{"id":277,"date":"2021-08-01T14:48:47","date_gmt":"2021-08-01T06:48:47","guid":{"rendered":"http:\/\/gjweb.top\/?p=277"},"modified":"2021-08-01T14:48:48","modified_gmt":"2021-08-01T06:48:48","slug":"%e6%b5%85%e8%b0%88-websocket-%e5%92%8c-socket-io","status":"publish","type":"post","link":"https:\/\/gjweb.top\/?p=277","title":{"rendered":"\u6d45\u8c08 WebSocket \u548c Socket.io"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u4e00\u3001webSocket<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">WebSocket\u662f\u4ec0\u4e48<\/h3>\n\n\n\n<p>webSockett\u662f\u4e00\u79cd\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u662fhtml5\u5f00\u59cb\u63d0\u4f9b\u4e86\u4e00\u79cd\u5728\u5355\u4e2atcp\u8fde\u63a5\u4e0a\u8fdb\u884c\u5168\u53cc\u5de5\u901a\u4fe1\u7684\u534f\u8bae\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u9700\u8981WebSocket<\/h3>\n\n\n\n<p>\u4f20\u7edf\u7684http\u534f\u8bae(\u65e0\u72b6\u6001\u7684)\uff0c\u6bcf\u6b21\u8bf7\u6c42\u90fd\u662f\u7531\u5ba2\u6237\u7aef\u4e3b\u52a8\u53d1\u8d77\u7684\u3002\u670d\u52a1\u7aef\u8fdb\u884c\u5904\u7406\u540e\u8fd4\u56de\u7ed3\u679c\uff0c\u800c\u670d\u52a1\u7aef\u5f88\u96be\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e;\u8fd9\u79cd\u5ba2\u6237\u7aef\u662f\u4e3b\u52a8\u65b9\u3002\u4ec5\u53ef\u4ee5\u6ee1\u8db3\u4fe1\u606f\u66f4\u65b0\u4e0d\u9891\u7e41\u7684web\u5e94\u7528\u3002\u5bf9\u4e8e\u6d89\u53ca\u5b9e\u65f6\u4fe1\u606f\u7684web\u5e94\u7528\u6765\u8bf4\uff0c\u4f20\u7edf\u7684http\u534f\u8bae\u5c06\u4e0d\u80fd\u6ee1\u8db3\uff1b\u4f8b\u5982\u5373\u65f6\u901a\u4fe1\u3001\u5b9e\u65f6\u6570\u636e\u3001\u8ba2\u9605\u63a8\u9001\u7b49\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u65e0\u72b6\u6001\u534f\u8bae<ul><li>Http\u662f\u4e00\u79cd\u4e0d\u4fdd\u5b58\u72b6\u6001\uff0c\u65e2\u65e0\u72b6\u6001\u534f\u8bae\uff0chttp\u534f\u8bae\u81ea\u8eab\u4e0d\u5bf9\u8bf7\u6c42\u548c\u54cd\u5e94\u4e4b\u95f4\u7684\u901a\u4fe1\u72b6\u6001\u8fdb\u884c\u4fdd\u5b58\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5728http\u8fd9\u4e2a\u7ea7\u522b\uff0c\u534f\u8bae\u5bf9\u4e8e\u53d1\u9001\u8fc7\u7684\u8bf7\u6c42\u6216\u54cd\u5e94\u90fd\u4e0d\u505a\u6301\u4e45\u5316\u5904\u7406\u3002<\/li><li>\u7b80\u5355\u7406\u89e3\uff1a \u5ba2\u6237\u7aef\u53d1\u8d77\u8bf7\u6c42\uff0c\u670d\u52a1\u7aef\u54cd\u5e94\u8bf7\u6c42\u540e \u534f\u8bae\u5373\u7ec8\u7aef\u3002<\/li><li>\u7f3a\u70b9<ul><li>\u6d77\u91cf\u6570\u636e\u8bf7\u6c42\u4e2d\uff0c\u7f51\u7edc\u5e26\u5bbd\u8d44\u6e90\u6d88\u8017\u5927<\/li><li>\u4f18\u4e8e\u9700\u8981\u6bcf\u6b21\u53d1\u8d77\u8bf7\u6c42\uff0c\u6570\u636e\u5b9e\u65f6\u6027\u4e0d\u9ad8<\/li><\/ul><\/li><\/ul><\/li><li>webSocket<ul><li>\u5efa\u7acbtcp\u957f\u8fde\u63a5\u901a\u8baf\u6a21\u5f0f\u3002\u4e00\u65e6\u8fde\u63a5\u5efa\u7acb\u540e\uff0c\u540e\u7eed\u6570\u636e\u90fd\u4f1a\u4ee5\u5e27\u5e8f\u5217\u7684\u5f62\u5f0f\u4f20\