摘要: var sub=function(str,n){ var r=/[^\x00-\xff]/g; if(str.replace(r,"mm").length=n){ return str.substr(0,i); } } return str; } ... 阅读全文
posted @ 2020-01-07 17:22 Shimily 阅读(296) 评论(0) 推荐(0)