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<input type="submit" name="commit" value="Sign In" class="btn btn-primary pull-right" id="signin_button" tabindex="4" data-disable-with="Signing in...">

if this classname have a value of btn btn-primary pull-right, How I can change it? and make it btn btn-primary pull-left in javascript

Barmar
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  • [RTM](https://developer.mozilla.org/en-US/docs/Web/API/Element/classList) - use toggle – mplungjan Nov 13 '21 at 06:40
  • Also answered in: [How can I change an element's class with JavaScript?](https://stackoverflow.com/questions/195951/how-can-i-change-an-elements-class-with-javascript) – fwestberg Nov 13 '21 at 06:45

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