3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/(*UCP)(?<=\b)рус(?:\b)/uis', 'рус'));

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)
8.3.40.0090.00618.79
8.3.30.0090.00618.92
8.3.20.0080.00020.30
8.3.10.0060.00923.48
8.3.00.0000.00819.38
8.2.170.0110.00722.96
8.2.160.0110.00420.57
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0130.00626.16
8.2.120.0080.00022.11
8.2.110.0030.00719.24
8.2.100.0000.01219.88
8.2.90.0000.00818.83
8.2.80.0000.00817.97
8.2.70.0050.00517.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0040.00419.91
8.2.30.0060.00318.00
8.2.20.0080.00017.71
8.2.10.0000.00718.02
8.2.00.0000.00917.73
8.1.270.0040.00423.83
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0000.00919.32
8.1.230.0080.00317.70
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0000.01017.35
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0040.00418.66
8.1.160.0000.00818.71
8.1.150.0070.00018.60
8.1.140.0060.00317.59
8.1.130.0030.00317.72
8.1.120.0000.00717.46
8.1.110.0080.00017.38
8.1.100.0040.00417.36
8.1.90.0040.00417.37
8.1.80.0070.00017.49
8.1.70.0070.00017.36
8.1.60.0040.00417.65
8.1.50.0000.00817.59
8.1.40.0040.00417.60
8.1.30.0040.00417.55
8.1.20.0070.00017.58
8.1.10.0000.00717.36
8.1.00.0040.00417.43
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.24
8.0.270.0000.00717.09
8.0.260.0060.00016.90
8.0.250.0000.00717.04
8.0.240.0050.00317.02
8.0.230.0030.00316.93
8.0.220.0040.00416.94
8.0.210.0070.00017.00
8.0.200.0060.00017.09
8.0.190.0070.00017.00
8.0.180.0030.00617.09
8.0.170.0040.00416.98
8.0.160.0000.00917.00
8.0.150.0080.00017.00
8.0.140.0000.00716.92
8.0.130.0000.00813.36
8.0.120.0030.00516.92
8.0.110.0040.00416.96
8.0.100.0040.00417.01
8.0.90.0000.00817.09
8.0.80.0060.00917.01
8.0.70.0000.00816.93
8.0.60.0040.00416.99
8.0.50.0040.00416.93
8.0.30.0040.01417.23
8.0.20.0080.01117.40
8.0.10.0000.00717.11
8.0.00.0110.00816.81
7.4.330.0050.00015.00
7.4.320.0000.00616.63
7.4.300.0060.00016.59
7.4.290.0070.00016.56
7.4.280.0040.00416.64
7.4.270.0030.00316.70
7.4.260.0030.00316.69
7.4.250.0070.00016.61
7.4.240.0020.00516.73
7.4.230.0030.00316.70
7.4.220.0070.01116.85
7.4.210.0080.00716.67
7.4.200.0000.00716.64
7.4.190.0040.00416.63
7.4.160.0110.00416.74
7.4.150.0100.00717.40
7.4.140.0120.00617.86
7.4.130.0140.00416.62
7.4.120.0070.01016.76
7.4.110.0140.00716.57
7.4.100.0130.00716.61
7.4.90.0090.00916.55
7.4.80.0130.01019.39
7.4.70.0110.00516.56
7.4.60.0100.00716.59
7.4.50.0000.00516.48
7.4.40.0070.00722.77
7.4.30.0080.00816.56
7.4.00.0130.00314.83
7.3.330.0000.00513.23
7.3.320.0030.00313.28
7.3.310.0030.00316.37
7.3.300.0060.00016.30
7.3.290.0030.01116.28
7.3.280.0090.01116.38
