/**
* Gets the current memory limit.
*
* @return int
*/
public static function getMemoryLimit()
{
if (self::$_memoryLimit === null) {
$curLimit = @ini_get('memory_limit');
if ($curLimit === false) {
// reading failed, so we have to treat it as unlimited - unlikely to be able to change anyway
$curLimit = -1;
} else {
switch (substr($curLimit, -1)) {
case 'g':
case 'G':
$curLimit *= 1024;
// fall through
// fall through
case 'm':
case 'M':
$curLimit *= 1024;
// fall through
// fall through
case 'k':
case 'K':
$curLimit *= 1024;
}
}
self::$_memoryLimit = intval($curLimit);
}
return self::$_memoryLimit;
}