3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(preg_match("/(?=[a-z]*[0-9])(?=[0-9]*[a-z])([a-z0-9-]+)/i", 'aaa', $match)) { echo $match[1] . "\n\r"; } if(preg_match("/(?=[a-z]*[0-9])(?=[0-9]*[a-z])([a-z0-9-]+)/i", '0000', $match)) { echo $match[1] . "\n\r"; } if(preg_match("/(?=[a-z]*[0-9])(?=[0-9]*[a-z])([a-z0-9-]+)/i", 'aaa1111', $match)) { echo $match[1] . "\n\r"; }

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)
8.3.60.0130.00316.63
8.3.50.0090.00922.97
8.3.40.0110.00418.96
8.3.30.0100.00319.08
8.3.20.0000.00720.14
8.3.10.0030.00621.87
8.3.00.0040.00419.51
8.2.180.0150.00418.42
8.2.170.0090.00622.96
8.2.160.0030.01020.43
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00421.28
8.2.110.0030.00622.29
8.2.100.0070.00418.03
8.2.90.0060.00319.17
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0060.00317.68
8.2.50.0040.00418.07
8.2.40.0030.00618.16
8.2.30.0070.00018.20
8.2.20.0000.00817.90
8.2.10.0040.00417.94
8.2.00.0050.00217.77
8.1.280.0070.00725.92
8.1.270.0050.00323.61
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0110.00023.72
8.1.230.0080.00318.78
8.1.220.0060.00317.74
8.1.210.0030.00518.77
8.1.200.0000.01017.35
8.1.190.0000.00817.36
8.1.180.0040.00418.10
8.1.170.0030.00618.78
8.1.160.0000.00722.05
8.1.150.0080.00018.84
8.1.140.0040.00417.43
8.1.130.0000.00717.71
8.1.120.0000.00717.47
8.1.110.0000.00717.54
8.1.100.0070.00017.61
8.1.90.0000.00717.54
8.1.80.0000.00817.50
8.1.70.0000.00817.51
8.1.60.0040.00417.67
8.1.50.0000.00817.60
8.1.40.0060.00317.55
8.1.30.0030.00517.68
8.1.20.0050.00317.58
8.1.10.0040.00417.71
8.1.00.0040.00417.54
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0030.00318.33
8.0.270.0070.00017.22
8.0.260.0060.00017.33
8.0.250.0000.00717.04
8.0.240.0030.00517.07
8.0.230.0040.00417.05
8.0.220.0000.00616.96
8.0.210.0030.00517.00
8.0.200.0000.00716.98
8.0.190.0040.00416.93
8.0.180.0050.00217.06
8.0.170.0000.00816.89
8.0.160.0070.00016.94
8.0.150.0040.00416.82
8.0.140.0100.00016.88
8.0.130.0040.00413.44
8.0.120.0040.00416.86
8.0.110.0030.00616.88
8.0.100.0040.00416.94
8.0.90.0000.00817.04
8.0.80.0030.01216.94
8.0.70.0080.00016.84
8.0.60.0070.00016.88
8.0.50.0000.00716.85
8.0.30.0130.00817.00
8.0.20.0100.01017.40
8.0.10.0040.00417.03
8.0.00.0140.00916.88
7.4.330.0030.00315.04
7.4.320.0030.00316.70
7.4.300.0060.00016.52
7.4.290.0100.00016.66
7.4.280.0040.00416.61
7.4.270.0000.00716.60
7.4.260.0030.00616.60
7.4.250.0070.00016.67
7.4.240.0050.00216.67
7.4.230.0040.00416.70
7.4.220.0100.00716.62
7.4.210.0090.00616.77
7.4.200.0000.00716.70
7.4.160.0110.00816.47
7.4.150.0120.00617.40
7.4.140.0100.00717.86
7.4.130.0120.00516.61
7.4.120.0050.01516.54
7.4.110.0130.00316.65
7.4.100.0090.00916.50
7.4.90.0110.00716.75
7.4.80.0120.01219.39
7.4.70.0120.00616.73
7.4.60.0070.01016.67
7.4.50.0000.00416.51
7.4.40.0030.01316.65
7.4.30.0120.00816.47
7.4.00.0110.00415.00
7.3.330.0040.00413.15
7.3.320.0000.00513.32
7.3.310.0030.00316.49
7.3.300.0030.00316.43
7.3.290.0040.01016.53
7.3.280.0090.01016.39
7.3.270.0090.00917.40
7.3.260.0080.00816.68
7.3.250.0110.00916.46
7.3.240.0070.01016.38
7.3.230.0140.00416.75
7.3.210.0090.00616.56
7.3.200.0080.00819.39
7.3.190.0070.01116.39
7.3.180.0110.00516.72
7.3.170.0060.00916.61
7.3.160.0050.01016.47
7.3.10.0190.00416.78
7.3.00.0120.00716.55
7.2.330.0070.01016.75
7.2.320.0110.00616.73
7.2.310.0060.01116.57
7.2.300.0070.01016.77
7.2.290.0130.00316.87
7.2.130.0120.01116.73
7.2.120.0120.01116.94
7.2.110.0070.01216.96
7.2.100.0110.00916.47
7.2.90.0170.00816.85
7.2.80.0070.01516.71
7.2.70.0160.00916.87
7.2.60.0210.00317.02
7.2.50.0200.00716.91
7.2.40.0170.00616.76
7.2.30.0190.00216.81
7.2.20.0180.00616.90
7.2.10.0130.01016.93
