/code>\u7b49\uff0c\u7136\u540e\uff0c\u5728zxxFile.js<\/code>\u4e2d\uff0c\u5176\u8fd8\u591a\u4e86\u4e2a\u65b9\u4fbf\u5143\u7d20\u5b9a\u4f4d\u7684index<\/code>\u7d22\u5f15\u5c5e\u6027\u3002<\/p>\n
\u663e\u7136\uff0c\u53ea\u6709\u9aa8\u67b6\u57fa\u672c\u4e0a\u505a\u4e0d\u4e86\u4ec0\u4e48\u4e8b\u4ef6\u3002demo\u9875\u9762\u4e4b\u6240\u4ee5\u6709\u6548\u679c\uff0c\u5c31\u662f\u5176\u6309\u7167\u4e0a\u9762\u7684\u9aa8\u67b6\uff0c\u6839\u636e\u5b9e\u9645\u7684\u9700\u6c42\u589e\u52a0\u4e86\u8840\u8089\u3002\u60a8\u53ef\u4ee5\u76f4\u63a5\u201c\u53f3\u952e-\u67e5\u770b\u9875\u9762\u6e90\u4ee3\u7801\u201d\u4e00\u89c8\u6240\u6709\u76f8\u5173JavaScript\u3002\u6216\u8005\u770b\u6211\u4e0b\u9762\u4e00\u70b9\u4e00\u70b9\u5a46\u5988\u7684\u8bb2\u8ff0\u3002<\/p>\n
\u6211\u4eec\u6309\u7167\u4e0a\u9762\u8868\u683c\u4e2d\u7684\u9aa8\u67b6\u8fdb\u884c\u793a\u610f\u3002demo\u9875\u9762\u501f\u7528\u4e86\u6bd4\u8f83\u6d41\u884c\u7684jQuery\u5e93\uff0c\u9aa8\u67b6+\u8840\u8089 = \u63d2\u4ef6<\/strong>\uff0c\u5f53\u7136\uff0cdemo\u9875\u9762\u5e76\u4e0d\u662f\u5954\u7740\u63d2\u4ef6\u53bb\u7684\uff08\u867d\u7136\u53ea\u9700\u7a0d\u52a0\u4fee\u6539\uff09\uff0c\u56e0\u4e3a\u9875\u9762\u7684UI\u663e\u7136\u4e0d\u591f\u63d2\u4ef6\u7684\u4efd\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5229\u7528zxxFile.js<\/code>\u9aa8\u67b6\uff0c\u914d\u5408\u70b9\u4f60\u81ea\u5df1\u5c5e\u6027\u7684JavaScript\u5e93\u5c31\u53ef\u4ee5\u4e66\u5199\u5c5e\u4e8e\u4f60\u81ea\u5df1\u7684\u57fa\u4e8eHTML5\u7684\u591a\u6587\u4ef6Ajax\u4e0a\u4f20\u63d2\u4ef6\u5566\uff01<\/p>\n
\u5982\u679c\u60a8\u770b\u5230\u4e0b\u9762\u7684\u6587\u5b57\uff0c\u53ef\u80fd\u662f\u7531\u4e8e\u5728\u5176\u4ed6\u7f51\u7ad9\u6216\u662fRSS\u4e2d\u9605\u8bfb\u672c\u6587\uff0c\u672c\u6587\u539f\u5730\u5740\uff1ahttp:\/\/www.zhangxinxu.com\/wordpress\/?p=1923<\/a>\uff0c\u672c\u6587\u4f5c\u8005\uff1a\u5f20\u946b\u65ed<\/a>\uff0c\u6765\u81ea\u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b\uff0c\u8bbf\u95ee\u539f\u51fa\u5904\u66f4\u591a\u7cbe\u5f69\u5185\u5bb9\u3002<\/em><\/div>\n
\u56db\u3001demo\u9875\u9762\u7684\u4e9b\u4ee3\u7801<\/h3>\n
demo\u9875\u9762\u4ee3\u7801\u6574\u4f53\u903b\u8f91\u5982\u4e0b\uff1a<\/p>\n
\n
var params = {\n    \/\/\u8840\u8089\u4eec<\/span>\n};\nZXXFILE = $.extend(ZXXFILE, params);\nZXXFILE.init();<\/pre>\n<\/div>\n
fileInput<\/strong>
\n\u9996\u5148\u662ffile\u63a7\u4ef6\u5143\u7d20\uff0c\u5982\u4e0b\uff1a<\/p>\n
