how to check validation through javascript in asp.net

Posted by Shanky11 under ASP.NET on 12/14/2012 | Points: 10 | Views : 1725 | Status : [Member] | Replies : 3

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-----------this is the script i had written onkeyup="return validatechar();----------------on textbox

function validatechar() {
var name =document.getElementById('<%=txtname.ClientID %>').value;
var check =/^[a-zA-Z]+$/;
if (!check.test(name.value))
{
alert('Enter name in alphabet only');
}
-------------------------why this is not working ---------------
please find this code and make suitable changes to it if u know but
Don't send link of websites??????????????

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Posted by: Pavanandey on: 12/14/2012 [Member] Bronze | Points: 25

0	function alphanumeric() { var letters = /^[a-zA-Z]+$/; var name = document.getElementById('<%=txtunits.ClientID %>'); if (name.value.match(letters)) { return true; } else { alert('Please input alpha characters only'); return false; } } <asp:TextBox ID="txtunits" runat="server" onkeyup="return alphanumeric()"></asp:TextBox> This works Thanks Pavan Kumar Mark Answer if this fits the need Shanky11, if this helps please login to Mark As Answer. \| Alert Moderator

Thanks
Pavan Kumar
Mark Answer if this fits the need

Shanky11, if this helps please login to Mark As Answer. | Alert Moderator

Posted by: Pavanandey on: 12/14/2012 [Member] Bronze | Points: 25

0	Mark the answer if this works Thanks Pavan Kumar Mark Answer if this fits the need Shanky11, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Dotnetrajanikanth on: 12/14/2012 [Member] Starter | Points: 25

0	Try to use the below regular expressions it works var alpha = /^[(a-z)(A-Z)]+$/; // Only Alphabets var alphaSpace = /^[(a-z)(A-Z)(" ")]+$/; //Alphabets with spaces ____________ www.flickr.com/photos/psdesigner/ Shanky11, if this helps please login to Mark As Answer. \| Alert Moderator

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