how to pass textbox id as parameter to javascript function

Question

hi folks, I have 6 textboxes in my pages i want to pass the which textbox get required to call the javascript function. i am using this keyword but it show the unspecified . Thank you in advance

Khargesh Rajput · Answer

add a hidden field to page and function getValue(obj){ hiddenfieldid.value=obj.id ; alert(obj.id); } and on severside you can get hiddenfield value

Khargesh Rajput · Answer

function getValue(obj){ alert(obj.id); } see demo at http://jsfiddle.net/antyrat/92WLE/1/

Abhijit Patil · Answer

hey Khargesh Rajput T hank you.now i got which exzactly i want Thank you once again.

Abhijit Patil · Answer

hey Khargesh Rajput o ne more small problem var clientid = obj.id how i Pass clientid to the server side. Thank you in advance

Abhijit Patil · Answer

hey Khargesh Rajput m y current requirement is that then how i access the Id as Textbox1 using Javascript. NOt aTextbox 1 value.

Khargesh Rajput · Answer

function AllowAlphabet() { if (!txtUserID.value.match(/^\S*$/) && txtUserID.value != "") { txtUserID.value = ""; txtUserID.focus(); alert("Space not allowed in login name"); } } this is js fuction and textbox onkeyup="AllowAlphabet()" runat="server" CssClass="registertxt1" MaxLength="30">

Abhijit Patil · Answer

Hey kml surani T hank you For Quick Reply. It is not work on my machine. if you have code can you mail me please @ dotnetbyabhipatil@gmail.com

Kml Surani · Answer

runat="server"> function fnGetID(Item) { var txtID = ( Item .id.substring(e.id.indexOf("_") + 1); Alert(txtID); }

how to pass textbox id as parameter to javascript function

Answers (8)