u8f93\u3002\u670d\u52a1\u7aef\u53ef\u4ee5\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u4fe1\u606f\u3002<\/li><li>\u4f18\u70b9<ul><li>\u8282\u7701\u7f51\u7edc\u5e26\u5bbd\u8d44\u6e90\u7684\u6d88\u8017<\/li><li>\u5b9e\u65f6\u6027\u4f18\u52bf\u660e\u663e<\/li><\/ul><\/li><\/ul><\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">webSocket\u5b9e\u73b0<\/h3>\n\n\n\n<p>webSocket\u4e5f\u662f\u57fa\u4e8eTCP\u7684\uff0c\u9700\u8981\u5efa\u7acb\u8fde\u63a5\uff0c\u8fde\u63a5\u6210\u529f\u540e\u76f8\u4e92\u901a\u4fe1<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u521b\u5efa\u5b9e\u4f8b<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>var ws = new WebSocket(\"ws:\/\/localhost:3000\")<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u8fde\u63a5\u6210\u529f\u5efa\u7acb\u7684\u56de\u8c03\u65b9\u6cd5<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>ws.onopen = function(){\r\n    console.log(\"\u8fde\u63a5\u6210\u529f\")\r\n}<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u8fde\u63a5\u5931\u8d25\u7684\u56de\u8c03<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>ws.onerror = function(){\r\n    console.log(\"\u8fde\u63a5\u5931\u8d25\")\r\n}<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u63a5\u6536\u6d88\u606f\u7684\u56de\u8c03<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>ws.onmessage = function(data){\r\n    console.log(data)\r\n}<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u53d1\u9001\u6d88\u606f<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>ws.send(\"xxx\")<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u7ec8\u7aef\u8fde\u63a5<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>ws.close()<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001Socket.io<\/h2>\n\n\n\n<p>Socket.io \u4e0d\u662f webSocket\uff0c \u4ed6\u662fwebsocket\u548c\u8f6e\u8be2\u673a\u5236\u4ee5\u53ca\u5176\u4ed6\u5b9e\u65f6\u901a\u4fe1\u65b9\u5f0f\u5c01\u88c5\u7684\u901a\u7528\u63a5\u53e3\uff0c\u5176\u76ee\u7684\u662f\u4e3a\u4e86\u7ed9\u5404\u4e2a\u6d4f\u89c8\u5668\u63d0\u4f9b\u517c\u5bb9\uff0c\u6240\u4ee5wevsocket\u53ef\u4ee5\u8bf4\u662fSocket.io\u7684\u5b50\u96c6\u3002Socket\u9664\u4e86\u5c01\u88c5\u4e86webSocket\u8fd8\u5c01\u88c5\u4e86\u4e0b\u9762\u51e0\u4e2a\u901a\u4fe1\u673a\u5236\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Adobe Flash Socket<ul><li>\u901a\u8fc7Flash\u5d4c\u5165\u5230\u6d4f\u89c8\u5668\uff0c\u56e0\u4e3a\u4e0d\u5728W3C\u6807\u51c6\u91cc\u9762\uff0c\u51b5\u4e14Google\u6d4f\u89c8\u5668\u5ba3\u5e03\u4e0d\u5728\u652f\u6301Flash\u7684\u4f7f\u7528\uff0c\u6240\u4ee5\u88ab\u6dd8\u6c70<\/li><\/ul><\/li><li>AJAX long polling<ul><li>ajax \u957f\u8f6e\u8be2\uff0c\u5728webSocket\u4e4b\u524d\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5c31\u662f\u5b9a\u65f6\u60f3\u670d\u52a1\u7aef\u53d1\u8d77\u8bf7\u6c42\u3002\u4f46\u662f\u5bf9\u670d\u52a1\u7aef\u9020\u6210\u7684\u538b\u529b\u8f83\u5927\uff0c\u4fe1\u606f\u66f4\u65b0\u4e0d\u53ca\u65f6<\/li><\/ul><\/li><li>AJAX