Check All Checkboxes by select single check box in java script
Комментарии:
It works thank you so much
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<!DOCTYPE html>
<html>
<head>
<title>Multiple Selection</title>
</head>
<body>
<form action="/" method="post" name="myform">
<input type="checkbox" name="chk_all" onchange="checkall()" value=""> Select All
<hr>
<input type="checkbox" name="chk_1" value=""> Check1
<input type="checkbox" name="chk_2" value=""> Check2
<input type="checkbox" name="chk_3" value=""> Check3
<input type="checkbox" name="chk_4" value=""> Check4
<input type="checkbox" name="chk_5" value=""> Check5
<input type="text" name="name">
</form>
<script type="text/javascript">
function checkall()
{
var total_element = document.forms[0].elements.length;
//alert(total_element); //it returns no. of elements..
for (var i = 0; i < total_element; i++)
{
var elementsname =document.forms[0].elements[i].name;
//alert(elementsname); // it returns the name of elements
if (elementsname!=undefined && elementsname.indexOf('chk_')!=-1)
{
document.forms[0].elements[i].checked=document.myform.chk_all.checked;
}
}
}
</script>
</body>
</html>
sir, your code is working but, if we want to use more than one ( multiple chekcboxes) in table then who to apply this code
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cannot find the source code? could you please post the exact link to the source code for this tutorial please thankyou
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very nice.. useful example..
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