题解 | #分隔符#
分隔符
https://www.nowcoder.com/practice/e5696992841841a8ab9d026324e4bb77
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
</head>
<body>
<script type="text/javascript">
function _comma(number) {
return String(number).replace(/\B(?=(\d{3})+(?!\d))/g,",");}
</script>
</body>
</html>
