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\n function _comma(number) {\n // 补全代码\n const numStr = String(number)\n const numArr = numStr.split('')\n if (number < 0) {\n numArr.shift()\n }\n const resArr = []\n let count = 0\n for (let i = numArr.length - 1; i >= 0 ; i--) {\n resArr.unshift(numArr[i])\n count++\n if (count % 3 === 0 && count !== numArr.length) {\n resArr.unshift(',')\n }\n }\n if (number < 0) {\n resArr.unshift('-')\n }\n return resArr.join('')\n }\n </script>\n</body>\n\n</html>","css":"","js":""}
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