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README.md

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# javaScript
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+ ECMAScript(核心):JavaScript语言基础
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+ DOM(文档对象模型):规定了访问HTML和XML的接口
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+ BOM(浏览器对象模型):提供了浏览器窗口之间进行交互的对象和方法
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##### splice() 方法通过删除或替换现有元素或者原地添加新的元素来修改数组,并以数组形式返回被修改的内容。此方法会改变原数组。
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###### splice() 从第0位(第一个)开始删除两个元素,并增加'','',''
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```javascript
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```javascript
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var myFish = ['angel', 'clown', 'trumpet', 'sturgeon'];
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var removed = myFish.splice(0, 2, 'parrot', 'anemone', 'blue');
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console.log(removed)

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