{"id":27621,"date":"2024-03-17T09:58:19","date_gmt":"2024-03-17T00:58:19","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/ajax%e3%81%aeonreadystatechange%e3%81%af%e4%bd%95%e3%82%92%e3%81%99%e3%82%8b%e3%81%ae%e3%81%a7%e3%81%99%e3%81%8b%ef%bc%9f\/"},"modified":"2024-03-22T16:39:05","modified_gmt":"2024-03-22T07:39:05","slug":"ajax%e3%81%aeonreadystatechange%e3%81%af%e4%bd%95%e3%82%92%e3%81%99%e3%82%8b%e3%81%ae%e3%81%a7%e3%81%99%e3%81%8b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/ajax%e3%81%aeonreadystatechange%e3%81%af%e4%bd%95%e3%82%92%e3%81%99%e3%82%8b%e3%81%ae%e3%81%a7%e3%81%99%e3%81%8b%ef%bc%9f\/","title":{"rendered":"AJAX\u306eonreadystatechange\u306f\u4f55\u3092\u3059\u308b\u306e\u3067\u3059\u304b\uff1f"},"content":{"rendered":"

AJAX\u306b\u304a\u3044\u3066\u3001onreadystatechange\u306fXMLHttpRequest\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u614b\u5909\u5316\u3092\u76e3\u8996\u3059\u308b\u305f\u3081\u306e\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u3067\u3059\u3002XMLHttpRequest\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u306freadyState\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u3042\u308a\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u72b6\u614b\u3092\u8868\u3057\u307e\u3059\u3002readyState\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u5909\u5316\u3059\u308b\u3068\u3001onreadystatechange\u304c\u30c8\u30ea\u30ac\u30fc\u3055\u308c\u307e\u3059\u3002<\/p>\n

onreadystatechange\u306f\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u9032\u884c\u72b6\u6cc1\u3092\u76e3\u8996\u3059\u308b\u305f\u3081\u306breadyState\u30d7\u30ed\u30d1\u30c6\u30a3\u3068\u4e00\u7dd2\u306b\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002\u7570\u306a\u308b\u72b6\u614b\u3067\u7570\u306a\u308b\u64cd\u4f5c\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002readyState\u306b\u306f\u6b21\u306e\u3044\u304f\u3064\u304b\u306e\u5024\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n

    \n
  1. \uff10\uff08\u672a\u9001\u4fe1\uff09: \u4ee3\u7406\u306f\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\u304c\u3001\u307e\u3060open\uff08\uff09\u30e1\u30bd\u30c3\u30c9\u304c\u547c\u3073\u51fa\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/li>\n
  2. 1 (OPENED)\uff1aopen()\u30e1\u30bd\u30c3\u30c9\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3057\u305f\u3002<\/li>\n
  3. 2 (HEADERS_RECEIVED)\uff1asend()\u30e1\u30bd\u30c3\u30c9\u304c\u547c\u3073\u51fa\u3055\u308c\u3001\u30d8\u30c3\u30c0\u30fc\u3068\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\u53d6\u5f97\u53ef\u80fd\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/li>\n
  4. \uff13\uff08\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\uff09: \u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u4e2d\u3001responseText\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u306f\u3059\u3067\u306b\u4e00\u90e8\u306e\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n
  5. 4\uff1a\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u4f5c\u696d\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002<\/li>\n<\/ol>\n

    onreadystatechange \u30a4\u30d9\u30f3\u30c8\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u3001\u73fe\u5728\u306e readyState \u5024\u306b\u57fa\u3065\u3044\u3066\u3001\u30da\u30fc\u30b8\u306e\u5185\u5bb9\u3092\u66f4\u65b0\u3057\u305f\u308a\u3001\u8fd4\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002readyState \u5024\u304c4\u306e\u5834\u5408\u3001\u901a\u5e38\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u5b8c\u4e86\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    AJAX\u306b\u304a\u3044\u3066\u3001onreadystatechange\u306fXMLHttpRequest\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u614b\u5909\u5316\u3092\u76e3\u8996\u3059\u308b\u305f\u3081\u306e\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u3067\u3059\u3002XMLHttpRequest\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u306freadyState\u30d7\u30ed\u30d1\u30c6\u30a3\u304c […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-27621","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nAJAX\u306eonreadystatechange\u306f\u4f55\u3092\u3059\u308b\u306e\u3067\u3059\u304b\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/ajax\u306eonreadystatechange\u306f\u4f55\u3092\u3059\u308b\u306e\u3067\u3059\u304b\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"AJAX\u306eonreadystatechange\u306f\u4f55\u3092\u3059\u308b\u306e\u3067\u3059\u304b\uff1f\" \/>\n<meta property=\"og:description\" content=\"AJAX\u306b\u304a\u3044\u3066\u3001onreadystatechange\u306fXMLHttpRequest\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u614b\u5909\u5316\u3092\u76e3\u8996\u3059\u308b\u305f\u3081\u306e\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u3067\u3059\u3002XMLHttpRequest\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u306freadyState\u30d7\u30ed\u30d1\u30c6\u30a3\u304c […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/ajax\u306eonreadystatechange\u306f\u4f55\u3092\u3059\u308b\u306e\u3067\u3059\u304b\uff1f\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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