JSFiddle - React, Tailwind, and code Playground

HTML

<input style="width:1.9500000000000002em;" maxlength="3" tabindex="1" class="inputBox" type="text">

JavaScript

$('.inputBox').each(function(index) {
   var stylestemp = $(this).attr('style').split(';');
   var styles = {};
   var c = '';
   for (var x = 0, l = stylestemp.length; x < l; x++) {
     c = stylestemp[x].split(':');
     styles[$.trim(c[0])] = $.trim(c[1]);
   }
   console.log(styles.width);
});