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Merge branch 'gh-pages' of github.com:ruanyf/jstutorial into gh-pages
2 parents afe979a + 9378983 commit 92db647

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grammar/error.md

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@@ -120,7 +120,7 @@ new 123
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var obj = {};
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obj.unknownMethod()
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// TypeError: undefined is not a function
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// TypeError: obj.unknownMethod is not a function
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```
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上面代码的第二种情况,调用对象不存在的方法,会抛出TypeError错误。

grammar/operator.md

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@@ -357,7 +357,7 @@ NaN === NaN // false
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两个复合类型(对象、数组、函数)的数据比较时,不是比较它们的值是否相等,而是比较它们是否指向同一个对象。
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```javascript
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({} === {} // false
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({} === {}) // false
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[] === [] // false
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(function (){} === function (){}) // false
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```

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