jQuery自适应父容器宽度高度代码

js代码

<script type="text/javascript" src="src/adapttext.js"></script>
<script type="text/javascript">
	document.addEventListener('DOMContentLoaded', function() {
		new AdaptText(document.getElementById('my-container'), {
		  callback: function(newFontSize) {
			console.log('new font-size is ', newFontSize);
		  }
		});
	  });
</script>