tap52384

/**
    * Sends an HTML snippet to the W3C validator and returns the result as JSON.
    * @param string $html HTML code
    * @return string
    * @link https://github.com/validator/validator/wiki/Service:-Input:-POST-body
    * @link https://gist.github.com/tap52384/60cc27fd0a76869cc38b#file-php_html_validator-php
    */
    public static function validateHtml($html = '')
    {
        $default = array(

tap52384

// Given a query string "?to=email&why=because&first=John&Last=smith"
// getUrlVar("to")  will return "email"
// getUrlVar("last") will return "smith"
// 'unescape' is now deprecated for security reasons, so it is replaced here by decodeURIComponent
// MDN proof: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/unescape

// Slightly more concise and improved version based on http://www.jquery4u.com/snippets/url-parameters-jquery/
function getUrlVar(key){
	var result = new RegExp(key + '=([^&]*)', 'i').exec(window.location.search);
	return result && decodeURIComponent( result[ 1 ] ) || '';

tap52384

<?php

/**
* Time unit defaults to seconds to follow the example shown here:
* http://mitan.co.uk/erlang/elgcmath.htm
* exp calculates e to some specified exponent:
* https://secure.php.net/manual/en/function.exp.php
* factorial function for php:
* http://www.hackingwithphp.com/4/18/0/recursive-functions
* Basically, all calculated values are private.