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@@ -1 +1,37 @@
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-html
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+<!DOCTYPE html>
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+<html lang="en">
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+<head>
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+ <meta charset="UTF-8">
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+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+ <title>Document</title>
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+</head>
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+<body>
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+ <script>
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+ // function foo(){
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+ // console.log(this);
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+ // }
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+ // foo.loveCoding()
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+
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+ //String Array Number Function Object Boolean
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+
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+ // 原型
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+ // console.log(Array.prototype);
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+ // console.log(String.prototype);
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+
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+ // var arr = [1,2,3];
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+ // var arr2 = new Array(1,2,3);//构造函数
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+
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+
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+ Function.prototype.loveCoding = function(){
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+ console.log("loveCoding");
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+ console.log(this);
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+ }
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+
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+ function foo(){
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+ console.log(this);
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+ }
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+
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+ foo.loveCoding();
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+ </script>
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+</body>
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+</html>
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