7.2.00.0080.00717.64
7.1.250.0120.00615.70
7.1.100.0040.00818.48
7.1.70.0060.00917.46
7.1.60.0030.02019.40
7.1.50.0000.02117.09
7.1.00.0070.07322.42
7.0.200.0030.00916.86
7.0.140.0000.07321.93
7.0.60.0030.06319.83
7.0.50.0100.06017.80
7.0.40.0170.07720.18
7.0.30.0300.07720.35
7.0.20.0170.06320.19
7.0.10.0070.08720.13
7.0.00.0030.04320.19
5.6.280.0030.07321.09
5.6.210.0130.07320.62
5.6.200.0130.08018.19
5.6.190.0170.08320.43
5.6.180.0270.04320.44
5.6.170.0270.06020.48
5.6.160.0070.05720.45
5.6.150.0170.04318.12
5.6.140.0100.07718.11
5.6.130.0070.06718.09
5.6.120.0030.06020.98
5.6.110.0070.07721.13
5.6.100.0130.08021.12
5.6.90.0030.06020.96
5.6.80.0070.03720.38
5.5.350.0000.08720.46
5.5.340.0070.05318.01
5.5.330.0100.05720.44
5.5.320.0000.05320.18
5.5.310.0200.04320.17
5.5.300.0030.08317.96
5.5.290.0100.07718.02
5.5.280.0170.06020.87
5.5.270.0070.06320.86
5.5.260.0130.06020.88
5.5.250.0130.07320.46
5.5.240.0070.03720.15
5.4.450.0600.05019.57
5.4.440.0430.04019.57
5.4.430.0200.05019.39
5.4.420.0200.04719.45
5.4.410.0300.04719.36
5.4.400.0470.04318.81
5.4.390.0330.04318.93
5.4.380.0830.05318.68
5.4.370.1070.04718.66
5.4.360.0870.05018.69
5.4.350.0670.06718.58
5.4.340.0830.06018.56
5.4.320.0040.04212.46
5.4.310.0100.04812.45
5.4.300.0040.05012.46
5.4.290.0060.05212.45
5.4.280.0060.04412.35
5.4.270.0120.03312.35
5.4.260.0070.03912.35
5.4.250.0070.04512.35
5.4.240.0090.04312.35
5.4.230.0100.04812.34
5.4.220.0080.04912.34
5.4.210.0070.03612.34
5.4.200.0060.04312.34
5.4.190.0130.04012.34
5.4.180.0070.04312.34
5.4.170.0090.04012.35
5.4.160.0120.03712.35
5.4.150.0050.04112.34
5.4.140.0060.04412.02
5.4.130.0040.03712.01
5.4.120.0060.03511.98
5.4.110.0070.03511.96
5.4.100.0110.03411.97
5.4.90.0040.04611.96
5.4.80.0060.03811.96
5.4.70.0070.03411.96
5.4.60.0050.04011.96
5.4.50.0040.03711.96
5.4.40.0040.03611.95
5.4.30.0020.03911.95
5.4.20.0050.03711.94
5.4.10.0070.03311.95
5.4.00.0070.03411.43
5.3.290.0120.03512.80
5.3.280.0070.03712.71
5.3.270.0080.03712.73
5.3.260.0080.04012.72
5.3.250.0070.04212.72
5.3.240.0050.03812.72
5.3.230.0070.04212.71
5.3.220.0120.03212.68
5.3.210.0050.04712.68
5.3.200.0080.03412.68
5.3.190.0040.03912.68
5.3.180.0060.03612.67
5.3.170.0060.03712.67
5.3.160.0060.03812.67
5.3.150.0050.03712.68
5.3.140.0100.03612.66
5.3.130.0070.03912.66
5.3.120.0080.03612.66
5.3.110.0100.03312.66
5.3.100.0070.04012.12
5.3.90.0060.03412.09
5.3.80.0070.04112.07
5.3.70.0070.03712.07
5.3.60.0070.04012.07
5.3.50.0070.03412.00
5.3.40.0080.04012.00
5.3.30.0060.03811.95
5.3.20.0030.03711.72
5.3.10.0090.03711.69
5.3.00.0090.03711.68
5.2.170.0070.0279.17
5.2.160.0050.0299.18
5.2.150.0080.0369.18
5.2.140.0050.0409.17
5.2.130.0030.0309.13
5.2.120.0050.0289.14
5.2.110.0040.0299.14
5.2.100.0050.0289.14
5.2.90.0040.0339.14
5.2.80.0040.0329.13
5.2.70.0050.0309.13
5.2.60.0040.0319.09
5.2.50.0050.0299.05
5.2.40.0030.0309.04
5.2.30.0030.0319.02
5.2.20.0070.0329.00
5.2.10.0040.0358.92
5.2.00.0060.0358.78
5.1.60.0060.0328.06
5.1.50.0080.0298.06
5.1.40.0050.0298.04
5.1.30.0030.0278.39
5.1.20.0040.0288.41
5.1.10.0050.0258.14
5.1.00.0020.0278.14
5.0.50.0020.0226.61
5.0.40.0020.0206.47
5.0.30.0030.0336.28
5.0.20.0040.0186.26
5.0.10.0040.0196.23
5.0.00.0030.0316.23
4.4.90.0020.0164.78
4.4.80.0030.0154.76
4.4.70.0020.0164.75
4.4.60.0010.0174.75
4.4.50.0000.0184.77
4.4.40.0040.0264.71
4.4.30.0030.0154.76
4.4.20.0010.0184.84
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0060.0184.67
4.3.100.0020.0154.66
4.3.90.0020.0154.64
4.3.80.0030.0244.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0050.0124.63
4.3.40.0030.0234.54
4.3.30.0030.0213.28
4.3.20.0020.0153.26
4.3.10.0020.0153.22
4.3.00.0100.01715.92

preferences:
44.04 ms | 401 KiB | 5 Q