3v4l.org

run code in 300+ PHP versions simultaneously
<?php $regexp = '/^ba\/r$/ui'; $regexpModifiers = substr(strrchr($regexp, "/"), 1); var_dump(strstr($regexpModifiers, 'I'));

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)
8.3.60.0170.00318.18
8.3.50.0350.00421.92
8.3.40.0040.01118.52
8.3.30.0060.01218.96
8.3.20.0060.00320.09
8.3.10.0040.00421.95
8.3.00.0080.00019.20
8.2.180.0110.00418.41
8.2.170.0070.01422.96
8.2.160.0090.00622.03
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0040.00421.18
8.2.110.0030.00620.25
8.2.100.0110.00017.59
8.2.90.0040.00417.62
8.2.80.0030.00618.84
8.2.70.0080.00018.04
8.2.60.0060.00317.87
8.2.50.0080.00018.10
8.2.40.0000.00819.08
8.2.30.0040.00419.06
8.2.20.0030.00617.61
8.2.10.0000.00818.16
8.2.00.0000.00717.68
8.1.280.0060.00925.92
8.1.270.0050.00318.93
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0070.00323.97
8.1.230.0040.00821.18
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.10
8.1.190.0060.00317.10
8.1.180.0040.00419.09
8.1.170.0040.00418.53
8.1.160.0000.00719.04
8.1.150.0080.00018.75
8.1.140.0040.00417.40
8.1.130.0040.00417.73
8.1.120.0030.00317.33
8.1.110.0030.00517.31
8.1.100.0050.00217.25
8.1.90.0000.00817.41
8.1.80.0000.00717.28
8.1.70.0000.00717.40
8.1.60.0080.00017.48
8.1.50.0000.00817.48
8.1.40.0040.00417.34
8.1.30.0060.00317.61
8.1.20.0000.00817.50
8.1.10.0050.00217.50
8.1.00.0000.00717.39
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0030.00318.29
8.0.270.0000.00717.20
8.0.260.0030.00317.08
8.0.250.0030.00316.94
8.0.240.0070.00016.91
8.0.230.0030.00516.88
8.0.220.0070.00016.76
8.0.210.0030.00316.79
8.0.200.0000.00616.78
8.0.190.0000.00916.80
8.0.180.0070.00016.84
8.0.170.0000.00716.89
8.0.160.0030.00516.73
8.0.150.0070.00016.70
8.0.140.0000.00716.80
8.0.130.0000.00513.21
8.0.120.0040.00416.73
8.0.110.0040.00416.71
8.0.100.0000.00716.69
8.0.90.0040.00416.88
8.0.80.0130.00716.78
8.0.70.0040.00416.70
8.0.60.0000.00716.85
8.0.50.0000.00816.78
8.0.30.0120.00617.14
8.0.20.0130.00617.40
8.0.10.0000.00716.91
8.0.00.0120.00616.69
7.4.330.0000.00615.03
7.4.320.0080.00016.48
7.4.300.0030.00316.46
7.4.290.0040.00416.58
7.4.280.0040.00416.43
7.4.270.0040.00416.44
7.4.260.0030.00316.53
7.4.250.0040.00416.54
7.4.240.0050.00216.59
7.4.230.0030.00316.54
7.4.220.0090.01216.46
7.4.210.0090.00616.59
7.4.200.0030.00316.35
7.4.160.0130.00316.24
7.4.150.0110.01117.40
7.4.140.0050.01217.86
7.4.130.0110.00916.35
7.4.120.0120.00516.41
7.4.110.0120.00916.37
7.4.100.0060.01216.44
7.4.90.0070.01016.41
7.4.80.0150.00919.39
7.4.70.0080.00816.45
7.4.60.0080.00916.31
7.4.50.0030.00516.14
7.4.40.0180.00416.54
7.4.30.0070.01116.35
7.4.00.0070.01014.86
7.3.330.0000.00512.94
7.3.320.0020.00513.03
7.3.310.0000.00716.17
7.3.300.0030.00316.24
7.3.290.0060.01016.12
7.3.280.0070.01116.11
7.3.270.0070.01117.40
7.3.260.0150.00316.10
7.3.250.0080.01116.11
7.3.240.0090.00616.29
7.3.230.0100.00716.39
7.3.210.0100.00716.43
7.3.200.0170.00019.39
7.3.190.0130.00916.11
7.3.180.0060.00916.21
7.3.170.0040.01916.27
7.3.160.0060.01016.17
7.2.330.0150.00616.71
7.2.320.0090.00916.28
7.2.310.0060.01116.45
7.2.300.0060.01216.52
7.2.290.0060.01016.61
7.2.60.0110.00416.66
7.1.200.0070.00415.69
7.1.100.0030.00617.95
7.1.70.0030.00617.07
7.1.60.0000.01017.23
7.1.50.0040.01917.02
7.1.00.0070.07322.43
7.0.200.0070.01016.56
7.0.140.0000.07022.09
7.0.60.0000.04719.85
7.0.50.0130.03317.80
7.0.40.0130.05720.04
7.0.30.0270.06720.04
