https://blog.youkuaiyun.com/qsyhcdzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/qsyhcd/article/details/1517535https://blog.youkuaiyun.com/qsyhcd/article/details/1517535qsyhcdWed, 28 Feb 2007 22:23:00 +0800https://blog.youkuaiyun.com/qsyhcd/article/details/1517178https://blog.youkuaiyun.com/qsyhcd/article/details/1517178qsyhcdWed, 28 Feb 2007 16:07:00 +08003.数字和小数点方法二4.只能输入字母和汉字5.只能输入英文字母和数字,不能输入中文6.只能输入数字和英文chun7.小数点后只能有最多两位(数字,中文都可输入),不能输入字母和运算符号:57) && event.keyCode!=46 || //./]]>