Generate slug using Javascript

slug.js

/**
 * Generate a slug
 * @param inputString The input String
 * @returns {string}
 */
function slugify(inputString) {
    return inputString.toString().toLowerCase().trim()
        .replace(/&/g, '-and-')         // Replace & with 'and'
        .replace(/[\s\W-]+/g, '-')      // Replace spaces, non-word characters and multiple-dashes with a single dash (-)
        .replace(/(^-|-$)/g, '')        // Remove dangling hypens in case slug begins or ends with a special character
}