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查询链接里面的东西是否存在

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  •   shuai007 · May 31, 2019 · 1638 views
    This topic created in 2569 days ago, the information mentioned may be changed or developed.

    比如有大量的链接，每个链接都对应到一张图片，怎么用一个快捷的办法自动检测出来这些链接里面是否有图片，用 java 编程应该怎么做呢或者是用 Python 怎么做？

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