add test

HTML

<form name="listForm">
<input type="checkbox" name="choice" value="2" onchange="checkTotal()"/>2<br/>
<input type="checkbox" name="choice" value="5" onchange="checkTotal()"/>5<br/>
<input type="checkbox" name="choice" value="10" onchange="checkTotal()"/>10<br/>
<input type="checkbox" name="choice" value="20" onchange="checkTotal()"/>20<br/>
Total: <input type="text" size="2" name="total" value="0"/>
</form>

JavaScript

<form name="listForm">
<input type="checkbox" name="choice" value="2" onchange="checkTotal()"/>2<br/>
<input type="checkbox" name="choice" value="5" onchange="checkTotal()"/>5<br/>
<input type="checkbox" name="choice" value="10" onchange="checkTotal()"/>10<br/>
<input type="checkbox" name="choice" value="20" onchange="checkTotal()"/>20<br/>
Total: <input type="text" size="2" name="total" value="0"/>
</form>

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add test

HTML

JavaScript

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Join the 4+ million users, and keep the JSFiddle dream alive.

Ad-free

Use pre-released features

Fiddle collections

Private collections and fiddles

Console