php type coercion callback

gistfile1.php

<?php

    $converters = array(
        'string' => function($s) { return $s.' boobs'; },
        'integer' => function($i) { return $i + 1; }
    );

    $vals = array(
        1 => 1,
        'str' => 'moar',
    );

    $coerced = array_map(function($el) use ($converters) {
        $t = gettype($el);
        return array_key_exists($t, $converters) ? $converters[$t]($el) : $el;
    }, $vals);

    print_r($vals);

    print_r($coerced);


/*

$vals before:
    Array
    (
        [1] => 1
        [str] => moar
    )

$coerced after:
    Array
    (
        [1] => 2
        [str] => moar boobs
    )

*/