点击tr改变颜色,其他tr颜色为无色

<script type="text/javascript">
	$(".e_role").on("click",function(){
		var tr=document.getElementsByClassName("e_role");
		$(tr).each(function(){
			$(this).css("background-color","");
  		});
	    $(this).css("background-color","#f0f6ff");
	});
</script>

 

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转载自blog.csdn.net/qq_42310995/article/details/81209805
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