js 常用功能---updating

1.只能输入数字 onkeyprees="return event.keyCode>=48&&event.keyCode<=57"

2.屏蔽粘帖键(Ctrl+V ) onpaste="return false"

3.c#中去掉字符串中最后一位或者最后一个符号  

          method1

           string AFishMan = "李伟|一只鱼先生|韩丽丽|李强|";
           AFishMan = AFishMan.Substring(0, AFishMan.Length - 1);

          method2

          AFishMan.TrimEnd('|');