/usr/share/php/PHP/Compat/Function/range.php is in php-compat 1.6.0a3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Replace range()
*
* @category PHP
* @package PHP_Compat
* @license LGPL - http://www.gnu.org/licenses/lgpl.html
* @copyright 2004-2007 Aidan Lister <aidan@php.net>, Arpad Ray <arpad@php.net>
* @link http://php.net/function.range
* @author Aidan Lister <aidan@php.net>
* @version $Revision: 269597 $
* @since PHP 5.0.0 (The optional step parameter was added in 5.0.0)
* @require PHP 4.0.0 (user_error)
*/
function php_compat_range($low, $high, $step = 1)
{
$arr = array();
$step = (abs($step) > 0) ? abs($step) : 1;
$sign = ($low <= $high) ? 1 : -1;
// Numeric sequence
if (is_numeric($low) && is_numeric($high)) {
for ($i = (float)$low; $i*$sign <= $high*$sign; $i += $step*$sign)
$arr[] = $i;
// Character sequence
} else {
if (is_numeric($low)) {
return $this->range($low, 0, $step);
}
if (is_numeric($high)) {
return $this->range(0, $high, $step);
}
$low = ord($low);
$high = ord($high);
for ($i = $low; $i * $sign <= $high * $sign; $i += $step * $sign) {
$arr[] = chr($i);
}
}
return $arr;
}
// Define
if (!function_exists('range')) {
function range($low, $high, $step = 1)
{
return php_compat_range($low, $high, $step);
}
}
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