How to: var_dump in JavaScript

Outputting to your shell or terminal to inform the user of the outcome of a program or valuable debugging information is an essential of every programming language.

PHP

In PHP you can print to the terminal or the log by using var_dump:

<?php
$a = array(1, 2, array("a", "b", "c"));
var_dump($a);
?>

JavaScript

In JavaScript console.log will print to the browser console or your shell where node.js is running your file:

// strings
console.log('Hello World!');
// multiple parameters
console.log('Hello', 'World!', 666);