Compare Zend_Validate to laminas-validate

compare.md

$string = '';

if (!Zend_Validate::is($string, 'NotEmpty')) {
    echo 'error';
}

$validator = new \Laminas\Validator\NotEmpty();
if (!$validator->isValid($string)) {
    echo 'error';
}

$validator = new \Zend_Validate_NotEmpty();
if (!$validator->isValid($string)) {
    echo 'error';
}

PHP 7.4 - Zend_Validate::is()

Function Name	Calls	Calls%	Incl. Wall Time (microsec)	IWall%	Incl. CPU (microsecs)	ICpu%	Incl. MemUse (bytes)	IMemUse%	Incl. PeakMemUse (bytes)	IPeakMemUse%
Current Function
Zend_Validate::is	1	2.8%	155	0.0%	0	0.0%	141,176	9.5%	0	0.0%
Exclusive Metrics for Current Function			25	16.1%	0	N/A%	-136	-0.1%	0	N/A%
Parent function
main()	1	100.0%	155	100.0%	0	N/A%	141,176	100.0%	0	N/A%
Child functions
Zend_Loader::loadClass	1	8.3%	58	37.4%	0	N/A%	118,072	83.6%	0	N/A%
Zend_Validate_NotEmpty::isValid	1	8.3%	41	26.5%	0	N/A%	12,840	9.1%	0	N/A%
Zend_Loader::isReadable	1	8.3%	21	13.5%	0	N/A%	4,216	3.0%	0	N/A%
ReflectionClass::newInstance	1	8.3%	4	2.6%	0	N/A%	1,440	1.0%	0	N/A%
array_merge	1	8.3%	1	0.6%	0	N/A%	904	0.6%	0	N/A%
ucfirst	1	8.3%	1	0.6%	0	N/A%	528	0.4%	0	N/A%
class_exists	1	8.3%	1	0.6%	0	N/A%	536	0.4%	0	N/A%
ReflectionClass::__construct	1	8.3%	1	0.6%	0	N/A%	552	0.4%	0	N/A%
ReflectionClass::hasMethod	1	8.3%	1	0.6%	0	N/A%	552	0.4%	0	N/A%
array_keys	1	8.3%	1	0.6%	0	N/A%	528	0.4%	0	N/A%
str_replace	1	8.3%	0	0.0%	0	N/A%	576	0.4%	0	N/A%
ReflectionClass::implementsInterface	1	8.3%	0	0.0%	0	N/A%	568	0.4%	0	N/A%

PHP 7.4 - Zend_Validate_NotEmpty->isValid()

Function Name	Calls	Calls%	Incl. Wall Time (microsec)	IWall%	Incl. CPU (microsecs)	ICpu%	Incl. MemUse (bytes)	IMemUse%	Incl. PeakMemUse (bytes)	IPeakMemUse%
Current Function
Zend_Validate_NotEmpty::isValid	1	3.3%	72	0.0%	0	0.0%	78,376	5.5%	0	0.0%
Exclusive Metrics for Current Function			10	13.9%	0	N/A%	808	1.0%	0	N/A%
Parent function
main()	1	100.0%	72	100.0%	0	N/A%	78,376	100.0%	0	N/A%
Child functions
Zend_Validate_Abstract::_error	1	25.0%	58	80.6%	0	N/A%	75,880	96.8%	0	N/A%
preg_match	1	25.0%	3	4.2%	0	N/A%	552	0.7%	0	N/A%
Zend_Validate_Abstract::_setValue	1	25.0%	1	1.4%	0	N/A%	568	0.7%	0	N/A%
Zend_Validate_NotEmpty::getType	1	25.0%	0	0.0%	0	N/A%	568	0.7%	0	N/A%

PHP 7.4 - Laminas\Validate\NotEmpty->isValid()

Function Name	Calls	Calls%	Incl. Wall Time (microsec)	IWall%	Incl. CPU (microsecs)	ICpu%	Incl. MemUse (bytes)	IMemUse%	Incl. PeakMemUse (bytes)	IPeakMemUse%
Current Function
Laminas\Validator\NotEmpty::isValid	1	3.4%	48	0.0%	0	0.0%	49,920	3.4%	0	0.0%
Exclusive Metrics for Current Function			8	16.7%	0	N/A%	808	1.6%	0	N/A%
Parent function
main()	1	100.0%	48	100.0%	0	N/A%	49,920	100.0%	0	N/A%
Child functions
Laminas\Validator\AbstractValidator::error	1	25.0%	37	77.1%	0	N/A%	47,392	94.9%	0	N/A%
Laminas\Validator\NotEmpty::getType	1	25.0%	1	2.1%	0	N/A%	584	1.2%	0	N/A%
Laminas\Validator\AbstractValidator::setValue	1	25.0%	1	2.1%	0	N/A%	584	1.2%	0	N/A%
preg_match	1	25.0%	1	2.1%	0	N/A%	552	1.1%	0	N/A%

