摘要: var wordStr="hello,world,fine"; var wordStr="hello,world,fine"; var wordStr="hello,world,fine"; 返回给定位置的字符:wordStr.charAt(2), //返回l 返回给定位置字符的字符编码:wordS 阅读全文
posted @ 2016-10-27 16:03 东理阳阳 阅读(124) 评论(0) 推荐(0)