3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['A', 'aasBABA', 'AFJ837A', 'A_B', 'abc']; var_dump(preg_filter('/^[A-Z_]+$/', '$0', $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)
8.3.70.0130.00316.75
8.3.60.0140.00418.25
8.3.50.0090.01221.15
8.3.40.0100.00718.71
8.3.30.0130.00918.92
8.3.20.0040.00420.24
8.3.10.0040.00423.61
8.3.00.0030.00617.37
8.2.180.0110.01116.88
8.2.170.0090.00619.08
8.2.160.0100.01022.96
8.2.150.0000.00824.18
8.2.140.0000.00924.66
8.2.130.0000.00726.16
8.2.120.0040.00422.19
8.2.110.0090.00022.20
8.2.100.0100.00317.91
8.2.90.0040.00419.09
8.2.80.0060.00317.97
8.2.70.0040.00417.74
8.2.60.0000.00817.92
8.2.50.0000.00818.07
8.2.40.0060.00319.89
8.2.30.0040.00418.02
8.2.20.0080.00017.68
8.2.10.0000.00718.00
8.2.00.0050.00317.91
8.1.280.0090.00625.92
8.1.270.0090.00920.25
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0000.01021.05
8.1.230.0080.00320.89
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00318.78
8.1.160.0080.00021.88
8.1.150.0000.00718.78
8.1.140.0060.00317.52
8.1.130.0000.00717.57
8.1.120.0000.00817.50
8.1.110.0040.00417.53
8.1.100.0030.00317.56
8.1.90.0080.00017.42
8.1.80.0070.00017.42
8.1.70.0070.00017.59
8.1.60.0030.00517.55
8.1.50.0090.00017.57
8.1.40.0060.00317.60
8.1.30.0000.00817.74
8.1.20.0000.00817.63
8.1.10.0040.00417.54
8.1.00.0080.00417.55
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.39
8.0.270.0030.00317.08
8.0.260.0030.00317.21
8.0.250.0030.00617.09
8.0.240.0090.00016.98
8.0.230.0040.00416.94
8.0.220.0000.00716.95
8.0.210.0000.00817.00
8.0.200.0080.00017.02
8.0.190.0040.00417.07
8.0.180.0030.00617.02
8.0.170.0040.00416.84
8.0.160.0070.00017.00
8.0.150.0030.00316.85
8.0.140.0000.01117.00
8.0.130.0040.00413.48
8.0.120.0030.00616.82
8.0.110.0040.00417.03
8.0.100.0040.00416.81
8.0.90.0000.00717.03
8.0.80.0080.00817.01
8.0.70.0000.00716.88
8.0.60.0050.00317.07
8.0.50.0040.00416.85
8.0.30.0120.00617.27
8.0.20.0070.01517.42
8.0.10.0060.00317.09
8.0.00.0120.00716.73
7.4.330.0020.00215.03
7.4.320.0000.00616.69
7.4.300.0060.00016.63
7.4.290.0050.00216.76
7.4.280.0000.00816.73
7.4.270.0070.00016.79
7.4.260.0090.00316.67
7.4.250.0060.00316.65
7.4.240.0020.00516.66
7.4.230.0040.00416.81
7.4.220.0100.00716.59
7.4.210.0040.01116.61
7.4.200.0000.00716.55
7.4.160.0110.00716.64
7.4.150.0030.01417.40
7.4.140.0120.00817.86
7.4.130.0230.01016.44
7.4.120.0060.01416.60
7.4.110.0040.01516.53
7.4.100.0140.00716.59
7.4.90.0120.00616.70
7.4.80.0120.00619.39
7.4.70.0070.01616.46
7.4.60.0130.00616.87
7.4.50.0030.00516.58
7.4.40.0030.01316.59
7.4.30.0120.00616.56
7.4.00.0070.00715.16
7.3.330.0000.00513.21
7.3.320.0030.00313.18
7.3.310.0000.00716.11
7.3.300.0070.00016.13
7.3.290.0070.00716.30
7.3.280.0100.00916.32
7.3.270.0090.00917.40
7.3.260.0120.01116.56
7.3.240.0110.00916.36
7.3.230.0160.00816.49
7.3.210.0080.00816.55
7.3.200.0140.00416.33
7.3.190.0090.01116.71
7.3.180.0100.01016.31
7.3.170.0060.01216.29
7.3.160.0060.01216.70
7.3.10.0150.01016.50
7.3.00.0200.00716.66
7.2.330.0070.01016.71
7.2.320.0070.01016.66
7.2.310.0160.00016.54
7.2.300.0060.00916.62
7.2.290.0130.00416.79
7.2.130.0160.01316.73
7.2.120.0090.01116.86
7.2.110.0100.00716.52
7.2.100.0090.00816.53
7.2.90.0050.00716.77
7.2.80.0060.01016.98
7.2.70.0200.00716.80
7.2.60.0070.01116.74
7.2.50.0090.00916.83
7.2.40.0090.00616.69
7.2.30.0060.01116.95
7.2.20.0100.01116.91
7.2.10.0150.00616.68
7.2.00.0050.00817.59
7.1.250.0050.01015.79
7.1.200.0040.01115.69
7.1.100.0000.01118.41
7.1.70.0070.01017.35
7.1.60.0100.01019.59
7.1.50.0070.01917.09
7.1.00.0070.07022.53
