题解 | #_call函数#
_call函数
https://www.nowcoder.com/practice/22df1ed71b204a46b00587fdb780b3ab
{"html":"<!DOCTYPE html>\n<html>\n\n<head>\n <meta charset=\"UTF-8\">\n <style>\n /* 填写样式 */\n </style>\n</head>\n\n<body>\n <!-- 填写标签 -->\n <script type=\"text/javascript\">\n // 填写JavaScript\n Function.prototype._call = function(context) {\n context = context || window;\n context.fn = this;\n var arr = [];\n for(let i=1;i<arguments.length;i++) {\n arr.push(\"arguments[\"+i+\"]\")\n }\n var res = eval(\"context.fn(\"+arr+\")\")\n delete context.fn;\n return res\n }\n </script>\n</body>\n\n</html>","css":"","js":""}
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