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john-doherty/javascript-isurl.js

Created March 23, 2021 16:17
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Check if a string is a URL in JavaScript
Raw
javascript-isurl.js
/**
* Checks if a string is a URL
* @example isUrl('https://orcascan.com') // true;
* @param {string} str - value to test
* @returns {boolean} true if URL otherwise false
*/
function isUrl(str) {
return /(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/.test(str);
}
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