7.0.200.0030.00516.61
7.0.60.0100.07019.91
7.0.50.0000.05717.82
7.0.40.0100.03719.99
7.0.30.0270.05020.17
7.0.20.0400.06320.35
7.0.10.0130.08320.03
7.0.00.0100.03720.03
5.6.280.0030.07021.01
5.6.210.0230.07020.66
5.6.200.0100.07718.15
5.6.190.0000.06720.41
5.6.180.0300.06720.41
5.6.170.0300.06720.33
5.6.160.0030.05320.48
5.6.150.0070.05018.12
5.6.140.0070.05318.11
5.6.130.0030.05318.06
5.6.120.0070.08721.02
5.6.110.0070.07721.06
5.6.100.0000.04721.10
5.6.90.0130.07021.09
5.6.80.0100.03320.46
5.5.350.0200.07720.29
5.5.340.0000.04717.99
5.5.330.0030.04020.12
5.5.320.0030.08020.18
5.5.310.0230.06320.28
5.5.300.0070.03718.01
5.5.290.0070.08018.00
5.5.280.0130.08020.94
5.5.270.0130.07320.88
5.5.260.0130.07320.86
5.5.250.0030.06720.60
5.5.240.0070.03320.25
5.4.450.0470.06319.58
5.4.440.0130.06319.62
5.4.430.0530.05319.25
5.4.420.0530.05319.37
5.4.410.0500.06319.04
5.4.400.0570.05019.20
5.4.390.0630.04019.04
5.4.380.0670.05019.19
5.4.370.0670.05719.16
5.4.360.0730.04719.31
5.4.350.0570.04718.93
5.4.340.0670.05018.82
5.4.320.0830.06318.95
5.4.310.0470.05719.32
5.4.300.0570.05019.05
5.4.290.0500.05718.82
5.4.280.0330.07019.21
5.4.270.0130.05319.22
5.4.260.0030.05719.18
5.4.250.0300.05319.33
5.4.240.0700.03719.21
5.4.230.0570.04019.00
5.4.220.0630.04718.92
5.4.210.0530.04719.17
5.4.200.0500.05016.90
5.4.190.0270.05318.92
5.4.180.0130.04719.16
5.4.170.0030.06018.87
5.4.160.0430.05319.14
5.4.150.0330.05319.04
5.4.140.0170.05016.23
5.4.130.0430.04316.46
5.4.120.0570.04716.22
5.4.110.0430.05316.41
5.4.100.0400.06016.33
5.4.90.0430.05316.52
5.4.80.0170.04716.49
5.4.70.0200.04016.34
5.4.60.0370.05316.09
5.4.50.0500.05016.32
5.4.40.0470.05316.39
5.4.30.0530.05016.48
5.4.20.0570.04716.15
5.4.10.0530.04716.15
5.4.00.0600.06015.99
5.3.290.0630.07314.51
5.3.280.0730.04714.60
5.3.270.0470.05314.61
5.3.260.0370.06014.49
5.3.250.0670.06014.43
5.3.240.0570.06714.46
5.3.230.0470.05014.53
5.3.220.0500.05314.57
5.3.210.0470.05314.47
5.3.200.0200.05014.50
5.3.190.0130.05014.41
5.3.180.0370.06014.48
5.3.170.0570.05314.46
5.3.160.0570.04314.46
5.3.150.0630.04714.44
5.3.140.0430.05014.50
5.3.130.0070.05714.41
5.3.120.0430.05714.46
5.3.110.0270.07014.57
5.3.100.0030.06314.07
5.3.90.0470.05713.92
5.3.80.0470.05313.87
5.3.70.0570.05713.88
5.3.60.0370.06013.91
5.3.50.0500.04713.92
5.3.40.0470.05013.93
5.3.30.0570.04713.89
5.3.20.0570.04313.56
5.3.10.0400.05713.51
5.3.00.0470.05013.51
5.2.170.0500.03711.04
5.2.160.0330.05011.04
5.2.150.0530.04011.00
5.2.140.0330.04711.09
5.2.130.0530.04010.93
5.2.120.0400.04011.18
5.2.110.0370.04710.89
5.2.100.0470.04310.94
5.2.90.0600.03711.00
5.2.80.0370.04310.99
5.2.70.0570.03710.89
5.2.60.0400.04710.98
5.2.50.0400.04010.90
5.2.40.0470.03311.00
5.2.30.0400.04710.91
5.2.20.0370.04010.88
5.2.10.0300.04710.85
5.2.00.0330.04310.77
5.1.60.0300.03710.07
5.1.50.0230.0379.93
5.1.40.0370.0339.88
5.1.30.0330.04310.38
5.1.20.0370.04010.44
5.1.10.0300.0339.95
5.1.00.0400.0309.95
5.0.50.0200.0278.43
5.0.40.0230.0208.50
5.0.30.0200.0408.21
5.0.20.0200.0208.07
5.0.10.0230.0238.20
5.0.00.0170.0538.26
4.4.90.0200.0235.80
4.4.80.0170.0205.77
4.4.70.0230.0205.73
4.4.60.0170.0205.73
4.4.50.0200.0205.74
4.4.40.0100.0405.78
4.4.30.0100.0275.79
4.4.20.0270.0205.89
4.4.10.0200.0205.86
4.4.00.0230.0305.93
4.3.110.0200.0205.69
4.3.100.0200.0175.76
4.3.90.0170.0205.64
4.3.80.0270.0305.78
4.3.70.0130.0235.75
4.3.60.0230.0175.73
4.3.50.0230.0205.67
4.3.40.0200.0305.77
4.3.30.0100.0234.75
4.3.20.0100.0304.75
4.3.10.0100.0204.75
4.3.00.0030.0206.88

preferences:
74.43 ms | 401 KiB | 5 Q