javascript的defer和async的区别。
摘要:我们常用的script标签,有两个和性能、js文件下载执行相关的属性:defer和async defer的含义【摘自https://developer.mozilla.org/En/HTML/Element/Script】 This Boolean attribute is set to indic
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posted @ 2016-09-28 11:46
闻达有先后,术业有专攻,努力,加油ing!!!!
posted @ 2016-09-28 11:46
posted @ 2016-09-02 17:06