MaxInterview - get an html img tag from a string

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1var div = document.createElement('div');
2div.innerHTML = post_body;
3var firstImage = div.getElementsByTagName('img')[0]
4var imgSrc = firstImage ? firstImage.src : "";
5// or, if you want the unresolved src, as it appears in the original HTML:
6var rawImgSrc = firstImage ? firstImage.getAttribute("src") : "";

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