\n
fileInput: $(\"#fileImage\").get(0)<\/pre>\n<\/div>\n
\u56e0\u4e3a\u662fDOM\u5143\u7d20\uff0c\u6240\u4ee5\u5e94\u7528\u4e86jQuery\u7684get<\/code>\u65b9\u6cd5\u3002\u4e0b\u9762\u4e24\u4e2a\u53c2\u6570\u540c\u3002<\/p>\n
demo\u9875\u9762\u4e2d\u7684file\u63a7\u4ef6\u5143\u7d20\u652f\u6301\u591a\u6587\u4ef6\u9009\u62e9\uff0c\u5176\u9690\u85cf\u7684\u7384\u673a\u5c31\u662f\u4e0b\u9762\u4ee3\u7801\u4e2d\u5927\u7ea2\u9ad8\u4eae\u7684\u90e8\u5206\uff1a<\/p>\n
\n
<input id=\"fileImage\" type=\"file\" size=\"30\" name=\"fileselect[]\" multiple<\/span> \/><\/pre>\n<\/div>\n
dragDrop\u548cupButton<\/strong>
\n\u62d6\u62fd\u533a\u57df\u548c\u4e0a\u4f20\u6309\u94ae(\u9ed8\u8ba4\u9690\u85cf)\uff1a<\/p>\n
\n
dragDrop: $(\"#fileDragArea\").get(0),\nupButton: $(\"#fileSubmit\").get(0)<\/pre>\n<\/div>\n
url<\/strong>
\n Ajax\u4e0a\u4f20\u5730\u5740\uff0c\u6ca1\u4ec0\u4e48\u597d\u8bf4\u7684\uff0c\u53d6\u7684\u662f\u8868\u5355\u7684action\u5730\u5740\uff1a<\/p>\n
\n
url: $(\"#uploadForm\").attr(\"action\")<\/pre>\n<\/div>\n
filter\u65b9\u6cd5<\/strong>
\n\u5bf9\u9009\u62e9\u7684\u6587\u4ef6\u8fdb\u884c\u8fc7\u6ee4\u3002file\u63a7\u4ef6\u4ec0\u4e48\u6587\u4ef6\u90fd\u80fd\u9009\uff0c\u800cdemo\u9875\u9762\u662f\u56fe\u7247\u4e0a\u4f20\u76f8\u5173\u7684demo\uff1b\u7a7a\u95f4\u5927\u5c0f\u6709\u9650\uff0c\u8d85\u5927\u5c3a\u5bf8\u7684\u56fe\u7247\u8fd8\u662f\u6321\u7740\u4e3a\u597d\u3002\u663e\u7136\uff0c\u8981\u5bf9\u4e0a\u4f20\u6587\u4ef6\u8fdb\u884c\u8fc7\u6ee4\u3002\u4e8e\u662f\uff0c\u5c31\u6709\u4e86\u5982\u4e0b\u7684\u8fc7\u6ee4\u811a\u672c\uff1a<\/p>\n
\n
filter: function(files) {\n    var arrFiles = [];\n    for (var i = 0, file; file = files[i]; i++) {\n        if (file.type.indexOf(\"image\") == 0) {\n            if (file.size >= 512000) {\n                alert('\u60a8\u8fd9\u5f20\"'+ file.name +'\"\u56fe\u7247\u5927\u5c0f\u8fc7\u5927\uff0c\u5e94\u5c0f\u4e8e500k');\t\n            } else {\n                arrFiles.push(file);\t\n            }\t\t\t\n        } else {\n            alert('\u6587\u4ef6\"' + file.name + '\"\u4e0d\u662f\u56fe\u7247\u3002');\t\n        }\n    }\n    return arrFiles;\n}<\/pre>\n<\/div>\n
zxxFile.js<\/code>\u4f1a\u81ea\u52a8\u5bf9\u8fc7\u6ee4\u540e\u7684\u6587\u4ef6\u5bf9\u8c61\u5217\u8868\u8fdb\u884c\u6574\u5408\uff0c\u4ee5\u51c6\u786e\u4e0a\u4f20\u3002<\/p>\n
onSelect\u65b9\u6cd5<\/strong>
