var str="assd啊,公告"; function byteLength(str){ var count = 0; for(var i=0;i<str.length;i++){ if(str.charCodeAt(i)>255){ count+=2; }else{ count++; } } return count; }
运行结果:
posted on 2018-09-04 19:38 一颗豆豆 阅读(1342) 评论(0) 编辑 收藏 举报
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