An HTMLSAFE and SLUGIFY in JavaScript

gistfile1.js

/**
 * SLUGIFY - Attempts to match Django slugify filter: "Converts to lowercase, removes non-word characters (alphanumerics and underscores) and converts spaces to hyphens. Also strips leading and trailing whitespace."
 */
function SLUGIFY(str) {
    return str.toString().toLowerCase().replace(/^\s+|\s+$/g,'').replace(/\s/g, '-').replace(/[^-_a-z0-9]/g, '');
}

/**
 * HTMLSAFE - Convert &<>" to HTML entities
 */
function HTMLSAFE(str) {
    return str.toString().replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
}