题解 | #分隔符#
分隔符
https://www.nowcoder.com/practice/e5696992841841a8ab9d026324e4bb77
{"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 \n\nfunction _comma(number) {\n // 补全代码\n let str = String(Math.abs(number))\n let inn = []\n while (str.length>0){\n inn.unshift(str.slice(str.length-3,str.length))\n str = str.slice(0,str.length-3)\n }\n return number >0 ? inn.join(',') : `-${inn.join(',')}`\n }\n </script>\n</body>\n\n</html>","css":"","js":""}
暴力解法，穷尽切片
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