js/jquery 能否在图片加载完成之前获得修改图片的大小
这是一个等比例缩放图片的js，图片为本地路径问题不明显，图片为网络路径时，狂按ctrl+F5刷新页面会出现整个大图，然后才缩放成小图的现象。该怎么避免。
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