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第 11 期(2019-05-18):arguments与'use strict' #13

@AMY-Y

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@AMY-Y
入门级
 难度★
请分别写出在浏览器控制台执行以下代码的结果
        function b(x,y,a){
            arguments[2]=10;
            console.log(a);
        };
        b(1,2,3);
        function b(x,y,a){
            'use strict'
            arguments[2]=10;
            console.log(a);
        };
        b(1,2,3);

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