3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'It works ? Or not it works ?'; $pass = '1234'; $method = 'aes128'; var_dump(openssl_encrypt($string, $method, $pass)); die; abstract class T { static public $instanses; final private function __construct(){ } public static function getInstance() { var_dump(static::$instanses); if (!(static::$instanses instanceof static)) { static::$instanses = new static; } var_dump(static::$instanses); return static::$instanses; } } class A extends T { static public $instanses; } class B extends A { static public $instanses; } $t = A::getInstance(); var_dump($t); $t1 = B::getInstance(); var_dump($t1); new B(); ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0070.01416.63
8.3.50.0120.00921.09
8.3.40.0070.01418.84
8.3.30.0090.00618.62
8.3.20.0040.00420.29
8.3.10.0040.00421.77
8.3.00.0040.00419.68
8.2.180.0070.00716.50
8.2.170.0120.00922.96
8.2.160.0070.00719.29
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0030.00617.38
8.2.110.0110.00022.15
8.2.100.0120.00017.50
8.2.90.0000.00819.17
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0030.00717.80
8.2.50.0050.00518.07
8.2.40.0040.00421.09
8.2.30.0000.00919.72
8.2.20.0040.00417.74
8.2.10.0040.00418.05
8.2.00.0040.00418.04
8.1.280.0100.00725.92
8.1.270.0110.00720.41
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00022.50
8.1.230.0080.00317.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.01017.35
8.1.190.0080.00017.22
8.1.180.0000.00718.10
8.1.170.0060.00318.57
8.1.160.0040.00421.94
8.1.150.0060.00318.83
8.1.140.0030.00517.30
8.1.130.0070.00017.65
8.1.120.0070.00317.41
8.1.110.0000.00717.25
8.1.100.0030.00617.45
8.1.90.0000.00717.39
8.1.80.0070.00017.37
8.1.70.0030.00317.37
8.1.60.0030.00617.43
8.1.50.0000.00717.55
8.1.40.0040.00417.52
8.1.30.0040.00417.59
8.1.20.0070.00017.64
8.1.10.0040.00417.53
8.1.00.0000.00817.53
8.0.300.0090.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.38
8.0.270.0050.00317.21
8.0.260.0070.00017.16
8.0.250.0080.00016.95
8.0.240.0030.00316.96
8.0.230.0040.00316.98
8.0.220.0030.00316.91
8.0.210.0070.00016.79
8.0.200.0030.00316.95
8.0.190.0050.00516.94
8.0.180.0040.00416.93
8.0.170.0050.00316.90
8.0.160.0030.00316.82
8.0.150.0000.00816.77
8.0.140.0040.00416.86
8.0.130.0030.00313.32
8.0.120.0000.00816.77
8.0.110.0040.00416.94
8.0.100.0000.00816.99
8.0.90.0030.00316.96
8.0.80.0090.01016.94
8.0.70.0040.00416.79
8.0.60.0050.00216.95
8.0.50.0000.00816.73
8.0.30.0100.00717.05
8.0.20.0080.01017.40
8.0.10.0000.00716.92
8.0.00.0090.01016.67
7.4.330.0050.00015.08
7.4.320.0060.00016.52
7.4.300.0060.00016.41
7.4.290.0030.00316.49
7.4.280.0030.00516.61
7.4.270.0000.00616.54
7.4.260.0040.00316.60
7.4.250.0050.00216.37
7.4.240.0050.00316.53
7.4.230.0080.00016.35
7.4.220.0110.01416.61
7.4.210.0090.00516.61
