{"id":608,"date":"2017-04-06T09:57:31","date_gmt":"2017-04-06T00:57:31","guid":{"rendered":"https:\/\/clouds.tokyo\/blog\/?p=608"},"modified":"2017-04-06T10:04:37","modified_gmt":"2017-04-06T01:04:37","slug":"js_upload","status":"publish","type":"post","link":"https:\/\/clouds.tokyo\/blog\/js_upload\/","title":{"rendered":"\u3010JavaScript\u3011\u30c9\u30e9\u30c3\u30b0\uff06\u30c9\u30ed\u30c3\u30d7\u3067\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u306e\u4e00\u62ec\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9"},"content":{"rendered":"<p>\u8907\u6570\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30c9\u30e9\u30c3\u30b0\uff06\u30c9\u30ed\u30c3\u30d7\u3067\u4e00\u6c17\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u30da\u30fc\u30b8\u3001<br \/>\n\u5b9f\u306f\u3051\u3063\u3053\u3046\u7c21\u5358\u306b\u4f5c\u308c\u307e\u3059\u3002Ajax\u3092\u4f7f\u3048\u3070\u30da\u30fc\u30b8\u9077\u79fb\u3082\u4e0d\u8981\u3067\u3059\u3002<br \/>\n\uff08\u4e00\u90e8jQuery\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\uff09<\/p>\n<p>\u307e\u305a\u306fHTML\u5074\u306b\u30c9\u30ed\u30c3\u30d7\u3055\u305b\u308b\u5834\u6240\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n<pre>\r\n<div id=\"upload_area\">\r\n<div id=\"drop_area\" style=\"background-color:#f0f0f0;width:100%;height:200px;padding:10px;border:2px solid #808080;border-radius:5px;\" ondragover=\"dragover(event);\" ondrop=\"drop(event);\">\r\n\u3053\u306e\u67a0\u5185\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u30c9\u30e9\u30c3\u30b0\uff06\u30c9\u30ed\u30c3\u30d7\u3057\u3066\u304f\u3060\u3055\u3044\u3002\r\n<br\/>\r\n\u8907\u6570\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e\u3059\u308c\u3070\u4e00\u5ea6\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002\r\n<\/div>\r\n<\/div>\r\n<\/pre>\n<p>\u30c9\u30e9\u30c3\u30b0\u6642\u3068\u30c9\u30ed\u30c3\u30d7\u6642\u306b\u306f\u95a2\u6570\u3092\u547c\u3076\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u305d\u306e\u95a2\u6570\u3092JavaScript\u3067\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n<p>\u30c9\u30e9\u30c3\u30b0\u4e2d\u306b\u30d6\u30e9\u30a6\u30b6\u306e\u6a5f\u80fd\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3055\u305b\u307e\u3059\u3002<\/p>\n<pre>\r\nvar dragover = function(e) {\r\n  e.preventDefault();\r\n};\r\n<\/pre>\n<p>\u30c9\u30ed\u30c3\u30d7\u3055\u308c\u305f\u3089\u30d5\u30a1\u30a4\u30eb\u3092\u53d6\u308a\u51fa\u3057\u3066\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u95a2\u6570\u3092\u547c\u3073\u307e\u3059\u3002<\/p>\n<pre>\r\nvar upload_cnt = 0;\r\nvar drop = function(e) {\r\n  \/\/ \u30d6\u30e9\u30a6\u30b6\u306e\u6a5f\u80fd\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3057\u307e\u3059\r\n  e.preventDefault();\r\n\r\n  \/\/ \u30d5\u30a1\u30a4\u30eb\u3092\u53d6\u308a\u51fa\u3057\u307e\u3059\r\n  var files = e.dataTransfer.files;\r\n  upload_cnt = 0;\r\n  file_num = files.length;\r\n\r\n  \/\/ 1\u4ef6\u305a\u3064\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u95a2\u6570\u3092\u547c\u3073\u307e\u3059\r\n  for (var i = 0; i < files.length; i++) {\r\n    ajax_upload(files[i]);\r\n  }\r\n};\r\n<\/pre>\n<p>\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u95a2\u6570\u3067\u3059\u3002<br \/>\n\uff08\u30a8\u30e9\u30fc\u51e6\u7406\u306a\u3069\u306f\u5272\u611b\u3057\u8981\u70b9\u3060\u3051\u7c21\u5358\u306b\u8a18\u8ff0\u3057\u307e\u3059\uff09<\/p>\n<pre>\r\nvar ajax_upload = function(file) {\r\n  var form_data = new FormData();\r\n  form_data.append('file', file);\r\n  var func = function() {\r\n    