3v4l.org

run code in 300+ PHP versions simultaneously
<?php $subject = "#>nga.LEFT_KEY"; echo preg_match('/^#[\!,\<,\>,\%,\=](0,1)([a-z\.])*([A-Z]+)$/', $subject);

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)
8.3.40.0150.00018.86
8.3.30.0120.00418.84
8.3.20.0080.00018.90
8.3.10.0030.00521.00
8.3.00.0070.00023.52
8.2.170.0060.00922.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00421.23
8.2.110.0090.00020.31
8.2.100.0090.00317.91
8.2.90.0080.00019.10
8.2.80.0080.00017.97
8.2.70.0000.00817.50
8.2.60.0080.00018.04
8.2.50.0040.00418.07
8.2.40.0040.00417.84
8.2.30.0070.00019.89
8.2.20.0050.00217.67
8.2.10.0040.00417.71
8.2.00.0040.00417.64
8.1.270.0040.00423.99
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0030.00723.82
8.1.230.0060.00621.04
8.1.220.0000.00818.77
8.1.210.0090.00018.79
8.1.200.0070.00417.35
8.1.190.0080.00019.19
8.1.180.0000.00818.10
8.1.170.0040.00418.78
8.1.160.0000.00718.76
8.1.150.0040.00418.66
8.1.140.0040.00417.45
8.1.130.0070.00017.72
8.1.120.0000.00717.44
8.1.110.0000.00717.52
8.1.100.0040.00417.44
8.1.90.0070.00017.54
8.1.80.0000.00717.59
8.1.70.0050.00217.50
8.1.60.0000.00817.55
8.1.50.0000.00817.58
8.1.40.0040.00417.63
8.1.30.0080.00017.63
8.1.20.0090.00017.77
8.1.10.0070.00017.65
8.1.00.0040.00417.58
8.0.300.0040.00419.98
8.0.290.0000.00717.04
8.0.280.0000.00718.52
8.0.270.0030.00517.23
8.0.260.0000.00716.92
8.0.250.0040.00416.97
8.0.240.0040.00416.97
8.0.230.0000.00717.02
8.0.220.0070.00017.04
8.0.210.0000.00816.98
8.0.200.0000.00817.06
8.0.190.0040.00417.04
8.0.180.0020.00517.03
8.0.170.0070.00016.88
8.0.160.0030.00317.01
8.0.150.0000.00816.81
8.0.140.0040.00416.96
8.0.130.0000.00513.38
8.0.120.0040.00416.93
8.0.110.0000.00716.85
8.0.100.0040.00416.84
8.0.90.0000.00716.82
8.0.80.0100.00616.95
8.0.70.0000.00716.84
8.0.60.0040.00416.85
8.0.50.0070.00016.84
8.0.30.0130.00817.16
8.0.20.0110.00817.40
8.0.10.0040.00417.04
8.0.00.0030.01416.71
7.4.330.0050.00015.00
7.4.320.0070.00016.74
7.4.300.0000.00616.72
7.4.290.0070.00016.58
7.4.280.0030.00516.72
7.4.270.0000.00616.75
7.4.260.0000.00513.41
7.4.250.0060.00316.71
7.4.240.0050.00316.76
7.4.230.0070.00016.53
7.4.220.0070.01016.75
7.4.210.0090.00616.74
7.4.200.0040.00416.55
7.4.190.0000.00716.64
7.4.160.0110.00616.47
7.4.150.0060.01017.40
7.4.140.0110.00617.86
7.4.130.0100.00716.68
7.4.120.0100.00716.73
7.4.110.0130.01016.70
7.4.100.0070.01016.55
7.4.90.0100.00616.69
7.4.80.0110.00619.37
7.4.70.0130.00316.52
7.4.60.0040.01616.53
7.4.50.0030.00616.63
7.4.40.0110.00322.52
7.4.30.0110.00616.45
7.4.00.0070.00415.08
