{"id":7694,"date":"2019-10-10T11:43:08","date_gmt":"2019-10-10T03:43:08","guid":{"rendered":"https:\/\/sdeno.com\/?p=7694"},"modified":"2025-03-10T15:49:25","modified_gmt":"2025-03-10T07:49:25","slug":"html5-websocket","status":"publish","type":"post","link":"https:\/\/sdeno.com\/?p=7694","title":{"rendered":"html5 WebSocket"},"content":{"rendered":"<p>\u63a8\u8350\u770b\u300a<a href=\"https:\/\/sdeno.com\/?p=8590\" target=\"_blank\" rel=\"noopener\">Websocket\u539f\u7406<\/a>\u300b<\/p>\n<p>&nbsp;<\/p>\n<figure class=\"mdx-lazyload-container\" style=\"max-width:1024px\"><div style=\"padding-top:45.8984375%\"><\/div><div class=\"mdx-img-loading-sp mdui-valign\"><div><div class=\"mdui-spinner\"><\/div><\/div><\/div><img width=\"1024\" height=\"470\" class=\"alignnone size-large wp-image-9929 lazyload\" title=\"html5 WebSocket\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/sdeno.com\/wp-content\/uploads\/2019\/10\/web_20250310154453-1024x470.jpg\" alt=\"https:\/\/sdeno.com\/wp-content\/uploads\/2019\/10\/web_20250310154453-1024x470.jpg\" data-srcset=\"https:\/\/sdeno.com\/wp-content\/uploads\/2019\/10\/web_20250310154453-1024x470.jpg 1024w, https:\/\/sdeno.com\/wp-content\/uploads\/2019\/10\/web_20250310154453-300x138.jpg 300w, https:\/\/sdeno.com\/wp-content\/uploads\/2019\/10\/web_20250310154453-768x353.jpg 768w, https:\/\/sdeno.com\/wp-content\/uploads\/2019\/10\/web_20250310154453-1536x705.jpg 1536w, https:\/\/sdeno.com\/wp-content\/uploads\/2019\/10\/web_20250310154453.jpg 1779w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #ff0000;\">\u524d\u7aef<\/span>\u90e8\u7f72\uff1a<\/p>\n<pre>&lt;div id=\"sse\"&gt;\r\n   &lt;a href=\"javascript:WebSocketTest()\"&gt;\u8fd0\u884c WebSocket&lt;\/a&gt;\r\n&lt;\/div&gt;\r\n\r\n&lt;script type=\"text\/javascript\"&gt;\r\n         function WebSocketTest()\r\n         {\r\n            if (\"WebSocket\" in window)\r\n            {\r\n               alert(\"\u60a8\u7684\u6d4f\u89c8\u5668\u652f\u6301 WebSocket!\");\r\n               \r\n               \/\/ \u6253\u5f00\u4e00\u4e2a web socket\r\n               var ws = new WebSocket(\"ws:\/\/localhost:9998\/echo\");\r\n               ws.readyState \/\/\u72b6\u6001\u7801\r\n               \/\/0 - \u8868\u793a\u8fde\u63a5\u5c1a\u672a\u5efa\u7acb\u3002\r\n               \/\/1 - \u8868\u793a\u8fde\u63a5\u5df2\u5efa\u7acb\uff0c\u53ef\u4ee5\u8fdb\u884c\u901a\u4fe1\u3002\r\n               \/\/2 - \u8868\u793a\u8fde\u63a5\u6b63\u5728\u8fdb\u884c\u5173\u95ed\u3002\r\n               \/\/3 - \u8868\u793a\u8fde\u63a5\u5df2\u7ecf\u5173\u95ed\u6216\u8005\u8fde\u63a5\u4e0d\u80fd\u6253\u5f00\u3002\r\n \r\n               ws.onopen = function()\r\n               {\r\n                  \/\/ Web Socket \u5df2\u8fde\u63a5\u4e0a\uff0c\u4f7f\u7528 send() \u65b9\u6cd5\u53d1\u9001\u6570\u636e\r\n                  ws.send(\"\u53d1\u9001\u6570\u636e\");\r\n                  alert(\"\u6570\u636e\u53d1\u9001\u4e2d...\");\r\n               };\r\n           \r\n               \/\/\u76d1\u542cws\u7684open\u65b9\u6cd5\u56de\u8c03\r\n               ws.addEventListener('open',function(event) {\r\n                  ws.send('Hello Server!');\r\n               });\r\n                \r\n               ws.onmessage = function (evt) \r\n               { \r\n                  var received_msg = evt.data;\r\n                  alert(\"\u6570\u636e\u5df2\u63a5\u6536...\");\r\n               };\r\n                \r\n               ws.onclose = function()\r\n               { \r\n                  \/\/ \u5173\u95ed websocket\r\n                  alert(\"\u8fde\u63a5\u5df2\u5173\u95ed...\"); \r\n               };\r\n            }\r\n            \r\n            else\r\n            {\r\n               \/\/ \u6d4f\u89c8\u5668\u4e0d\u652f\u6301 WebSocket\r\n               alert(\"\u60a8\u7684\u6d4f\u89c8\u5668\u4e0d\u652f\u6301 WebSocket!\");\r\n            }\r\n         }\r\n&lt;\/script&gt;\r\n\r\n<\/pre>\n<p><a href=\"https:\/\/www.runoob.com\/html\/html5-websocket.html\" target=\"_blank\" rel=\"noopener\">https:\/\/www.runoob.com\/html\/html5-websocket.html<\/a><\/p>\n<p>websocket\u77e5\u8bc6\u666e\u53ca\uff1a<a href=\"https:\/\/mp.weixin.qq.com\/s\/IRH0Y8wJjGKsydRWJ6KH7g\" target=\"_blank\" rel=\"noopener\"> https:\/\/mp.weixin.qq.com\/s\/IRH0Y8wJjGKsydRWJ6KH7g<\/a><\/p>\n<p><span style=\"color: #ff0000;\">\u540e\u7aef<\/span>\uff1a\u6839\u636e\u81ea\u5df1\u6240\u5b66\u7684\u540e\u53f0\u8bed\u8a00\u81ea\u884c\u67e5\u9605<\/p>\n<p>\u53ef\u4ee5\u67e5\u9605node.js\u5c01\u88c5\u597d\u524d\u540e\u7aef\u4e00\u5957\u7684\u4ee3\u7801<a href=\"https:\/\/sdeno.com\/?p=4549\" target=\"_blank\" rel=\"noopener\">https:\/\/sdeno.com\/?p=4549<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n<p><audio style=\"display: none;\" controls=\"controls\"><\/audio><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a8\u8350\u770b\u300aWebsocket\u539f\u7406\u300b &nbsp; &nbsp; \u524d\u7aef\u90e8\u7f72\uff1a &lt;div id=&#8221;sse&#8221;&#038;g [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-7694","post","type-post","status-publish","format-standard","hentry","category-11"],"_links":{"self":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/7694","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7694"}],"version-history":[{"count":1,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/7694\/revisions"}],"predecessor-version":[{"id":9930,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/7694\/revisions\/9930"}],"wp:attachment":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7694"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7694"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}