const regex = /(?![^<]*>|[^<>]*<\/(?!p\b|td|pre))https?:\/\/[a-z0-9&#=.\/\-?_]+/gi;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('(?![^<]*>|[^<>]*<\\\/(?!p\\b|td|pre))https?:\\\/\\\/[a-z0-9&#=.\\\/\\-?_]+', 'gi')
const str = `Posting a link: http://test.com, posting an image <img src="http://test.com/2.jpg" />. Posting an actual A tag: <a href="http://test.com/test.html">http://test.com/test.html</a>
<p>http://www.link.au</p>`;
// Reset `lastIndex` if this regex is defined globally
// regex.lastIndex = 0;
let m;
while ((m = regex.exec(str)) !== null) {
// This is necessary to avoid infinite loops with zero-width matches
if (m.index === regex.lastIndex) {
regex.lastIndex++;
}
// The result can be accessed through the `m`-variable.
m.forEach((match, groupIndex) => {
console.log(`Found match, group ${groupIndex}: ${match}`);
});
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions