- var_dump: documentation ( source)
<?php
// fr: http://stackoverflow.com/questions/3232061/booltrue-var-does-not-get-converted-to-array-on-array-assignment-but-boolfa
$myVar = false;
$myVar[] = 'Hello'; // Converted into an array
var_dump($myVar);
$myVar = true;
$myVar[] = 'Hello'; // Converted into an array
var_dump($myVar);