Convert string to camel case in Javascript

script.js

/**
 * Converts string to camel case
 *
 * Changes characters following a hyphen, underscore, space, or period.
 * 
 * Thanks @vitaly-t for this function (https://stackoverflow.com/questions/2970525/converting-any-string-into-camel-case#answer-57927739)
 */
function camelize(text) {
    text = text.replace(/[-_\s.]+(.)?/g, (_, c) => c ? c.toUpperCase() : '');
    return text.substr(0, 1).toLowerCase() + text.substr(1);
}