Update ES6_基础.md

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heibaiying 2019-12-16 16:51:58 +08:00 committed by GitHub
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@ -313,7 +313,7 @@ request("GitHub"); // url: GitHub, timeout: 2000
request("GitHub", undefined); // url: GitHub, timeout: 2000 request("GitHub", undefined); // url: GitHub, timeout: 2000
request("GitHub", null); // url: GitHub, timeout: null request("GitHub", null); // url: GitHub, timeout: null
request("GitHub", 5000); // url: GitHub, timeout: 5000 request("GitHub", 5000); // url: GitHub, timeout: 5000
request("GitHub", 5000, () => console.log("超时异常")); // url: GitHub, timeout: 5000 超时异常 request("GitHub", 5000, () => console.log("超时异常")); // url: GitHub, timeout: 5000 超时异常
``` ```
特别情况下,一个参数的默认值可以是另一个参数: 特别情况下,一个参数的默认值可以是另一个参数: