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How to get all html img tag (image) src uri from a html content?


public List<string> GetAllImageUri(string content)
{

    string pattern =
@"<(?<Tag_Name>img)\b[^>]*?\b(?<URL_Type>(?(1)src))\s*=\s*(?:""(?<URL>(?:\\""|[^""])*)""|'(?<URL>(?:\\'|[^'])*)')";
 
    // Getting collection of matched uri.
    MatchCollection imageUriCollection =
Regex.Matches(content, pattern, RegexOptions.IgnoreCase);
 
    if (imageUriCollection.Count > 0)
    {

          return imageUriCollection.Cast<Match>()
.Select(x => x.Groups["URL"].Value)
.ToList();

    }

    return null;
}

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