7.3.330.0000.00513.12
7.3.320.0000.00613.14
7.3.310.0000.00716.35
7.3.300.0070.00016.32
7.3.290.0090.01016.23
7.3.280.0100.00616.29
7.3.270.0060.01417.40
7.3.260.0100.01518.24
7.3.250.0100.01116.36
7.3.240.0030.01516.63
7.3.230.0100.00716.50
7.3.210.0130.00316.28
7.3.200.0110.00719.39
7.3.190.0060.01616.57
7.3.180.0100.00616.57
7.3.170.0090.00916.38
7.3.160.0110.00516.73
7.3.120.0040.01115.18
7.2.330.0100.00716.69
7.2.320.0120.00616.54
7.2.310.0040.01716.71
7.2.300.0030.01316.54
7.2.290.0110.00616.56
7.2.00.0000.01819.40
7.1.100.0040.00818.46
7.1.70.0030.00717.27
7.1.60.0060.01919.40
7.1.50.0200.00916.77
7.1.00.0000.07022.38
7.0.200.0030.00716.48
7.0.140.0000.07721.96
7.0.100.0000.05019.91
7.0.90.0030.08319.85
7.0.80.0500.08319.92
7.0.70.0430.08019.99
7.0.60.0000.05319.96
7.0.50.0070.06320.39
7.0.40.0100.07720.11
7.0.30.0070.08320.13
7.0.20.0100.06720.00
7.0.10.0070.08020.14
7.0.00.0130.07020.07
5.6.280.0070.07021.11
5.6.250.0070.05720.57
5.6.240.0130.08720.54
5.6.230.0100.08020.50
5.6.220.0070.04720.62
5.6.210.0070.06320.45
5.6.200.0170.04721.17
5.6.190.0100.07020.95
5.6.180.0000.05321.04
5.6.170.0070.08021.06
5.6.160.0070.07021.13
5.6.150.0070.07721.11
5.6.140.0070.07721.00
5.6.130.0030.05021.07
5.6.120.0130.06720.95
5.6.110.0070.05021.02
5.6.100.0030.05321.00
5.6.90.0170.03720.86
5.6.80.0070.05720.45
5.6.70.0030.07020.39
5.6.60.0100.04720.41
5.6.50.0070.07720.38
5.6.40.0070.07320.37
5.6.30.0100.07720.30
5.6.20.0100.05020.44
5.6.10.0100.06020.40
5.6.00.0070.05020.42
5.5.380.0070.08020.35
5.5.370.0100.06320.47
5.5.360.0030.05720.37
5.5.350.0070.07020.29
5.5.340.0130.07320.88
5.5.330.0130.07320.91
5.5.320.0070.07320.75
5.5.310.0100.04320.72
5.5.300.0130.08020.81
5.5.290.0070.05020.88
5.5.280.0130.08020.75
5.5.270.0100.05720.87
5.5.260.0100.07320.85
5.5.250.0170.07320.63
5.5.240.0100.06020.23
5.5.230.0100.06720.12
5.5.220.0070.05320.25
5.5.210.0100.06320.25
5.5.200.0100.08020.27
5.5.190.0070.04720.23
5.5.180.0070.04720.10
5.5.160.0030.08320.27
5.5.150.0170.06320.16
5.5.140.0070.07320.13
5.5.130.0000.08320.11
5.5.120.0070.07720.20
5.5.110.0070.05720.22
5.5.100.0070.03720.07
5.5.90.0030.07319.96
5.5.80.0000.05020.02
5.5.70.0030.06020.02
5.5.60.0030.07720.14
5.5.50.0100.04320.10
5.5.40.0030.04719.94
5.5.30.0000.08720.06
5.5.20.0100.07019.95
5.5.10.0000.08320.04
5.5.00.0170.07020.11
5.4.450.0000.06319.14
5.4.440.0130.07019.36
5.4.430.0070.03719.49
5.4.420.0130.06019.46
5.4.410.0030.06019.29
5.4.400.0070.06319.14
5.4.390.0000.06719.05
5.4.380.0030.04019.09
5.4.370.0070.04319.17
5.4.360.0100.06719.11
5.4.350.0070.07318.96