\n\u6587\u4ef6\uff08\u8fd9\u91cc\u5c31\u662f\u56fe\u7247\uff09\u9009\u62e9\u540e\u6267\u884c\u7684\u65b9\u6cd5\u3002\u5728\u672c\u5b9e\u4f8b\u9875\u9762\u4e2d\uff0conSelect<\/code>\u65b9\u6cd5\u7684\u4e3b\u8981\u4efb\u52a1\u5c31\u662f\u672c\u5730\u56fe\u7247\u5728\u6d4f\u89c8\u5668\u4e2d\u7684\u9884\u89c8\u3002\u672c\u5730\u56fe\u7247\u4e0a\u4f20\u4e4b\u524d\u5728\u6d4f\u89c8\u5668\u4e2d\u9884\u89c8\u7684\u6838\u5fc3\u811a\u672c\u5c31\u662f\uff1a<\/p>\n
\n
var reader = new FileReader(), htmlImage;\nreader.onload = function(e) {\n    htmlImage = '<img src=\"'+ e.target.result +'\" \/>';\n}\nreader.readAsDataURL(file);<\/pre>\n<\/div>\n
\u5728\u672cdemo\u9875\u9762\u4e2d\uff0c\u8be5\u90e8\u5206\u5b8c\u6210\u811a\u672c\u5982\u4e0b\uff0c\u867d\u597d\u50cf\u6709\u4e9b\u957f\u5ea6\uff0c\u5176\u5b9e\u5185\u5bb9\u5c31\u662f\u88c5\u8f7d\u4e00\u4e9bHTML\u4ee3\u7801\u800c\u5df2\uff1a<\/p>\n
\n
onSelect: function(files) {\n    var html = '', i = 0;\n    \/\/\u7b49\u5f85\u8f7d\u5165gif\u52a8\u753b<\/span>\n    $(\"#preview\").html('<div class=\"upload_loading\"><\/div>');\n    var funAppendImage = function() {\n        file = files[i];\n        if (file) {\n            var reader = new FileReader()\n            reader.onload = function(e) {\n                html = html + '<div id=\"uploadList_'+ i +'\" class=\"upload_append_list\"><p><strong>' + file.name + '<\/strong>'+ \n                    '<a href=\"javascript:\" class=\"upload_delete\" title=\"\u5220\u9664\" data-index=\"'+ i +'\">\u5220\u9664<\/a><br \/>' +\n                    '<img id=\"uploadImage_' + i + '\" src=\"' + e.target.result + '\" class=\"upload_image\" \/><\/p>'+ \n                    '<span id=\"uploadProgress_' + i + '\" class=\"upload_progress\"><\/span>' +\n                '<\/div>';\n                \n                i++;\n                funAppendImage();\n            }\n            reader.readAsDataURL(file);\n        } else {\n            \/\/\u56fe\u7247\u76f8\u5173HTML\u7247\u6bb5\u8f7d\u5165<\/span>\n            $(\"#preview\").html(html);\n            if (html) {\n                \/\/\u5220\u9664\u65b9\u6cd5<\/span>\n                $(\".upload_delete\").click(function() {\n                    ZXXFILE.funDeleteFile(files[parseInt($(this).attr(\"data-index\"))]);<\/span>\n                    return false;\t\n                });\n                \/\/\u63d0\u4ea4\u6309\u94ae\u663e\u793a<\/span>\n                $(\"#fileSubmit\").show();\t\n            } else {\n                \/\/\u63d0\u4ea4\u6309\u94ae\u9690\u85cf<\/span>\n                $(\"#fileSubmit\").hide();\t\n            }\n        }\n    };\n    \/\/\u6267\u884c\u56fe\u7247HTML\u7247\u6bb5\u7684\u8f7d\u4eba<\/span>\n    funAppendImage();\t\t\n}<\/pre>\n<\/div>\n
