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)
8.3.60.0130.00716.75
8.3.50.0260.00621.21
8.3.40.0090.00618.88
8.3.30.0090.00619.00
8.3.20.0040.00420.16
8.3.10.0050.00323.66
8.3.00.0060.00317.63
8.2.180.0090.00618.37
8.2.170.0040.01118.91
8.2.160.0180.00422.96
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00222.08
8.2.110.0040.00419.31
8.2.100.0030.00917.75
8.2.90.0030.00619.05
8.2.80.0080.00017.97
8.2.70.0000.00817.50
8.2.60.0030.00517.92
8.2.50.0060.00318.07
8.2.40.0000.00919.76
8.2.30.0050.00317.96
8.2.20.0000.00817.76
8.2.10.0000.00718.01
8.2.00.0040.00418.06
8.1.280.0030.01225.92
8.1.270.0070.01120.42
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00621.06
8.1.230.0000.01117.82
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0100.00017.35
8.1.190.0000.00817.35
8.1.180.0060.00318.10
8.1.170.0030.00518.59
8.1.160.0030.00621.96
8.1.150.0000.00718.83
8.1.140.0050.00317.43
8.1.130.0040.00417.65
8.1.120.0070.00017.57
8.1.110.0040.00417.54
8.1.100.0000.00717.49
8.1.90.0030.00617.50
8.1.80.0000.00817.54
8.1.70.0000.00717.52
8.1.60.0000.00817.59
8.1.50.0040.00417.60
8.1.40.0080.00017.61
8.1.30.0030.00617.63
8.1.20.0030.00517.66
8.1.10.0000.00817.46
8.1.00.0080.00317.52
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.31
8.0.270.0070.00017.15
8.0.260.0030.00317.20
8.0.250.0050.00317.04
8.0.240.0060.00317.03
8.0.230.0080.00017.04
8.0.220.0030.00317.00
8.0.210.0080.00016.98
8.0.200.0030.00317.02
8.0.190.0040.00417.05
8.0.180.0030.00617.05
8.0.170.0000.00916.95
8.0.160.0000.00716.88
8.0.150.0000.00716.88
8.0.140.0040.00716.91
8.0.130.0050.00313.43
8.0.120.0040.00416.82
8.0.110.0000.00816.95
8.0.100.0030.00616.85
8.0.90.0040.00416.87
8.0.80.0070.01016.93
8.0.70.0040.00416.97
8.0.60.0040.00417.03
8.0.50.0080.00016.82
8.0.30.0060.01217.18
8.0.20.0120.00717.40
8.0.10.0030.00516.88
8.0.00.0110.01016.96
7.4.330.0050.00015.16
7.4.320.0060.00016.65
7.4.300.0030.00316.74
7.4.290.0030.00316.63
7.4.280.0040.00416.70
7.4.270.0030.00316.77
7.4.260.0120.00016.54
7.4.250.0040.00416.61
7.4.240.0030.00516.52
7.4.230.0030.00316.72
7.4.220.0160.00616.68
7.4.210.0140.00016.74
7.4.200.0030.00316.39
7.4.160.0060.01516.60
7.4.150.0130.00317.40
7.4.140.0100.01117.86
7.4.130.0140.00916.59
7.4.120.0120.00516.53
7.4.110.0200.00316.57
7.4.100.0160.00616.88
7.4.90.0060.01116.73
7.4.80.0040.01519.39
7.4.70.0140.00716.65
7.4.60.0100.01316.55
7.4.50.0040.00416.35
7.4.40.0060.01016.66
7.4.30.0120.00616.59
7.4.00.0030.01014.89
7.3.330.0030.00313.12
7.3.320.0050.00013.10
7.3.310.0030.00416.32
7.3.300.0040.00416.12
7.3.290.0060.00816.29
7.3.280.0080.01016.27
7.3.270.0140.00317.40
7.3.260.0120.00816.57
7.3.250.0130.00616.41
7.3.240.0040.01316.45
7.3.230.0090.01616.55
7.3.210.0080.00916.49
7.3.200.0110.00619.39
7.3.190.0080.00816.53
7.3.180.0060.01216.30
7.3.170.0100.01016.38
7.3.160.0100.00716.21
7.3.10.0070.00516.65
7.3.00.0100.00316.77
7.2.330.0080.01116.55
7.2.320.0110.00516.47
7.2.310.0140.00316.59
7.2.300.0140.00716.59
7.2.290.0050.01316.59
7.2.130.0030.00916.63
7.2.120.0030.00816.80
7.2.110.0080.00616.94
7.2.100.0090.00516.86
7.2.90.0000.01016.90
7.2.80.0090.00516.86
7.2.70.0030.01216.90
7.2.60.0010.01216.96
7.2.50.0080.00516.86
7.2.40.0050.00917.02
7.2.30.0030.01116.87
7.2.20.0080.00716.75
7.2.10.0030.01016.71
7.2.00.0030.00917.68
7.1.250.0060.00615.91
7.1.200.0070.00715.85
7.1.100.0040.00718.14
7.1.70.0060.00617.37
7.1.60.0060.01219.59
7.1.50.0070.01616.84
7.1.00.0000.07722.38
7.0.200.0080.00316.84
7.0.60.0030.08719.96