7.3.270.0080.00817.40
7.3.260.0070.01016.50
7.3.250.0130.00516.57
7.3.240.0120.00616.50
7.3.230.0130.00616.39
7.3.210.0090.00816.51
7.3.200.0130.01019.39
7.3.190.0100.00616.25
7.3.180.0060.01216.57
7.3.170.0030.01216.41
7.3.160.0110.00616.61
7.3.120.0040.01114.77
7.3.10.0000.01516.82
7.3.00.0000.01216.52
7.2.330.0060.01216.49
7.2.320.0070.01016.63
7.2.310.0080.01116.49
7.2.300.0100.01316.46
7.2.290.0150.00316.68
7.2.130.0100.00316.88
7.2.120.0100.00316.91
7.2.110.0070.00717.04
7.2.100.0090.00016.63
7.2.90.0140.00016.70
7.2.80.0000.01416.82
7.2.70.0070.00317.15
7.2.60.0030.01016.76
7.2.50.0120.00317.10
7.2.40.0030.00616.87
7.2.30.0030.00616.72
7.2.20.0070.00716.72
7.2.10.0000.01417.07
7.2.00.0090.00617.01
7.1.250.0000.00815.89
7.1.200.0000.01115.88
7.1.70.0000.00817.30
7.1.60.0100.01419.31
7.1.50.0040.01516.92
7.1.00.0070.07322.32
7.0.200.0000.00816.65
7.0.140.0000.07021.95
7.0.100.0100.07719.96
7.0.90.0270.07719.96
7.0.80.0030.08720.11
7.0.70.0230.06019.86
7.0.60.0200.06719.91
7.0.50.0000.04320.29
7.0.40.0030.06720.02
7.0.30.0030.04720.14
7.0.20.0100.04020.02
7.0.10.0070.06319.93
7.0.00.0070.08020.09
5.6.280.0030.06720.88
5.6.250.0070.06320.77
5.6.240.0170.07320.68
5.6.230.0130.03020.49
5.6.220.0070.06720.64
5.6.210.0000.04320.58
5.6.200.0070.09321.02
5.6.190.0070.08321.02
5.6.180.0100.03321.00
5.6.170.0070.05020.93
5.6.160.0200.06321.05
5.6.150.0100.06321.04
5.6.140.0000.08020.93
5.6.130.0070.08020.91
5.6.120.0070.05721.02
5.6.110.0000.08021.07
5.6.100.0100.04321.01
5.6.90.0100.04721.00
5.6.80.0070.05320.54
5.6.70.0030.04720.39
5.6.60.0070.06720.27
5.6.50.0130.07020.41
5.6.40.0130.06320.44
5.6.30.0100.04020.23
5.6.20.0100.07720.42
5.6.10.0170.02720.44
5.6.00.0070.08320.36
5.5.380.0030.08320.39
5.5.370.0030.04020.39
5.5.360.0230.05320.38
5.5.350.0030.04720.39
5.5.340.0100.06020.82
5.5.330.0070.07320.77
5.5.320.0070.08020.88
5.5.310.0070.08720.71
5.5.300.0100.07320.86
5.5.290.0130.05320.75
5.5.280.0070.08720.75
5.5.270.0200.05320.89
5.5.260.0030.07320.75
5.5.250.0100.08320.61
5.5.240.0030.04720.27
5.5.230.0070.08320.19
5.5.220.0000.05320.11
5.5.210.0000.08320.23
5.5.200.0130.07020.20
5.5.190.0070.07720.22
5.5.180.0070.05020.24
5.5.160.0030.06320.21
5.5.150.0000.04320.09
5.5.140.0070.04020.21
5.5.130.0130.03020.08
5.5.120.0000.04320.20
5.5.110.0030.04020.25
5.5.100.0070.03720.14
5.5.90.0000.04320.13
5.5.80.0100.03720.03
5.5.70.0000.04019.98
5.5.60.0030.04020.13
5.5.50.0030.03720.07
5.5.40.0070.03720.07
5.5.30.0100.07720.00
5.5.20.0200.07020.04
5.5.10.0030.04020.10
5.5.00.0030.08319.95
5.4.450.0030.08319.45
5.4.440.0070.06019.36
5.4.430.0100.06719.36
5.4.420.0000.05019.41
5.4.410.0070.06319.24