5.4.340.0100.08019.20
5.4.320.0030.04018.98
5.4.310.0130.07719.13
5.4.300.0070.06318.81
5.4.290.0130.07318.94
5.4.280.0030.09019.12
5.4.270.0100.03719.13
5.4.260.0070.07318.98
5.4.250.0030.05019.12
5.4.240.0070.05019.19
5.4.230.0000.04319.04
5.4.220.0070.04019.22
5.4.210.0030.06019.11
5.4.200.0100.07318.78
5.4.190.0100.03718.95
5.4.180.0100.03719.13
5.4.170.0070.04719.05
5.4.160.0100.04719.00
5.4.150.0070.04319.10
5.4.140.0100.07316.26
5.4.130.0070.05016.32
5.4.120.0100.06016.31
5.4.110.0130.04316.39
5.4.100.0130.06316.45
5.4.90.0030.04716.30
5.4.80.0100.07016.24
5.4.70.0100.04316.34
5.4.60.0070.07016.33
5.4.50.0070.07316.41
5.4.40.0030.06716.24
5.4.30.0070.07716.17
5.4.20.0170.05016.34
5.4.10.0030.05016.32
5.4.00.0100.05015.70
5.3.290.0070.04014.62
5.3.280.0070.08014.54
5.3.270.0100.07714.60
5.3.260.0030.05714.59
5.3.250.0070.04014.61
5.3.240.0030.07014.54
5.3.230.0030.07714.56
5.3.220.0100.07014.55
5.3.210.0100.06714.38
5.3.200.0100.06714.42
5.3.190.0100.05314.52
5.3.180.0070.04014.41
5.3.170.0030.06714.55
5.3.160.0100.08014.55
5.3.150.0130.04714.50
5.3.140.0130.06714.39
5.3.130.0100.06714.52
5.3.120.0030.06714.39
5.3.110.0000.08714.41
5.3.100.0030.07714.02
5.3.90.0030.04713.87
5.3.80.0030.07314.00
5.3.70.0030.08014.02
5.3.60.0030.07313.96
5.3.50.0070.04713.94
5.3.40.0070.07713.80
5.3.30.0000.07713.68
5.3.20.0100.06713.62
5.3.10.0070.06713.61
5.3.00.0030.05013.50
5.2.170.0070.04711.28
5.2.160.0030.05711.28
5.2.150.0130.04711.28
5.2.140.0100.05011.28
5.2.130.0100.05011.28
5.2.120.0030.05711.28
5.2.110.0030.03011.28
5.2.100.0100.03011.28
5.2.90.0030.05311.28
5.2.80.0070.05711.28
5.2.70.0070.06011.28
5.2.60.0000.05711.28
5.2.50.0030.06011.28
5.2.40.0070.06011.28
5.2.30.0000.06011.28
5.2.20.0170.04711.28
5.2.10.0070.04711.28
5.2.00.0130.04711.28
5.1.60.0030.05011.28
5.1.50.0070.03011.28
5.1.40.0130.04711.28
5.1.30.0030.03311.28
5.1.20.0070.05311.28
5.1.10.0030.05711.28
5.1.00.0100.03311.28
5.0.50.0030.03711.28
5.0.40.0000.03011.28
5.0.30.0000.06011.28
5.0.20.0000.03011.28
5.0.10.0000.03011.28
5.0.00.0030.03011.28
4.4.90.0100.02711.28
4.4.80.0070.02311.28
4.4.70.0000.03311.28
4.4.60.0000.03711.28
4.4.50.0030.01711.28
4.4.40.0000.04311.28
4.4.30.0070.03011.28
4.4.20.0030.01711.28
4.4.10.0000.04011.28
4.4.00.0030.05311.28
4.3.110.0070.03011.28
4.3.100.0030.02011.28
4.3.90.0000.02011.28
4.3.80.0000.04011.28
4.3.70.0000.02011.28
4.3.60.0030.03011.28
4.3.50.0000.01711.28
4.3.40.0030.05011.28
4.3.30.0000.02711.28
4.3.20.0030.02311.28
4.3.10.0030.03011.28
4.3.00.0000.02711.28

preferences:
44.38 ms | 400 KiB | 5 Q