3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'PieniÄ…dze Dla Ciebie sp. z o.o.'; $b = '["Pieni\u0105dze Dla Ciebie sp. z o.o."]'; var_dump(preg_match('/' . $a . '/i', $b));

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)
8.3.60.0180.00016.63
8.3.50.0120.00620.04
8.3.40.0070.00718.71
8.3.30.0140.00319.13
8.3.20.0040.00420.33
8.3.10.0040.00423.65
8.3.00.0030.00619.50
8.2.180.0090.00616.63
8.2.170.0100.01022.96
8.2.160.0040.01120.39
8.2.150.0120.00424.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00721.00
8.2.110.0040.00421.95
8.2.100.0090.00318.03
8.2.90.0030.00518.95
8.2.80.0050.00317.97
8.2.70.0070.00317.63
8.2.60.0060.00317.80
8.2.50.0000.00818.07
8.2.40.0040.00419.80
8.2.30.0040.00418.00
8.2.20.0040.00417.88
8.2.10.0080.00018.09
8.2.00.0050.00217.85
8.1.280.0150.00625.92
8.1.270.0070.00423.99
8.1.260.0060.00326.35
8.1.250.0060.00328.09
8.1.240.0000.00922.20
8.1.230.0100.00019.22
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0030.01017.38
8.1.190.0030.00517.38
8.1.180.0000.00818.10
8.1.170.0000.00818.61
8.1.160.0040.00422.03
8.1.150.0030.00518.83
8.1.140.0040.00417.50
8.1.130.0030.00317.85
8.1.120.0040.00417.47
8.1.110.0040.00417.62
8.1.100.0040.00417.59
8.1.90.0040.00417.57
8.1.80.0000.00717.66
8.1.70.0000.00717.57
8.1.60.0030.00517.68
8.1.50.0000.00817.60
8.1.40.0060.00317.73
8.1.30.0080.00017.80
8.1.20.0080.00017.63
8.1.10.0070.00017.58
8.1.00.0040.00417.54
8.0.300.0070.00018.77
8.0.290.0060.00316.88
8.0.280.0050.00218.36
8.0.270.0030.00317.32
8.0.260.0030.00317.19
8.0.250.0000.00716.99
8.0.240.0060.00017.09
8.0.230.0030.00317.13
8.0.220.0000.00716.93
8.0.210.0020.00517.05
8.0.200.0040.00417.10
8.0.190.0060.00317.13
8.0.180.0060.00217.02
8.0.170.0070.00017.08
8.0.160.0000.00716.91
8.0.150.0070.00016.79
8.0.140.0030.00516.97
8.0.130.0060.00013.52
8.0.120.0000.00817.03
8.0.110.0040.00417.00
8.0.100.0030.00516.81
8.0.90.0040.00417.02
8.0.80.0100.00617.05
8.0.70.0050.00216.91
8.0.60.0040.00416.84
8.0.50.0000.00716.79
8.0.30.0120.00717.19
8.0.20.0110.00817.40
8.0.10.0040.00417.16
8.0.00.0110.00816.89
7.4.330.0000.00615.04
7.4.320.0030.00316.66
7.4.300.0030.00316.73
7.4.290.0030.00316.68
7.4.280.0070.00016.71
7.4.270.0030.00316.68
7.4.260.0080.00016.49
7.4.250.0080.00016.60
7.4.240.0000.00716.66
7.4.230.0000.00716.54
7.4.220.0030.01716.68
7.4.210.0060.01016.72
7.4.200.0000.00716.53
7.4.160.0100.00616.66
7.4.150.0080.01117.40
7.4.140.0160.00517.86
7.4.130.0120.00516.70
7.4.120.0050.01116.66
7.4.110.0030.01516.79
7.4.100.0190.00316.65
7.4.90.0100.00716.62
7.4.80.0120.00919.39
7.4.70.0090.01216.73
7.4.60.0140.00716.67
7.4.50.0080.00016.38
7.4.40.0180.00416.48
7.4.30.0090.00616.80
7.4.00.0130.00315.13
7.3.330.0040.00413.32
7.3.320.0000.00513.20
7.3.310.0000.00716.42
7.3.300.0070.00016.30
7.3.290.0070.00716.41
7.3.280.0100.01016.44
7.3.270.0140.00317.40
7.3.260.0080.00916.34
7.3.250.0120.00516.44
7.3.240.0080.00816.61
7.3.230.0080.00816.70
7.3.210.0030.01316.54
7.3.200.0090.00616.38
7.3.190.0150.00616.44
7.3.180.0090.00616.70
7.3.170.0140.00316.60
7.3.160.0060.01116.38
7.3.10.0200.00016.38
7.3.00.0110.00716.48
7.2.330.0120.01316.74
7.2.320.0150.00316.80
7.2.310.0060.01116.83
7.2.300.0090.00916.49
7.2.290.0120.01416.72
7.2.130.0110.00816.77
7.2.120.0110.00516.16
7.2.110.0180.01116.89
7.2.100.0250.00516.84
7.2.90.0190.01116.39
7.2.80.0150.01216.85
7.2.70.0130.00716.24
7.2.60.0070.00716.68
7.2.50.0100.00316.77
7.2.40.0170.00416.34
7.2.30.0170.00816.66
7.2.20.0170.00316.77
7.2.10.0090.00916.67
7.2.00.0110.00718.13
7.1.250.0170.00015.25
7.1.100.0060.00618.32
7.1.70.0000.00717.07
7.1.60.0070.01719.40