7.0.50.0030.06717.85
7.0.40.0070.04020.07
7.0.30.0100.05020.04
7.0.20.0270.05720.34
7.0.10.0070.06720.18
7.0.00.0100.08020.02
5.6.280.0030.07321.07
5.6.210.0030.08320.61
5.6.200.0130.07318.17
5.6.190.0030.04720.46
5.6.180.0270.04720.64
5.6.170.0270.07720.48
5.6.160.0100.08720.46
5.6.150.0130.04318.07
5.6.140.0130.08018.21
5.6.130.0070.06318.08
5.6.120.0070.07021.01
5.6.110.0030.08321.07
5.6.100.0000.04321.07
5.6.90.0000.07020.95
5.6.80.0000.04320.37
5.5.350.0170.04320.38
5.5.340.0000.04717.95
5.5.330.0070.05320.21
5.5.320.0030.05720.30
5.5.310.0200.06020.26
5.5.300.0030.04317.88
5.5.290.0100.08317.91
5.5.280.0170.05320.68
5.5.270.0170.05720.74
5.5.260.0070.07320.72
5.5.250.0200.04320.76
5.5.240.0030.03020.33
5.4.450.0570.04319.53
5.4.440.0430.06319.10
5.4.430.0530.05319.21
5.4.420.0600.04719.50
5.4.410.0570.05019.04
5.4.400.0570.05019.13
5.4.390.0570.05319.00
5.4.380.0700.04019.21
5.4.370.0470.05719.09
5.4.360.0670.05319.22
5.4.350.0670.05019.19
5.4.340.0630.05719.09
5.4.320.0630.05319.09
5.4.310.0670.05019.25
5.4.300.0800.06319.30
5.4.290.0600.05319.30
5.4.280.0630.05319.04
5.4.270.0670.04719.22
5.4.260.0700.04018.95
5.4.250.0500.06018.86
5.4.240.0570.05319.16
5.4.230.0500.06018.89
5.4.220.0600.05719.25
5.4.210.0570.05719.05
5.4.200.0600.05016.73
5.4.190.0600.05318.84
5.4.180.0700.04319.16
5.4.170.0600.04719.19
5.4.160.0500.05318.91
5.4.150.0570.05019.16
5.4.140.0500.05016.36
5.4.130.0430.05316.52
5.4.120.0430.05716.43
5.4.110.0500.04716.41
5.4.100.0530.04716.27
5.4.90.0570.04716.50
5.4.80.0500.05016.36
5.4.70.0570.04316.50
5.4.60.0530.04316.09
5.4.50.0530.04316.11
5.4.40.0500.05016.38
5.4.30.0500.04716.39
5.4.20.0700.04016.30
5.4.10.0430.05316.16
5.4.00.0670.04716.02
5.3.290.0630.05714.54
5.3.280.0670.05714.57
5.3.270.0530.06314.59
5.3.260.0570.05714.46
5.3.250.0670.04714.55
5.3.240.0600.05314.62
5.3.230.0570.05714.47
5.3.220.0530.05014.42
5.3.210.0470.05714.38
5.3.200.0630.05014.51
5.3.190.0530.05714.43
5.3.180.0530.05014.44
5.3.170.0700.04314.41
5.3.160.0670.04314.55
5.3.150.0700.05314.58
5.3.140.0630.03714.41
5.3.130.0600.04714.49
5.3.120.0530.06314.49
5.3.110.0670.05014.42
5.3.100.0630.05014.05
5.3.90.0670.04714.02
5.3.80.0530.05713.91
5.3.70.0630.05313.85
5.3.60.0500.05013.93
5.3.50.0600.04013.80
5.3.40.0530.04713.96
5.3.30.0500.05013.84
5.3.20.0500.04713.48
5.3.10.0600.04013.50
5.3.00.0600.04313.62
5.2.170.0530.03311.06
5.2.160.0600.03310.98
5.2.150.0500.04310.98
5.2.140.0570.04011.03
5.2.130.0570.03710.89
5.2.120.0570.03710.95
5.2.110.0530.04011.14
5.2.100.0400.04011.15
5.2.90.0530.04311.00
5.2.80.0530.04010.96
5.2.70.0970.04011.01
5.2.60.0530.03010.96
5.2.50.0530.04010.93
5.2.40.0430.04011.00
5.2.30.0370.04710.97
5.2.20.0470.03710.75
5.2.10.0430.05010.93
5.2.00.0400.04710.61
5.1.60.0400.0379.83
5.1.50.0370.0409.92
5.1.40.0430.0379.91
5.1.30.0370.04010.44
5.1.20.0370.04310.39
5.1.10.0470.0339.98
5.1.00.0500.0479.99
5.0.50.0270.0238.63
5.0.40.0200.0308.49
5.0.30.0230.0408.06
5.0.20.0200.0278.20
5.0.10.0270.0238.20
5.0.00.0170.0477.99
4.4.90.0230.0205.90
4.4.80.0200.0275.73
4.4.70.0300.0275.83
4.4.60.0230.0275.73
4.4.50.0300.0235.86
4.4.40.0230.0405.73
4.4.30.0170.0305.74
4.4.20.0170.0235.79
4.4.10.0070.0275.95
4.4.00.0100.0405.79
4.3.110.0030.0205.68
4.3.100.0000.0235.68
4.3.90.0000.0235.79
4.3.80.0030.0335.77
4.3.70.0030.0205.76
4.3.60.0230.0205.63
4.3.50.0170.0275.68
4.3.40.0170.0375.76
4.3.30.0070.0234.75
4.3.20.0130.0204.75
4.3.10.0130.0204.75
4.3.00.0100.0206.88

preferences:
55.35 ms | 401 KiB | 5 Q