replacePattern

https://regexr.com/

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

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

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