Introduction:
In this article I will explain how to select/deselect all the checkboxes in gridview using JavaScript.
Description:
I have a one gridview with checkboxes here my requirement is if I select header checkbox of gridview I need to select all the child checkboxes in gridview and if I deselect header checkbox I need to deselect all the child checkboxes in gridview and if I select all the child checkbox I need to select the header checkbox and if any child checkbox deselected I need to deselect header checkbox for this I have written JavaScript function to achieve this functionality.
I have a one gridview with checkboxes here my requirement is if I select header checkbox of gridview I need to select all the child checkboxes in gridview and if I deselect header checkbox I need to deselect all the child checkboxes in gridview and if I select all the child checkbox I need to select the header checkbox and if any child checkbox deselected I need to deselect header checkbox for this I have written JavaScript function to achieve this functionality.
Design your aspx page like this