Take href value with regex

https://regexr.com/

<a href="https://deneme/">https://deneme/</a>

Take href and change

var replacePattern = /(\<a([^>]*?)(https?|ftp):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gim;

resp.eulaTextUrl = resp.eulaTextUrl.replace(replacePattern, '$1?openInExternalBrowser=true" target="_blank');

 var httpPattern = /(\<a([^>]*?)(https?|ftp):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gim;

      resp.eulaTextUrl = resp.eulaTextUrl.replace(httpPattern, '$1?openInExternalBrowser=true" target="_blank');

      var mailPattern = /(\<a([^>]*?)(mailto):[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gim;

      resp.eulaTextUrl = resp.eulaTextUrl.replace(mailPattern, '$1?openInExternalBrowser=true" data-rel="external');

https://stackoverflow.com/questions/37684/how-to-replace-plain-urls-with-links/21925491

function linkify(inputText) {
    var replacedText, replacePattern1, replacePattern2, replacePattern3;

    //URLs starting with http://, https://, or ftp://
    replacePattern1 = /(\b(https?|ftp):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gim;
    replacedText = inputText.replace(replacePattern1, '<a href="$1" target="_blank">$1</a>');

    //URLs starting with "www." (without // before it, or it'd re-link the ones done above).
    replacePattern2 = /(^|[^\/])(www\.[\S]+(\b|$))/gim;
    replacedText = replacedText.replace(replacePattern2, '$1<a href="http://$2" target="_blank">$2</a>');

    //Change email addresses to mailto:: links.
    replacePattern3 = /(([a-zA-Z0-9\-\_\.])+@[a-zA-Z\_]+?(\.[a-zA-Z]{2,6})+)/gim;
    replacedText = replacedText.replace(replacePattern3, '<a href="mailto:$1">$1</a>');

    return replacedText;
}