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修改sting/u-modifier

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ruanyf 2014-11-22 21:55:29 +08:00
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@ -91,7 +91,7 @@ ES6对正则表达式添加了u修饰符，用来正确处理大于\uFFFF的Unic
```javascript
大于\uFFFF的Unicode字符var s = "𠮷";
var s = "𠮷";
/^.$/.test(s) // false
/^.$/u.test(s) // true
@ -293,7 +293,7 @@ console.log(`${ x } + ${ y } = ${ x + y}`)
上面代码表示，在模板字符串中嵌入变量，需要将变量名写在${}之中。
模板字符串使得字符串与变量的结合，变得容易。下面是一个例子。
This article explains the effects of the u flag. It helps if you’ve read JavaScript has a Unicode problem first.
```javascript
if (x > MAX) {