Coounting the checked check box
Demo with checked radio buttons
by Varun Krishna P
HTML
<form id="myForm">
<table border='1'>
<tr>
<td>
Checked
</td>
<td>
<input type="checkbox" id="onHomePage_56" name="onHomePage"
value="56" checked="checked">
</td>
</tr>
<tr>
<td>
Checked
</td>
<td>
<input type="checkbox" id="onHomePage_56" name="onHomePage"
value="57" checked="checked">
</td>
</tr>
<tr>
<td>
Not Checked
</td>
<td>
<input type="checkbox" id="onHomePage_56" name="onHomePage"
value="58">
</td>
</tr>
<tr>
<td>
Not Checked
</td>
<td>
<input type="radio" id="onHomePage_56" name="onHomePage"
value="58" checked="checked">
</td>
</tr>
</table>
</form>
JavaScript
var t=$('#myForm table tr td input[type="checkbox"]:checked')
.size();
alert(t);
/*http://stackoverflow.com/questions/10402028/finding-and-counting-number-of-checked-boxes-using-jquery */