i dont have a code
hi guys
i want to check the username at registration time automatically when
the user name txtbox lost focus after entering a username like happens in most sites dynamically.
Ashumrcool 0 Newbie Poster
kvprajapati 1,826 Posting Genius Team Colleague
Ramesh S 129 Posting Pro
You can do it using PageMethods feature of Ajax in ASP.NET.
Refer this link to have more details on PageMethods in ASP.NET
http://www.asp.net/ajax/documentation/live/Tutorials/ExposingWebServicesToAJAXTutorial.aspx
Call a PageMethod in the onblur javascript event of textbox.
Also refer this.
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