diff options
Diffstat (limited to 'it.class')
| -rw-r--r-- | it.class | 12 |
1 files changed, 8 insertions, 4 deletions
@@ -950,18 +950,22 @@ static function date($format = "", $stamp = null) * Iterate over an array, replacing every element by function value or expression * @param $code The function or expression to apply. Expression may contain $k for keys and $v for values * @param $array The array to iterate over + * @param $p['keys'] Only modify elements with given keys (keys can be array or comma separated) */ -static function map($code, $array) +static function map($code, $array, $p = null) { static $cache = array(); + if (is_string($code) && it::match('^[\w:]+$', $code)) + $code .= '($v)'; + if (!is_callable($func = $code) && !($func = $cache[$code])) $func = $cache[$code] = create_function('$k,$v', "return $code;"); - foreach ($array as $k => $v) - $result[$k] = $func($k, $v); + foreach ($p['keys'] ? it::filter_keys($array, $p['keys']) : $array as $k => $v) + $array[$k] = $func($k, $v); - return (array)$result; + return (array)$array; } /** |