How to check whether Textbox object is initialized or not in Javascript?

 Posted by vishalneeraj-24503 on 1/12/2014 | Category: JavaScript Interview questions | Views: 3347 | Points: 40

We can check textbox object as,

var txt_emp_salary = document.getElementById("<%=txt_employee_salary.ClientID%>");

if(txt_emp_salary !=null)
alert('Object is initialized');
alert('Object is not initialized');

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