3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class E { protected $a = array('franz' => 'de leon', 'cheryl' => 'chua'); public static function a() { return self::$a; } } $ar = E::a(); $ar['john'] = 'doe'; var_dump(E::a());

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)
8.3.60.0140.00018.68
8.3.50.0070.01021.21
8.3.40.0070.00718.79
8.3.30.0040.01119.00
8.3.20.0040.00420.21
8.3.10.0080.00021.97
8.3.00.0000.00822.34
8.2.180.0190.00316.50
8.2.170.0140.00322.96
8.2.160.0110.00319.21
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0070.00726.16
8.2.120.0040.00419.43
8.2.110.0060.00322.23
8.2.100.0110.00018.03
8.2.90.0070.00019.19
8.2.80.0040.00419.12
8.2.70.0030.00517.75
8.2.60.0040.00418.03
8.2.50.0030.00618.07
8.2.40.0000.00718.22
8.2.30.0030.00317.87
8.2.20.0040.00417.70
8.2.10.0070.00017.68
8.2.00.0030.00517.59
8.1.280.0070.01025.92
8.1.270.0050.00518.65
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0030.00623.67
8.1.230.0080.00319.15
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0050.00317.53
8.1.180.0030.00618.89
8.1.170.0040.00418.59
8.1.160.0070.00022.12
8.1.150.0040.00418.38
8.1.140.0000.00817.31
8.1.130.0000.00817.77
8.1.120.0040.00417.35
8.1.110.0040.00417.36
8.1.100.0000.00717.36
8.1.90.0030.00717.33
8.1.80.0000.00717.25
8.1.70.0000.00717.28
8.1.60.0080.00017.55
8.1.50.0000.00917.45
8.1.40.0000.00817.47
8.1.30.0020.00517.47
8.1.20.0000.00917.58
8.1.10.0070.00017.52
8.1.00.0040.00417.32
8.0.300.0070.00018.77
8.0.290.0040.00416.93
8.0.280.0000.00718.33
8.0.270.0000.00717.22
8.0.260.0040.00416.79
8.0.250.0000.00716.93
8.0.240.0000.00816.82
8.0.230.0040.00416.93
8.0.220.0000.00716.93
8.0.210.0080.00016.89
8.0.200.0030.00516.91
8.0.190.0080.00316.99
8.0.180.0070.00016.93
8.0.170.0080.00016.93
8.0.160.0000.00716.95
8.0.150.0040.00416.73
8.0.140.0040.00416.86
8.0.130.0030.00313.29
8.0.120.0040.00416.87
8.0.110.0040.00416.79
8.0.100.0050.00216.88
8.0.90.0000.00716.95
8.0.80.0040.01116.93
8.0.70.0000.00716.67
8.0.60.0070.00016.95
8.0.50.0040.00416.69
8.0.30.0090.01417.13
8.0.20.0150.01017.40
8.0.10.0030.00516.89
8.0.00.0100.01516.79
7.4.330.0000.00515.00
7.4.320.0000.00616.38
7.4.300.0030.00316.36
7.4.290.0000.00716.43
7.4.280.0000.00716.43
7.4.270.0030.00316.48
7.4.260.0050.00316.45
7.4.250.0040.00416.48
7.4.240.0030.00316.35
7.4.230.0040.00416.34
7.4.220.0100.00716.46
7.4.210.0030.01116.53
7.4.200.0050.00216.46
7.4.190.0020.00516.30
7.4.160.0080.00816.61
7.4.150.0060.01617.40
7.4.140.0080.01317.86
7.4.130.0090.00816.40
7.4.120.0130.00516.43
7.4.110.0190.00616.48
7.4.100.0070.01016.49
7.4.90.0070.01016.48
7.4.80.0120.00619.39
7.4.70.0120.00916.39
7.4.60.0030.01316.62
7.4.50.0000.00816.29
7.4.40.0050.00922.77
7.4.30.0060.01316.61
7.4.00.0100.00614.70
7.3.330.0030.00313.34
7.3.320.0020.00213.30
7.3.310.0070.00016.12
7.3.300.0070.00016.30
7.3.290.0070.00716.38
7.3.280.0100.00616.30
7.3.270.0070.01017.40
7.3.260.0170.00316.46
7.3.250.0120.00616.44
7.3.240.0140.00416.41
7.3.230.0150.00616.55
7.3.210.0160.00716.49
7.3.200.0070.01019.39
7.3.190.0070.02016.52
7.3.180.0120.00916.53
7.3.170.0100.00716.41
7.3.160.0100.00716.49
7.3.120.0070.01014.62
7.2.330.0040.01316.59
7.2.320.0120.01516.53
7.2.310.0170.00616.68
7.2.300.0100.00716.53
7.2.290.0100.00616.76
7.2.60.0110.00416.63
7.2.00.0040.00818.96
7.1.200.0040.00815.52
7.1.100.0030.01017.73
7.1.70.0070.00416.91
7.1.60.0040.01919.82
7.1.50.0120.01216.95
7.1.00.0000.05722.29
7.0.200.0700.01014.58
7.0.140.0130.06722.02
7.0.60.0070.08020.01
7.0.50.0070.07317.89