5.4.400.0030.04318.91
5.4.390.0030.04319.02
5.4.380.0030.06019.10
5.4.370.0070.04319.23
5.4.360.0030.05319.16
5.4.350.0130.07018.95
5.4.340.0100.03719.07
5.4.320.0130.02718.98
5.4.310.0130.03018.98
5.4.300.0070.03719.04
5.4.290.0030.04019.02
5.4.280.0030.04719.07
5.4.270.0130.03019.05
5.4.260.0100.03318.75
5.4.250.0030.03719.05
5.4.240.0070.03719.05
5.4.230.0070.03718.77
5.4.220.0000.03719.02
5.4.210.0030.03319.04
5.4.200.0100.06018.99
5.4.190.0070.05718.97
5.4.180.0100.06019.13
5.4.170.0100.03018.93
5.4.160.0000.04018.79
5.4.150.0130.03019.02
5.4.140.0000.03716.24
5.4.130.0000.04016.21
5.4.120.0100.03016.28
5.4.110.0000.04716.26
5.4.100.0100.05016.25
5.4.90.0000.04016.45
5.4.80.0030.04016.23
5.4.70.0000.04016.32
5.4.60.0100.02716.19
5.4.50.0070.03716.20
5.4.40.0070.03016.27
5.4.30.0000.04316.41
5.4.20.0030.03716.30
5.4.10.0000.04016.19
5.4.00.0130.02715.62
5.3.290.0070.03714.66
5.3.280.0030.03714.54
5.3.270.0100.06714.56
5.3.260.0030.03714.55
5.3.250.0030.05714.54
5.3.240.0000.04714.44
5.3.230.0000.04014.57
5.3.220.0070.04314.56
5.3.210.0000.04014.50
5.3.200.0070.03714.54
5.3.190.0100.03014.38
5.3.180.0000.04014.50
5.3.170.0000.04714.38
5.3.160.0000.04014.41
5.3.150.0030.03714.55
5.3.140.0000.04014.54
5.3.130.0070.03314.45
5.3.120.0030.04314.52
5.3.110.0070.03314.48
5.3.100.0000.04013.89
5.3.90.0030.04013.84
5.3.80.0000.04013.99
5.3.70.0030.03314.02
5.3.60.0170.02013.96
5.3.50.0100.03013.79
5.3.40.0130.02713.85
5.3.30.0000.03713.88
5.3.20.0000.04013.63
5.3.10.0000.03713.59
5.3.00.0070.03713.61
5.2.170.0000.03011.02
5.2.160.0000.03010.93
5.2.150.0100.02711.13
5.2.140.0030.02711.02
5.2.130.0000.03011.14
5.2.120.0030.02711.14
5.2.110.0070.03711.16
5.2.100.0000.03310.91
5.2.90.0030.02710.96
5.2.80.0030.02710.88
5.2.70.0070.02711.07
5.2.60.0000.03011.02
5.2.50.0070.02711.08
5.2.40.0000.03010.96
5.2.30.0030.03010.81
5.2.20.0170.03010.79
5.2.10.0030.05310.89
5.2.00.0070.03310.71
5.1.60.0000.0579.82
5.1.50.0070.02710.02
5.1.40.0000.0539.80
5.1.30.0070.03310.41
5.1.20.0000.03010.35
5.1.10.0070.04310.10
5.1.00.0030.06010.06
5.0.50.0000.0239.65
5.0.40.0000.0379.65
5.0.30.0030.0609.65
5.0.20.0000.0239.65
5.0.10.0000.0409.65
5.0.00.0000.0579.65
4.4.90.0000.0179.65
4.4.80.0000.0179.65
4.4.70.0030.0279.65
4.4.60.0030.0339.65
4.4.50.0070.0109.65
4.4.40.0000.0539.65
4.4.30.0030.0339.65
4.4.20.0000.0439.65
4.4.10.0030.0339.65
4.4.00.0070.0509.65
4.3.110.0030.0339.65
4.3.100.0030.0309.65
4.3.90.0000.0279.65
4.3.80.0070.0439.65
4.3.70.0000.0279.65
4.3.60.0070.0309.65
4.3.50.0070.0239.65
4.3.40.0070.0439.65
4.3.30.0000.0309.65
4.3.20.0000.0339.65
4.3.10.0000.0379.65
4.3.00.0000.0379.65

preferences:
36.91 ms | 400 KiB | 5 Q