7.4.200.0030.00316.39
7.4.160.0040.01216.55
7.4.150.0120.00617.40
7.4.140.0130.00717.86
7.4.130.0080.01216.44
7.4.120.0100.01016.66
7.4.110.0070.01016.35
7.4.100.0060.01216.52
7.4.90.0130.00716.42
7.4.80.0090.01219.39
7.4.70.0100.00716.39
7.4.60.0060.01016.34
7.4.50.0030.00616.28
7.4.40.0060.01016.22
7.4.30.0150.00616.67
7.4.00.0070.01014.86
7.3.330.0060.00013.30
7.3.320.0030.00313.33
7.3.310.0070.00016.34
7.3.300.0030.00316.25
7.3.290.0070.00016.15
7.3.280.0110.00716.31
7.3.270.0100.00717.40
7.3.260.0120.00616.38
7.3.250.0110.01216.45
7.3.240.0030.01916.33
7.3.230.0060.01216.55
7.3.210.0070.01016.29
7.3.200.0100.00716.56
7.3.190.0040.01516.41
7.3.180.0130.00316.24
7.3.170.0120.00616.54
7.3.160.0080.00816.41
7.2.330.0030.01516.68
7.2.320.0140.00316.61
7.2.310.0030.01316.24
7.2.300.0110.01116.52
7.2.290.0130.00316.28
7.2.80.0040.00416.55
7.2.60.0060.01016.67
7.2.00.0170.01218.90
7.1.200.0000.01215.44
7.1.100.0030.01318.19
7.1.70.0070.00417.22
7.1.60.0090.00920.03
7.1.50.0120.00916.93
7.1.00.0030.07722.54
7.0.200.0460.01114.87
7.0.60.0100.03719.94
7.0.50.0030.04018.04
7.0.40.0030.06020.40
7.0.30.0600.06320.27
7.0.20.0330.07020.15
7.0.10.0100.04720.16
7.0.00.0000.08320.18
5.6.280.0000.05321.03
5.6.210.0170.07320.75
5.6.200.0100.08318.22
5.6.190.0100.03720.68
5.6.180.4000.04020.55
5.6.170.0300.03020.54
5.6.160.0030.06720.54
5.6.150.0000.04318.15
5.6.140.0000.04018.24
5.6.130.0030.06718.21
5.6.120.0070.05021.05
5.6.110.0030.05721.02
5.6.100.0170.07321.02
5.6.90.0030.04021.13
5.6.80.0000.05320.51
5.6.70.3970.03720.38
5.5.350.0130.08320.40
5.5.340.0130.07317.96
5.5.330.0100.05720.36
5.5.320.3100.03720.34
5.5.310.0300.04320.51
5.5.300.0070.04718.10
5.5.290.0070.03317.99
5.5.280.0200.05320.78
5.5.270.0030.06020.80
5.5.260.0200.07320.82
5.5.250.0030.06020.71
5.5.240.0230.04720.05
5.4.450.0170.06719.62
5.4.440.0300.05319.29
5.4.430.0430.04719.48
5.4.420.0230.07319.50
5.4.410.0400.06719.36
5.4.400.0270.07019.29
5.4.390.0230.05319.26
5.4.380.0130.06019.26
5.4.370.0170.05019.20
5.4.360.0130.05319.26
5.4.350.0130.05318.83
5.4.340.0200.06019.08
5.4.320.0300.05318.97
5.4.310.0330.04719.26
5.4.300.0270.05019.38
5.4.290.0400.05319.28
5.4.280.0430.05019.25
5.4.270.0330.05319.23
5.4.260.0330.06719.06
5.4.250.0230.05319.25
5.4.240.0270.04719.05
5.4.230.0300.05019.15
5.4.220.0230.05719.00
5.4.210.0270.05719.38
5.4.200.0270.05719.14
5.4.190.0270.05019.21
5.4.180.0200.05319.27
5.4.170.0370.04019.31
5.4.160.0170.06019.04
5.4.150.0130.06319.15
5.4.140.0170.05316.40
5.4.130.0230.05016.44
5.4.120.0230.04716.56
5.4.110.0230.04716.56
5.4.100.0270.04716.67
5.4.90.0330.03716.35
5.4.80.0200.05716.26
5.4.70.0100.06316.44
5.4.60.0270.07716.52
5.4.50.0100.06016.23
5.4.40.0270.06016.27
5.4.30.0170.03716.43
5.4.20.0270.03016.52

preferences:
58.5 ms | 401 KiB | 5 Q