\u7ec6\u5fc3\u7684\u4f60\u53ef\u80fd\u53d1\u73b0\u5230\u4e0a\u9762\u7684HTML\u5143\u7d20\u4e2d\u57fa\u672c\u4e0a\u90fd\u7528\u5230\u4e86i<\/code>\u8fd9\u4e2a\u7d22\u5f15\uff0c\u4f5c\u7528\u662f\u65b9\u4fbf\u540e\u9762\u5220\u9664\u53ef\u4ee5\u627e\u5230\u76f8\u5e94\u7684\u5143\u7d20\u3002
\n\u7136\u540e\uff0c\u8fd8\u6709\u4e00\u4e2a\u9700\u8981\u6ce8\u610f\u7684\u5c31\u662f\u5220\u9664\u4e8b\u4ef6\u2014\u2014\u6267\u884c\u4e86ZXXFILE.funDeleteFile()<\/code>\u65b9\u6cd5\uff0c\u8fd9\u662f\u5fc5\u987b\u7684\uff0c\u771f\u6b63\u5c06\u56fe\u7247\u4ece\u6587\u4ef6\u5217\u8868\u4e2d\u5220\u9664\uff0c\u540c\u65f6\u7528\u6765\u89e6\u53d1onDelete<\/code>\u65b9\u6cd5\u7684\u56de\u8c03\u3002<\/p>\n
onDelete\u65b9\u6cd5<\/strong>
\n\u56fe\u7247\u4e0a\u4f20\u5b8c\u6bd5\u6216\u662f\u5220\u9664\u4e4b\u65f6\u6267\u884c\u98de\u65b9\u6cd5\u3002\u672c\u5b9e\u4f8b\u662f\u8ba9\u5176\u6e10\u9690\uff1a<\/p>\n
\n
onDelete: function(file) {\n    $(\"#uploadList_\" + file.index).fadeOut();\n}<\/pre>\n<\/div>\n
onDragOver\u65b9\u6cd5<\/strong>
\n\u6587\u4ef6\u62d6\u5230\u62d6\u62fd\u5143\u7d20\u4e0a\u65f6\u6267\u884c\u7684\u65b9\u6cd5\uff0c\u672c\u5b9e\u4f8b\u5c31\u662f\u589e\u52a0\u4e86\u4e2a\u7c7b\u540d\uff0c\u5982\u4e0b\uff1a<\/p>\n
\n
onDragOver: function() {\n    $(this).addClass(\"upload_drag_hover\");\n}<\/pre>\n<\/div>\n
onDragLeave\u65b9\u6cd5<\/strong>
\n\u6587\u4ef6\u79fb\u51fa\u5143\u7d20\u4e0a\u65f6\u6267\u884c\u7684\u65b9\u6cd5\uff0c\u672c\u5b9e\u4f8b\u5c31\u662f\u53bb\u6389\u4e86\u4e2a\u7c7b\u540d\uff0c\u5982\u4e0b\uff1a<\/p>\n
\n
onDragLeave: function() {\n    $(this).addClass(\"upload_drag_hover\");\n}<\/pre>\n<\/div>\n
onProgress\u65b9\u6cd5<\/strong>
\n\u4e0a\u4f20\u4e2d\u89e6\u53d1\u7684\u65b9\u6cd5\u3002\u672cdemo\u6548\u679c\u5c31\u662f\u56fe\u7247\u5de6\u4e0a\u89d2\u6709\u4e2a\u6709\u7740\u5706\u89d2\u9ed1\u8272\u534a\u900f\u660e\u80cc\u666f\u5143\u7d20\uff0c\u91cc\u9762\u7684\u767e\u5206\u6bd4\u503c\u4e0d\u65ad\u589e\u52a0\u3002\u4ee3\u7801\uff1a<\/p>\n
\n
