- var_dump: documentation ( source)
<?php
$workflow['Workflow'] = array('ContactInformation' => 'Primary');
$workflow['Workflow']['ContactInformation']['Primary'] = array('FirstName' => 'Jon');
$input = $workflow['Workflow']['ContactInformatino'];
if (array_key_exists('FirstName', $input['Primary']))
{
var_dump('hello');
}
var_dump($workflow);