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@ -120,6 +120,7 @@ input[type=search] {
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height: 18px;
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height: 18px;
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text-align: left;
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text-align: left;
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border: none;
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border: none;
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outline: none;
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}
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}
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input.searchButton {
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input.searchButton {
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@ -658,11 +658,11 @@ ES2016 新增了一个指数运算符(`**`)。
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指数运算符可以与等号结合,形成一个新的赋值运算符(`**=`)。
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指数运算符可以与等号结合,形成一个新的赋值运算符(`**=`)。
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```javascript
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```javascript
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let a = 2;
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let a = 1.5;
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a **= 2;
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a **= 2;
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// 等同于 a = a * a;
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// 等同于 a = a * a;
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let b = 3;
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let b = 4;
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b **= 3;
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b **= 3;
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// 等同于 b = b * b * b;
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// 等同于 b = b * b * b;
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```
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```
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