用正则表达式替换img标签方法

如有以下文本

aaaaa
<img src="https://xxx.com/50/v2-deccb13314078e4b091f660fe1413023_720w.jpg?source=1def8aca" data-caption="" data-size="normal" data-rawwidth="1080" data-rawheight="1080" data-original-token="v2-16d9751458a01bb91a587b558334408c" data-default-watermark-src="https://xxx.com/50/v2-2899a08a701cc78305ad593373bb7b20_720w.jpg?source=1def8aca" class="origin_image zh-lightbox-thumb" width="1080" data-original="https://xxx.com/v2-deccb13314078e4b091f660fe1413023_r.jpg?source=1def8aca"/>
bbbb
<img src="https://xxx.com/50/v2-deccb13314078e4b091f660fe1413023_720w.jpg?source=1def8aca" data-caption="" data-size="normal" data-rawwidth="1080" data-rawheight="1080" data-original-token="v2-16d9751458a01bb91a587b558334408c" data-default-watermark-src="https://xxx.com/50/v2-2899a08a701cc78305ad593373bb7b20_720w.jpg?source=1def8aca" class="origin_image zh-lightbox-thumb" width="1080" data-original="https://xxx.com/v2-deccb13314078e4b091f660fe1413023_r.jpg?source=1def8aca"/>
cccc

试了好久都不行，

<img(.*)?"/> 会全部选中

最后找到正确的替换表达式：

<img[\s\S](.*?)"/>