<script>
document.write('<script type="text/javascript" src="js/a.js?v='+new Date().getTime()+'"><\/script>');
</script>
<script>
document.write('<script type="text/javascript" src="js/a.js?v='+new Date().getTime()+'"><\/script>');
</script>
本文标题:js文件 清除缓存增加时间戳版本号
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