var domains = arr["12.com","qw.com","99.com","00.com"];var str="";domains.forEach(function (item, index) {str += item + ",";});怎么是它變成“"12.com","qw.com","99.com","00.com"”;
取數組值 拼接成字符串，逗號分割？
隔江千里
2018-10-11 13:10:00