[求助]热心的朋友请帮忙！！！谢谢！ - WEB前端(UI)

bestlife

等　级：新手上路
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注　册：2005-7-8

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以下为转贴 asp服务器端的验证类

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<% ''================================================================= ''Version:1.0 ''Data=2004-7-5 ''Script Written By: 幸福.net(Nicholas) ''================================================================== ''CopyRight By: 九州信息网络有限公司 ''web: www.21hb.com ''email:nicholas_cheung@21cn.com ''================================================================== Class Cls_Validator Rem =======================验证类说明============================== Rem=作用：对于输入数据的验证 Rem=例：set va=new Cls_Validator Rem= va.Requirefield request("asd"),"错误请重新输入" Rem= Rem= Rem================================================================== Private Validator1,Validator2 Public Property Get Validator() ''定义属性：验证 Validator=Validator1 End Property Public Property Let Validator(Validator2) Validator1=Validator2 End Property Public Function Requirefield(requestfieled,errorname)''确保用户不跳输的方法 errorname是输入的字符串 requestname为错误信息 if requestfieled="" then Requirefield=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else Requirefield=true Validator1=true end if End Function Public Function CompareValidator(requestfieled1,requestfieled2,operator,errorname)''比较验证的方法 requestfieled1,requestfieled2为输入字符串 operator再比较符 errorname为错误信息 Select case operator ''判断比较运算符 Case ">" if (not requestfieled1>requestfieled2) then CompareValidator=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else CompareValidator=True Validator1=true end if Case "<" if (not requestfieled1<requestfieled2) then CompareValidator=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else CompareValidator=True Validator1=true end if Case "=" if (not requestfieled1=requestfieled2) then CompareValidator=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else CompareValidator=True Validator1=true end if Case ">=" if (not requestfieled1>=requestfieled2) then CompareValidator=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else CompareValidator=True Validator1=true end if Case "<=" if (not requestfieled1<=requestfieled2) then CompareValidator=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else CompareValidator=True Validator1=true end if Case "<>" if requestfieled1=requestfieled2 then CompareValidator=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") response.end() else CompareValidator=True Validator1=true end if end Select End Function Public Function isnum(requestfieled,errorname)''判断是否为数字。requestfieled为输入字符串 errorname 为错误信息 if (not IsNumeric(requestfieled) )then isnum=false Validator1=false Validator1=true Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else isnum=true end if End Function Public Function legstr(requestfieled,num,errorname)''限制字符串的个数 requestfieled为输入字符串 num为限制的字数，errorname为错误信息 numrequestfieled=cint(Len(requestfieled)) ''获取字符串的个数 if numrequestfieled>num then legstr=false Validator1=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else legstr=true Validator1=true end if End Function Public Function isemail(requestfieled,errorname)''判断是否为电子邮箱格式 requestfieled为输入值 errorname为错误信息 set re=new RegExp re.Pattern=".*@.{2,}\..{2,}" re.Global = True re.IgnoreCase = True re.MultiLine = True if (not re.test(requestfieled)) then isemail=false Validator=false Response.Write("<script lanuage=''javascript''>alert(''"&errorname&"'');history.back()</script>") Response.End() else isemail=true end if End Function End Class %>