onProgress: function(file, loaded, total) {\n    var eleProgress = $(\"#uploadProgress_\" + file.index), percent = (loaded \/ total * 100).toFixed(2) + '%';\n    eleProgress.show().html(percent);\n}<\/pre>\n<\/div>\n
onSuccess\u65b9\u6cd5<\/strong>
\n\u5f53\u524d\u56fe\u7247\u4e0a\u4f20\u6210\u529f\u540e\u6267\u884c\u7684\u65b9\u6cd5\u3002\u672cdemo\u5c31\u662f\u63d0\u793a\u8fd4\u56de\u7684\u56fe\u7247\u5730\u5740\u4fe1\u606f\uff1a<\/p>\n
\n
onSuccess: function(file, response) {\n    $(\"#uploadInf\").append(\"\"<p>\u4e0a\u4f20\u6210\u529f\uff0c\u56fe\u7247\u5730\u5740\u662f\uff1a\" + response + \"\"<\/p>\");\n}<\/pre>\n<\/div>\n
onFailure\u65b9\u6cd5<\/strong>
\n\u56fe\u7247\u4e0a\u4f20\u55dd\u5c41\u65f6\u5c3f\u51fa\u7684\u65b9\u6cd5\u3002\u672cdemo\u4e3a\u63d0\u793a\uff0c\u7136\u540e\u56fe\u7247\u6d45\u900f\u660e\uff1a<\/p>\n
\n
onFailure: function(file) {\n    $(\"#uploadInf\").append(\"<p>\u56fe\u7247\" + file.name + \"\u4e0a\u4f20\u5931\u8d25\uff01<\/p>\");\t\n    $(\"#uploadImage_\" + file.index).css(\"opacity\", 0.2);\n}<\/pre>\n<\/div>\n
onComplete\u65b9\u6cd5<\/strong>
\n\u5f53\u6240\u6709\u56fe\u7247\u90fd\u4e0a\u4f20\u5b8c\u6bd5\u4e4b\u540e\uff0c\u672c\u5b9e\u4f8b\u9875\u9762\u628afile\u63a7\u4ef6\u7684value<\/code>\u503c\u7f6e\u7a7a\uff0c\u540c\u65f6\u6309\u94ae\u9690\u85cf\u4e86\uff1a<\/p>\n
\n
onComplete: function() {\n    \/\/\u63d0\u4ea4\u6309\u94ae\u9690\u85cf<\/span>\n    $(\"#fileSubmit\").hide();\n    \/\/file\u63a7\u4ef6value\u7f6e\u7a7a<\/span>\n    $(\"#fileImage\").val(\"\");\n    $(\"#uploadInf\").append(\"<p>\u5f53\u524d\u56fe\u7247\u5168\u90e8\u4e0a\u4f20\u5b8c\u6bd5\uff0c\u53ef\u7ee7\u7eed\u6dfb\u52a0\u4e0a\u4f20\u3002<\/p>\");\n}<\/pre>\n<\/div>\n
PHP\u9875\u9762\u76f8\u5173\u4ee3\u7801<\/strong><\/p>\n
\n
$fn = (isset($_SERVER['HTTP_X_FILENAME']) ? $_SERVER['HTTP_X_FILENAME'] : false);\nif ($fn) {\n    file_put_contents(\n        'uploads\/' . $fn,\n        file_get_contents('php:\/\/input')\n    );\n    echo \"http:\/\/www.zhangxinxu.com\/study\/201109\/uploads\/$fn\";\n    exit();\n}<\/pre>\n<\/div>\n
\u4ee5\u4e0a\u5c31\u662f\u4e3b\u8981\u7684\u4e9b\u529f\u80fd\u6216\u4ea4\u4e92\u4ee3\u7801\u3002\u81f3\u4e8eCSS\u6837\u5f0f\u90e8\u5206\u4ee5\u53caHTML\u4ee3\u7801\u4e2d\u7684\u4e00\u4e9b\u7ec6\u8282\u6211\u5c31\u61d2\u5f97\u6361\u829d\u9ebb\u4e86\u3002\u60a8\u6709\u5174\u8da3\u53ef\u4ee5\u901a\u8fc7\u67e5\u770b\u6e90\u4ee3\u7801\u89c2\u6469\u89c2\u6469\u3002<\/p>\n
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