upload_cnt++;\r\n    if(file_num == upload_cnt) {\r\n      alert('\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f');\r\n    }\r\n  };\r\n  $.ajax({\r\n    type: 'POST',\r\n    url: '\uff08\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u51e6\u7406\u3092\u884c\u3046\u30b5\u30fc\u30d0\u30fc\u5074\u306eURL\uff09',\r\n    data: form_data,\r\n    success: func\r\n  });\r\n};\r\n<\/pre>\n<p>\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u30d6\u30e9\u30a6\u30b6\u306e\u305f\u3081\u306e\u51e6\u7406\u3092\u30ed\u30fc\u30c9\u6642\u306b\u547c\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>\r\nif(!window.File) {\r\n  $('upload_area').html('\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093');\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8907\u6570\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30c9\u30e9\u30c3\u30b0\uff06\u30c9\u30ed\u30c3\u30d7\u3067\u4e00\u6c17\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u30da\u30fc\u30b8\u3001 \u5b9f\u306f\u3051\u3063\u3053\u3046\u7c21\u5358\u306b\u4f5c\u308c\u307e\u3059\u3002Ajax\u3092\u4f7f\u3048\u3070\u30da\u30fc\u30b8\u9077\u79fb\u3082\u4e0d\u8981\u3067\u3059\u3002 \uff08\u4e00\u90e8jQuery\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\uff09 \u307e\u305a\u306fHTML\u5074\u306b\u30c9\u30ed\u30c3\u30d7\u3055\u305b\u308b\u5834\u6240\u3092\u4f5c\u308a\u307e\u3059 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/clouds.tokyo\/blog\/js_upload\/\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u3010JavaScript\u3011\u30c9\u30e9\u30c3\u30b0\uff06\u30c9\u30ed\u30c3\u30d7\u3067\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u306e\u4e00\u62ec\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_newsletter_access":""},"categories":[2],"tags":[249,98,127,248],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pezW3u-9O","jetpack-related-posts":[{"id":198,"url":"https:\/\/clouds.tokyo\/blog\/php_upload\/","url_meta":{"origin":608,"position":0},"title":"\u3010PHP\u3011\u7c21\u5358\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9","author":"yamamoto","date":"2006\u5e749\u670819\u65e5","format":false,"excerpt":"PHP\u5074\u3067\u53d7\u53d6\u3063\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3059\u308b\u95a2\u6570\u3067\u3059\u3002\u7c21\u5358\u3067\u3059\u306d\u3002 function upload_file\u2026","rel":"","context":"\u5099\u5fd8\u9332","block_context":{"text":"\u5099\u5fd8\u9332","link":"https:\/\/clouds.tokyo\/blog\/category\/memo\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":467,"url":"https:\/\/clouds.tokyo\/blog\/js_load_js\/","url_meta":{"origin":608,"position":1},"title":"\u3010JavaScript\u3011JavaScript\u30d5\u30a1\u30a4\u30eb\u3092\u52d5\u7684\u306b\u8aad\u307f\u3053\u3080","author":"yamamoto","date":"2007\u5e745\u67084\u65e5","format":false,"excerpt":"JavaScript\u30d5\u30a1\u30a4\u30eb\u3092\u52d5\u7684\u306b\u8aad\u307f\u8fbc\u3080\u95a2\u6570\u3067\u3059\u3002 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\u30a4\u2026","rel":"","context":"\u5099\u5fd8\u9332","block_context":{"text":"\u5099\u5fd8\u9332","link":"https:\/\/clouds.tokyo\/blog\/category\/memo\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":670,"url":"https:\/\/clouds.tokyo\/blog\/jquery_ajax_abort\/","url_meta":{"origin":608,"position":5},"title":"\u3010jQuery\u3011Ajax\u306e\u975e\u540c\u671f\u901a\u4fe1\u3092\u4e2d\u65ad\u3059\u308b","author":"yamamoto","date":"2017\u5e744\u670817\u65e5","format":false,"excerpt":"jQuery\u306e$.ajax\u95a2\u6570\u3067 async: true 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