7.1.50.0100.01416.99
7.1.00.0000.08022.42
7.0.200.0070.00316.82
7.0.140.0000.07021.96
7.0.60.0170.07319.93
7.0.50.0070.04017.94
7.0.40.0070.04320.09
7.0.30.0230.04320.19
7.0.20.0270.04320.11
7.0.10.0330.07320.03
7.0.00.0100.05020.18
5.6.280.0000.07720.85
5.6.210.0100.08020.54
5.6.200.0000.04318.07
5.6.190.0130.06320.45
5.6.180.3600.04020.45
5.6.170.0230.08720.71
5.6.160.0100.03320.46
5.6.150.0030.06018.18
5.6.140.0100.04318.09
5.6.130.0100.04718.20
5.6.120.0100.08021.01
5.6.110.0170.07721.04
5.6.100.0000.04320.98
5.6.90.0130.08320.96
5.6.80.0170.05720.47
5.6.70.3830.04020.35
5.5.350.0370.06020.29
5.5.340.0070.04317.88
5.5.330.0000.04720.47
5.5.320.0370.04720.20
5.5.310.0270.07720.12
5.5.300.0030.04317.87
5.5.290.0270.06317.92
5.5.280.0200.06720.95
5.5.270.0000.05020.76
5.5.260.0070.06320.95
5.5.250.0170.07020.54
5.5.240.0230.06320.26
5.4.450.0700.05719.07
5.4.440.0770.05019.24
5.4.430.0670.04719.14
5.4.420.0570.04719.15
5.4.410.0070.05318.72
5.4.400.0400.05018.74
5.4.390.0330.06318.70
5.4.380.0030.06318.50
5.4.370.0030.04318.62
5.4.360.0030.04018.59
5.4.350.0060.03911.97
5.4.340.0080.05011.96
5.4.320.0090.03412.45
5.4.310.0070.03912.45
5.4.300.0070.03612.45
5.4.290.0060.03912.45
5.4.280.0070.03512.35
5.4.270.0060.05112.35
5.4.260.0110.07012.35
5.4.250.0140.04612.35
5.4.240.0180.06612.35
5.4.230.0080.05012.34
5.4.220.0070.05012.34
5.4.210.0110.04912.34
5.4.200.0060.05812.34
5.4.190.0140.04712.34
5.4.180.0100.05312.34
5.4.170.0090.07112.34
5.4.160.0060.04712.34
5.4.150.0100.04112.34
5.4.140.0140.04712.02
5.4.130.0070.04412.01
5.4.120.0090.04111.96
5.4.110.0040.03711.96
5.4.100.0100.03711.96
5.4.90.0110.04111.96
5.4.80.0080.04211.96
5.4.70.0040.03711.96
5.4.60.0030.03811.96
5.4.50.0080.05011.96
5.4.40.0070.03611.95
5.4.30.0100.03111.95
5.4.20.0040.03911.95
5.4.10.0040.03811.95
5.4.00.0050.04211.44
5.3.290.0110.04412.80
5.3.280.0070.04012.71
5.3.270.0050.04612.72
5.3.260.0110.04812.72
5.3.250.0080.04012.72
5.3.240.0080.03512.71
5.3.230.0070.03712.71
5.3.220.0080.04412.68
5.3.210.0050.04512.68
5.3.200.0040.04112.68
5.3.190.0060.03712.68
5.3.180.0030.04112.67
5.3.170.0080.03512.67
5.3.160.0210.05312.67
5.3.150.0070.03712.68
5.3.140.0090.04112.66
5.3.130.0040.04012.66
5.3.120.0030.04212.66
5.3.110.0060.03812.66
5.3.100.0040.04212.11
5.3.90.0080.03712.08
5.3.80.0100.03612.07
5.3.70.0060.04312.07
5.3.60.0050.04012.07
5.3.50.0050.03712.00
5.3.40.0110.03712.00
5.3.30.0040.04911.95
5.3.20.0080.04111.73
5.3.10.0080.03511.70
5.3.00.0090.04011.68
5.2.170.0060.0329.19
5.2.160.0050.0349.18
5.2.150.0040.0419.19
5.2.140.0040.0409.19
5.2.130.0050.0329.15
5.2.120.0060.0359.15
5.2.110.0040.0339.15
5.2.100.0040.0349.15
5.2.90.0060.0339.14
5.2.80.0120.0409.14
5.2.70.0060.0449.14
5.2.60.0060.0309.10
5.2.50.0070.0479.07
5.2.40.0090.0339.05
5.2.30.0080.0329.02
5.2.20.0060.0299.02
5.2.10.0050.0288.91
5.2.00.0030.0348.77
5.1.60.0040.0258.06
5.1.50.0050.0258.05
5.1.40.0070.0448.04
5.1.30.0090.0298.39
5.1.20.0050.0388.41
5.1.10.0060.0298.13
5.1.00.0090.0308.14
5.0.50.0010.0246.61
5.0.40.0040.0196.47
5.0.30.0030.0336.29
5.0.20.0030.0276.25
5.0.10.0020.0226.23
5.0.00.0030.0406.22
4.4.90.0040.0214.78
4.4.80.0050.0184.75
4.4.70.0020.0234.76
4.4.60.0040.0244.75
4.4.50.0060.0234.77
4.4.40.0040.0364.71
4.4.30.0060.0214.76
4.4.20.0040.0224.84
4.4.10.0040.0234.85
4.4.00.0050.0344.76
4.3.110.0040.0194.67
4.3.100.0050.0194.66
4.3.90.0020.0234.64
4.3.80.0050.0314.58
4.3.70.0030.0144.63
4.3.60.0050.0124.63
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0020.0163.28
4.3.20.0020.0163.25
4.3.10.0030.0163.21
4.3.00.0170.0177.09

preferences:
50.36 ms | 400 KiB | 5 Q