- var_dump: documentation ( source)
<?php
function array_replace_key($search, $replace, array $target)
{
$return = array();
foreach ($target as $key => $val) {
if ($search === $key) {
$return[$replace] = $val;
} else {
$return[$key] = $val;
}
}
return $return;
}
$a = array('a' => 'franz', 'b' => 'cheryl', 'c' => 'samantha');
var_dump(array_replace_key('a', 'b', $a));