JavaScriptÑéÖ¤³ö´í - .NET¼¼Êõ / ASP.NET
HTML code:
<asp:TextBox ID="Name" runat="server" onblur="checkName()">2</asp:TextBox><asp:Label runat="server" ID="NameCheck"></asp:Label>
JScript code:
function checkName()
{
var lreg=/^\S{4,12}/;
var sreg=/^\w+$/;
var n=document.getElementById("<%=Name.ClientID %>");
var nc=document.getElementById("<%=NameCheck.ClientID %>");
var name=n.value;
if(name==null||name.length==0)
{
nc.innerHTML="Óû§Ãû²»ÄÜΪ¿Õ";
return false;
}
else if((!lreg.exec(name))||(!sreg(name)))
{
nc.innerHTML="³¤¶ÈΪ4¡«12¸öÖÐÓ¢ÎÄ×Ö·û£¬Êý×Ö£¬Ï»®Ïß";
return false;
}
else
{alert("Ñé֤ͨ¹ý£¡");
nc.innerHTML="";
return true;
}
}
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