PHP 8.1 - Zend_Validate::is()

Function Name	Calls	Calls%	Incl. Wall Time (microsec)	IWall%	Incl. CPU (microsecs)	ICpu%	Incl. MemUse (bytes)	IMemUse%	Incl. PeakMemUse (bytes)	IPeakMemUse%
Current Function
Zend_Validate::is	1	2.8%	127	0.0%	0	0.0%	28,160	3.0%	0	0.0%
Exclusive Metrics for Current Function			25	19.7%	0	N/A%	1,216	4.3%	0	N/A%
Parent function
main()	1	100.0%	127	100.0%	0	N/A%	28,160	100.0%	0	N/A%
Child functions
Zend_Validate_NotEmpty::isValid	1	8.3%	38	29.9%	0	N/A%	9,632	34.2%	0	N/A%
Zend_Loader::loadClass	1	8.3%	32	25.2%	0	N/A%	6,720	23.9%	0	N/A%
Zend_Loader::isReadable	1	8.3%	22	17.3%	0	N/A%	4,408	15.7%	0	N/A%
ReflectionClass::newInstance	1	8.3%	3	2.4%	0	N/A%	1,440	5.1%	0	N/A%
ReflectionClass::hasMethod	1	8.3%	2	1.6%	0	N/A%	552	2.0%	0	N/A%
array_merge	1	8.3%	1	0.8%	0	N/A%	904	3.2%	0	N/A%
ucfirst	1	8.3%	1	0.8%	0	N/A%	528	1.9%	0	N/A%
ReflectionClass::__construct	1	8.3%	1	0.8%	0	N/A%	552	2.0%	0	N/A%
ReflectionClass::implementsInterface	1	8.3%	1	0.8%	0	N/A%	568	2.0%	0	N/A%
array_keys	1	8.3%	1	0.8%	0	N/A%	528	1.9%	0	N/A%
class_exists	1	8.3%	0	0.0%	0	N/A%	536	1.9%	0	N/A%
str_replace	1	8.3%	0	0.0%	0	N/A%	576	2.0%	0	N/A%

PHP 8.1 - Zend_Validate_NotEmpty->isValid()

Function Name	Calls	Calls%	Incl. Wall Time (microsec)	IWall%	Incl. CPU (microsecs)	ICpu%	Incl. MemUse (bytes)	IMemUse%	Incl. PeakMemUse (bytes)	IPeakMemUse%
Current Function
Zend_Validate_NotEmpty::isValid	1	3.4%	67	0.0%	0	0.0%	9,632	1.1%	0	0.0%
Exclusive Metrics for Current Function			12	17.9%	0	N/A%	808	8.4%	0	N/A%
Parent function
main()	1	100.0%	67	100.0%	0	N/A%	9,632	100.0%	0	N/A%
Child functions
Zend_Validate_Abstract::_error	1	25.0%	39	58.2%	0	N/A%	7,136	74.1%	0	N/A%
preg_match	1	25.0%	14	20.9%	0	N/A%	552	5.7%	0	N/A%
Zend_Validate_NotEmpty::getType	1	25.0%	1	1.5%	0	N/A%	568	5.9%	0	N/A%
Zend_Validate_Abstract::_setValue	1	25.0%	1	1.5%	0	N/A%	568	5.9%	0	N/A%

PHP 8.1 - Laminas\Validate\NotEmpty->isValid()

Function Name	Calls	Calls%	Incl. Wall Time (microsec)	IWall%	Incl. CPU (microsecs)	ICpu%	Incl. MemUse (bytes)	IMemUse%	Incl. PeakMemUse (bytes)	IPeakMemUse%
Current Function
Laminas\Validator\NotEmpty::isValid	1	3.4%	74	0.0%	0	0.0%	9,056	1.0%	0	0.0%
Exclusive Metrics for Current Function			13	17.6%	0	N/A%	808	8.9%	0	N/A%
Parent function
main()	1	100.0%	74	100.0%	0	N/A%	9,056	100.0%	0	N/A%
Child functions
preg_match	1	25.0%	39	52.7%	0	N/A%	552	6.1%	0	N/A%
Laminas\Validator\AbstractValidator::error	1	25.0%	20	27.0%	0	N/A%	6,528	72.1%	0	N/A%
Laminas\Validator\NotEmpty::getType	1	25.0%	1	1.4%	0	N/A%	584	6.4%	0	N/A%
Laminas\Validator\AbstractValidator::setValue	1	25.0%	1	1.4%	0	N/A%	584	6.4%	0	N/A%