{"id":40100,"date":"2025-05-27T15:41:30","date_gmt":"2025-05-27T07:41:30","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/40100.html"},"modified":"2025-05-27T15:41:30","modified_gmt":"2025-05-27T07:41:30","slug":"%e5%9f%ba%e4%ba%8e-webrtc-%e7%9a%84%e4%b8%80%e5%af%b9%e4%b8%80%e5%b1%8f%e5%b9%95%e5%85%b1%e4%ba%ab%e9%a1%b9%e7%9b%ae%ef%bc%88%e4%b8%89%ef%bc%89-%e4%bf%a1%e4%bb%a4%e6%9c%8d%e5%8a%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/40100.html","title":{"rendered":"\u57fa\u4e8e WebRTC \u7684\u4e00\u5bf9\u4e00\u5c4f\u5e55\u5171\u4eab\u9879\u76ee\uff08\u4e09\uff09\u2014\u2014\u4fe1\u4ee4\u670d\u52a1\u5668"},"content":{"rendered":"

\"\"<\/p>\n

\u5728\u57fa\u4e8e WebRTC \u7684\u4e00\u5bf9\u4e00\u5c4f\u5e55\u5171\u4eab\u9879\u76ee\u4e2d，\u4fe1\u4ee4\u670d\u52a1\u5668\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5b83\u8d1f\u8d23\u534f\u8c03\u5ba2\u6237\u7aef\u4e4b\u95f4\u7684\u8fde\u63a5\u5efa\u7acb\u3001\u4f1a\u8bdd\u63a7\u5236\u4ee5\u53ca\u72b6\u6001\u540c\u6b65\u7b49\u64cd\u4f5c\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u8bb2\u89e3\u4fe1\u4ee4\u670d\u52a1\u5668\u4e2d\u4f7f\u7528\u7684\u623f\u4ef7\u7ba1\u7406\u65b9\u6cd5\u4ee5\u53ca\u6574\u4e2a\u4ea4\u4e92\u6d41\u7a0b\u3002<\/p>\n

\u6700\u521d\u7248\u6e90\u7801\u5df2\u4e0a\u4f20：GitCode – \u5168\u7403\u5f00\u53d1\u8005\u7684\u5f00\u6e90\u793e\u533a,\u5f00\u6e90\u4ee3\u7801\u6258\u7ba1\u5e73\u53f0<\/p>\n

1.\u00a0RTCMap\u00a0\u6570\u636e\u7ed3\u6784<\/h3>\n

1.1 \u7b80\u4ecb<\/h4>\n

RTCMap\u00a0\u662f\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u6570\u636e\u7ed3\u6784，\u7528\u4e8e\u7ba1\u7406\u623f\u95f4\u548c\u5ba2\u6237\u7aef\u4fe1\u606f\u3002\u5b83\u7c7b\u4f3c\u4e8e JavaScript \u4e2d\u7684\u00a0Map\u00a0\u5bf9\u8c61，\u4f46\u5728\u529f\u80fd\u4e0a\u8fdb\u884c\u4e86\u5b9a\u5236，\u4ee5\u6ee1\u8db3\u9879\u76ee\u7684\u7279\u5b9a\u9700\u6c42\u3002RTCMap\u00a0\u63d0\u4f9b\u4e86\u57fa\u672c\u7684\u952e\u503c\u5bf9\u5b58\u50a8\u548c\u64cd\u4f5c\u65b9\u6cd5，\u5305\u62ec\u00a0put\u3001get\u3001remove\u3001clear\u00a0\u7b49\u3002<\/p>\n

1.2 \u4ee3\u7801\u5b9e\u73b0<\/h4>\n

var RTCMap = function () {
\n this._entrys = new Array();<\/p>\n

this.put = function (key, value) {
\n if (key == null || key == undefined) {
\n return;
\n }
\n var index = this._getIndex(key);
\n if (index == -1) {
\n var entry = new Object();
\n entry.key = key;
\n entry.value = value;
\n this._entrys[this._entrys.length] = entry;
\n } else {
\n this._entrys[index].value = value;
\n }
\n };<\/p>\n

this.get = function (key) {
\n var index = this._getIndex(key);
\n return (index != -1) ? this._entrys[index].value : null;
\n };<\/p>\n

this.remove = function (key) {
\n var index = this._getIndex(key);
\n if (index != -1) {
\n this._entrys.splice(index, 1);
\n }
\n };<\/p>\n

this.clear = function () {
\n this._entrys.length = 0;
\n };<\/p>\n

this.contains = function (key) {
\n var index = this._getIndex(key);
\n return (index != -1) ? true : false;
\n };<\/p>\n

this.size = function () {
\n return this._entrys.length;
\n };<\/p>\n

this.getEntrys = function () {
\n return this._entrys;
\n };<\/p>\n

this._getIndex = function (key) {
\n if (key == null || key == undefined) {
\n return -1;
\n }
\n var _length = this._entrys.length;
\n for (var i = 0; i < _length; i++) {
\n var entry = this._entrys[i];
\n if (entry == null || entry == undefined) {
\n continue;
\n }
\n if (entry.key === key) {
\n return i;
\n }
\n }
\n return -1;
\n };
\n} <\/p>\n

1.3 \u529f\u80fd\u8be6\u89e3<\/h4>\n