- var_dump: documentation ( source)
- array_keys: documentation ( source)
- current: documentation ( source)
<?php
$configuration = array(
'controllerConfiguration' => array(
'TheFirstController' => array(
),
)
);
$var = current(array_keys($configuration['controllerConfiguration']));
var_dump($var);
unset($configuration['controllerConfiguration']['TheFirstController']);
$configuration['controllerConfiguration'] = array();
$var = current(array_keys($configuration['controllerConfiguration']));
var_dump($var);