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add docs/number
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@@ -221,16 +221,3 @@ var r = /hello\d/y;
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r.sticky // true
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```
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## 数值
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### 二进制和八进制表示法
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ES6提供了二进制和八进制数值的新的写法,分别用前缀0b和0o表示。
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```javascript
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0b111110111 === 503 // true
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0o767 === 503 // true
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```
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