lovecoding
/
Web1020


			
							12345678910111213141516171819202122232425262728293031323334353637
							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        // function foo(){
        //     console.log(this);
        // }
        // foo.loveCoding()

        //String Array Number Function Object Boolean
        
        // 原型
        // console.log(Array.prototype);
        // console.log(String.prototype);

        // var arr = [1,2,3];
        // var arr2 = new Array(1,2,3);//构造函数


        Function.prototype.loveCoding = function(){
            console.log("loveCoding");
            console.log(this);
        }

        function foo(){
            console.log(this);
        }

        foo.loveCoding();
    </script>
</body>
</html>