7.0.20.0300.04320.30
7.0.10.0030.08020.00
7.0.00.0100.08320.16
5.6.280.0000.07721.10
5.6.210.0100.07720.59
5.6.200.0070.08018.08
5.6.190.0130.04020.57
5.6.180.0470.07320.57
5.6.170.0330.06720.44
5.6.160.0100.05320.46
5.6.150.0130.07018.19
5.6.140.0070.08318.15
5.6.130.0030.08718.21
5.6.120.0100.07320.89
5.6.110.0000.04720.88
5.6.100.0070.04020.97
5.6.90.0030.08321.03
5.6.80.0130.05320.47
5.5.350.0230.05720.39
5.5.340.0000.06718.02
5.5.330.0030.04320.23
5.5.320.0130.07720.31
5.5.310.0270.04020.26
5.5.300.0000.04717.97
5.5.290.0070.04717.91
5.5.280.0070.08720.77
5.5.270.0100.07720.77
5.5.260.0030.05720.76
5.5.250.0170.06320.79
5.5.240.0100.07020.12
5.4.450.0630.05019.45
5.4.440.0830.04719.13
5.4.430.0700.05719.51
5.4.420.0870.06719.60
5.4.410.1130.06719.28
5.4.400.0870.05318.93
5.4.390.0300.05018.74
5.4.380.0170.06318.57
5.4.370.0230.05018.64
5.4.360.0200.05018.65
5.4.350.0100.06018.68
5.4.340.0130.05318.71
5.4.320.0100.06018.68
5.4.310.0170.05018.77
5.4.300.0230.05018.49
5.4.290.0200.05018.58
5.4.280.0230.06018.50
5.4.270.0200.06318.57
5.4.260.0270.04318.73
5.4.250.0270.04718.71
5.4.240.0230.05318.77
5.4.230.0070.06318.42
5.4.220.0200.05718.46
5.4.210.0100.06318.82
5.4.200.0200.04716.50
5.4.190.0200.05318.55
5.4.180.0170.05718.46
5.4.170.0230.06018.70
5.4.160.0170.06318.47
5.4.150.0200.05318.68
5.4.140.0330.03716.26
5.4.130.0170.05016.14
5.4.120.0130.05316.15
5.4.110.0270.04316.19
5.4.100.0230.05016.12
5.4.90.0330.03716.22
5.4.80.0200.05016.27
5.4.70.0130.05716.13
5.4.60.0170.05016.32
5.4.50.0270.04716.11
5.4.40.0300.04016.10
5.4.30.0200.05016.00
5.4.20.0170.05016.10
5.4.10.0270.04316.13
5.4.00.0130.05715.49
5.3.290.0200.06014.71
5.3.280.0170.05714.50
5.3.270.0100.06314.57
5.3.260.0230.04714.49
5.3.250.0300.06314.56
5.3.240.0230.05014.58
5.3.230.0200.07314.50
5.3.220.0300.06314.52
5.3.210.0200.05714.65
5.3.200.0230.05014.56
5.3.190.0230.04714.59
5.3.180.0200.06014.51
5.3.170.0200.05014.55
5.3.160.0400.03314.49
5.3.150.0170.05714.63
5.3.140.0130.05714.65
5.3.130.0200.05714.52
5.3.120.0170.06014.53
5.3.110.0270.05314.46
5.3.100.0230.05314.13
5.3.90.0200.06713.97
5.3.80.0200.05013.93
5.3.70.0130.05713.91
5.3.60.0100.06013.92
5.3.50.0270.04313.88
5.3.40.0130.05713.89
5.3.30.0130.05013.93
5.3.20.0130.05313.67
5.3.10.0230.04013.62
5.3.00.0130.05713.56
5.2.170.0070.05011.13
5.2.160.0170.04011.29
5.2.150.0170.04311.13
5.2.140.0130.04311.07
5.2.130.0170.04011.14
5.2.120.0200.03311.07
5.2.110.0170.04011.03
5.2.100.0170.03711.08
5.2.90.0130.04011.05
5.2.80.0170.04711.07
5.2.70.0130.04311.13
5.2.60.0230.03711.00
5.2.50.0170.05711.02
5.2.40.0170.03710.96
5.2.30.0200.03711.14
5.2.20.0130.04010.93
5.2.10.0200.03310.99
5.2.00.0070.04710.80
5.1.60.0100.03710.05
5.1.50.0070.04010.02
5.1.40.0200.0339.96
5.1.30.0170.03710.32
5.1.20.0200.03010.41
5.1.10.0130.03710.09
5.1.00.0200.03010.04
5.0.50.0170.0208.60
5.0.40.0030.0308.46
5.0.30.0100.0478.19
5.0.20.0070.0308.29
5.0.10.0100.0278.29
5.0.00.0070.0438.27
4.4.90.0130.0135.82
4.4.80.0030.0235.94
4.4.70.0070.0205.86
4.4.60.0030.0275.85
4.4.50.0130.0135.87
4.4.40.0070.0335.81
4.4.30.0100.0205.90
4.4.20.0030.0235.88
4.4.10.0100.0275.94
4.4.00.0100.0305.89
4.3.110.0100.0205.81
4.3.100.0030.0235.82
4.3.90.0100.0175.91
4.3.80.0070.0335.82
4.3.70.0030.0235.76
4.3.60.0070.0205.80
4.3.50.0230.0105.80
4.3.40.0170.0275.77
4.3.30.0030.0234.58
4.3.20.0070.0204.53
4.3.10.0030.0234.48
4.3.00.0330.02014.68

preferences:
45.69 ms | 401 KiB | 5 Q