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Merge branch 'gh-pages' of github.com:ruanyf/es6tutorial into gh-pages
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commit
073ec29193
@ -74,7 +74,7 @@ function foo() {
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```javascript
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```javascript
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Array.from({ length: 3 });
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Array.from({ length: 3 });
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// [ undefined, undefined, undefinded ]
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// [ undefined, undefined, undefined ]
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```
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```
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上面代码中,`Array.from`返回了一个具有三个成员的数组,每个位置的值都是`undefined`。扩展运算符转换不了这个对象。
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上面代码中,`Array.from`返回了一个具有三个成员的数组,每个位置的值都是`undefined`。扩展运算符转换不了这个对象。
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@ -574,7 +574,7 @@ var fs = require('fs');
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var readFile = function (fileName){
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var readFile = function (fileName){
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return new Promise(function (resolve, reject){
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return new Promise(function (resolve, reject){
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fs.readFile(fileName, function(error, data){
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fs.readFile(fileName, function(error, data){
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if (error) reject(error);
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if (error) return reject(error);
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resolve(data);
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resolve(data);
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});
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});
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});
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});
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@ -514,7 +514,7 @@ var [(a)] = [1];
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var {x: (c)} = {};
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var {x: (c)} = {};
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var ({x: c}) = {};
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var ({x: c}) = {};
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var {(x: c)} = {};
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var {(x: c)} = {};
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var {(x): c} = {};}
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var {(x): c} = {};
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var { o: ({ p: p }) } = { o: { p: 2 } };
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var { o: ({ p: p }) } = { o: { p: 2 } };
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```
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```
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