7.0.40.0070.05720.18
7.0.30.0130.04720.21
7.0.20.0200.03720.23
7.0.10.0130.05020.30
7.0.00.0070.08320.24
5.6.280.0000.07320.93
5.6.210.0030.04320.52
5.6.200.0000.04318.23
5.6.190.0000.06720.43
5.6.180.0500.06720.64
5.6.170.0230.04720.50
5.6.160.0130.07720.57
5.6.150.0030.05318.23
5.6.140.0100.07318.14
5.6.130.0130.07718.18
5.6.120.0070.06720.97
5.6.110.0070.07021.14
5.6.100.0200.08020.99
5.6.90.0100.05020.95
5.6.80.0100.08020.38
5.5.350.0200.07320.39
5.5.340.0030.04017.93
5.5.330.0030.04720.30
5.5.320.0070.05320.51
5.5.310.0300.05020.23
5.5.300.0070.03718.03
5.5.290.0030.04317.95
5.5.280.0100.05320.90
5.5.270.0030.05320.97
5.5.260.0100.08320.73
5.5.250.0070.05720.69
5.5.240.0230.05020.19
5.4.450.0030.03719.57
5.4.440.0030.04719.57
5.4.430.0000.08719.18
5.4.420.0100.07019.15
5.4.410.0070.07719.29
5.4.400.0030.05019.09
5.4.390.0000.08719.32
5.4.380.0030.08019.05
5.4.370.0070.03719.19
5.4.360.0000.04319.08
5.4.350.0070.07319.31
5.4.340.0000.05019.23
5.4.320.0000.06318.99
5.4.310.0070.07018.98
5.4.300.0100.04319.25
5.4.290.0030.07019.16
5.4.280.0170.06319.22
5.4.270.0030.07719.06
5.4.260.0070.05019.22
5.4.250.0070.06019.05
5.4.240.0000.04719.15
5.4.230.0000.04018.84
5.4.220.0070.05319.21
5.4.210.0000.05719.13
5.4.200.0030.07019.08
5.4.190.0030.06319.30
5.4.180.0100.04019.21
5.4.170.0000.08319.05
5.4.160.0030.08018.92
5.4.150.0100.07018.95
5.4.140.0070.06716.33
5.4.130.0070.04716.31
5.4.120.0200.04016.41
5.4.110.0000.05316.55
5.4.100.0030.04316.26
5.4.90.0030.06316.46
5.4.80.0000.04016.31
5.4.70.0000.06316.50
5.4.60.0070.07016.25
5.4.50.0000.07316.50
5.4.40.0030.05316.55
5.4.30.0000.06016.50
5.4.20.0030.04016.51
5.4.10.0000.07016.42
5.4.00.0070.05015.94
5.3.290.0070.07014.64
5.3.280.0070.04714.71
5.3.270.0000.06014.59
5.3.260.0000.04014.61
5.3.250.0100.05014.71
5.3.240.0070.07014.57
5.3.230.0100.05014.68
5.3.220.0030.07314.71
5.3.210.0070.06714.57
5.3.200.0070.07314.72
5.3.190.0000.04714.47
5.3.180.0070.06314.52
5.3.170.0030.06014.60
5.3.160.0030.06714.56
5.3.150.0100.06314.63
5.3.140.0000.06714.64
5.3.130.0000.05714.68
5.3.120.0070.06714.45
5.3.110.0070.07714.59
5.3.100.0070.03714.04
5.3.90.0000.04714.02
5.3.80.0100.07014.23
5.3.70.0130.04013.93
5.3.60.0070.07313.93
5.3.50.0030.07014.03
5.3.40.0000.07313.87
5.3.30.0000.06013.82
5.3.20.0000.07013.60
5.3.10.0030.06013.81
5.3.00.0070.06713.72
5.2.170.0030.05711.71
5.2.160.0030.06711.71
5.2.150.0030.05711.71
5.2.140.0030.05711.71
5.2.130.0070.05711.71
5.2.120.0000.06011.71
5.2.110.0000.05311.71
5.2.100.0100.05311.71
5.2.90.0030.04311.71
5.2.80.0030.03011.71
5.2.70.0030.06311.71
5.2.60.0030.06311.71
5.2.50.0170.03311.71
5.2.40.0070.04311.71
5.2.30.0030.04011.71
5.2.20.0000.07011.71
5.2.10.0000.04311.71
5.2.00.0000.05711.71
5.1.60.0000.03011.71
5.1.50.0030.02711.71
5.1.40.0000.03011.71
5.1.30.0030.05311.71
5.1.20.0030.03011.71
5.1.10.0000.04711.71
5.1.00.0000.05311.71
5.0.50.0000.05011.71
5.0.40.0070.04011.71
5.0.30.0000.07011.71
5.0.20.0030.02311.71
5.0.10.0030.05711.71
5.0.00.0000.06311.71
4.4.90.0000.03711.71
4.4.80.0000.03311.71
4.4.70.0000.03311.71
4.4.60.0000.02311.71
4.4.50.0000.02711.71
4.4.40.0000.04311.71
4.4.30.0030.02011.71
4.4.20.0030.02711.71
4.4.10.0100.02311.71
4.4.00.0030.04311.71
4.3.110.0000.03711.71
4.3.100.0000.02711.71
4.3.90.0000.03711.71
4.3.80.0030.05311.71
4.3.70.0030.02311.71
4.3.60.0000.02711.71
4.3.50.0000.02711.71
4.3.40.0000.04011.71
4.3.30.0030.02011.71
4.3.20.0000.03011.71
4.3.10.0000.02311.71
4.3.00.0000.03711.71

preferences:
50.2 ms | 401 KiB | 5 Q