multipart streaming<ul><li>\u5728XMLHttpRequest\u5bf9\u8c61\u4e0a\u4f7f\u7528 multi-part \u6807\u5fd7 \uff08\u90e8\u5206\u6d4f\u89c8\u5668\u652f\u6301\uff0c\u4f8b\u5982firefox\uff09,Ajax\u8bf7\u6c42\u88ab\u53d1\u9001\u7ed9\u670d\u52a1\u5668\u7aef\u5e76\u4fdd \u6301\u6253\u5f00\u72b6\u6001\uff08\u6302\u8d77\u72b6\u6001\uff09\uff0c\u6bcf\u6b21\u9700\u8981\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4fe1\u606f\uff0c\u5c31\u5bfb\u627e\u4e00\u4e2a\u6302\u8d77\u7684\u7684http\u8bf7\u6c42\u54cd\u5e94\u7ed9\u5ba2\u6237\u7aef\uff0c\u5e76\u4e14\u6240\u6709\u7684\u54cd\u5e94\u90fd\u4f1a\u901a\u8fc7\u7edf\u4e00\u8fde\u63a5\u6765\u5199\u5165<\/li><\/ul><\/li><li>Forever Iframe<ul><li>\u7f6e\u4e8e\u9875\u9762\u4e2d\u7684\u9690\u85cfIframe\u6807\u7b7e\uff0c\u8be5\u6807\u7b7e\u7684src\u5c5e\u6027\u6307\u5411\u8fd4\u56de\u670d\u52a1\u5668\u7aef\u4e8b\u4ef6\u7684servlet\u8def\u5f84\u3002 \u6bcf\u6b21\u5728\u4e8b\u4ef6\u5230\u8fbe\u65f6\uff0cservlet\u5199\u5165\u5e76\u5237\u65b0\u4e00\u4e2a\u65b0\u7684script\u6807\u7b7e\uff0c\u8be5\u6807\u7b7e\u5185\u90e8\u5e26\u6709JavaScript\u4ee3\u7801\uff0ciframe\u7684\u5185\u5bb9\u88ab\u9644\u52a0\u4e0a\u8fd9\u4e00 script\u6807\u7b7e\uff0c\u6807\u7b7e\u4e2d\u7684\u5185\u5bb9\u5c31\u4f1a\u5f97\u5230\u6267\u884c\u3002\u8fd9\u79cd\u65b9\u5f0f\u7684\u7f3a\u70b9\u662f\u63a5\u548c\u6570\u636e\u90fd\u662f\u7531\u6d4f\u89c8\u5668\u901a\u8fc7HTML\u6807\u7b7e\u6765\u5904\u7406\u7684\uff0c\u56e0\u6b64\u6ca1\u6709\u529e\u6cd5\u77e5\u9053\u8fde\u63a5\u4f55\u65f6\u5728\u54ea\u4e00\u7aef\u5df2\u88ab \u65ad\u5f00\u4e86\uff0c\u5e76\u4e14Iframe\u6807\u7b7e\u5728\u6d4f\u89c8\u5668\u4e2d\u5c06\u88ab\u9010\u6b65\u53d6\u6d88\u4f7f\u7528\u3002<\/li><\/ul><\/li><li>JSONP Polling<ul><li>JSONP\u8f6e\u8be2\u57fa\u672c\u4e0a\u4e0eHTTP\u8f6e\u8be2\u4e00\u6837\uff0c\u4e0d\u540c\u4e4b\u5904\u5219\u662fJSONP\u53ef\u4ee5\u53d1\u51fa\u8de8\u57df\u8bf7\u6c42<\/li><\/ul><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001webSocket WebSocket\u662f\u4ec0\u4e48 webSockett\u662f\u4e00\u79cd\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u662fhtml5\u5f00\u59cb\u63d0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-277","post","type-post","status-publish","format-standard","hentry","category-html"],"_links":{"self":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/277","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=277"}],"version-history":[{"count":0,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/277\/revisions"}],"wp:attachment":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=277"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=277"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=277"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}