3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('~(a)*~', str_repeat('a', 90000), $match); var_dump($match);

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)
8.3.40.0090.00618.77
8.3.30.0100.01019.06
8.3.20.0070.00020.59
8.3.10.0060.00323.73
8.3.00.0030.00619.63
8.2.170.0120.00322.96
8.2.160.0100.00720.53
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0130.00626.16
8.2.120.0070.00322.50
8.2.110.0100.00022.50
8.2.100.0080.00418.16
8.2.90.0000.01019.17
8.2.80.0000.00818.05
8.2.70.0070.00317.88
8.2.60.0030.00618.05
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0000.00718.19
8.2.20.0000.00817.96
8.2.10.0040.00418.27
8.2.00.0030.00718.07
8.1.270.0030.00624.13
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00924.21
8.1.230.0090.00319.40
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0000.00917.48
8.1.190.0000.00817.55
8.1.180.0000.00818.10
8.1.170.0080.00018.95
8.1.160.0030.00622.20
8.1.150.0000.00718.93
8.1.140.0000.00717.65
8.1.130.0050.00318.00
8.1.120.0070.00017.77
8.1.110.0040.00417.73
8.1.100.0070.00017.75
8.1.90.0000.00717.72
8.1.80.0000.00717.78
8.1.70.0000.00817.61
8.1.60.0050.00317.93
8.1.50.0050.00317.81
8.1.40.0080.00017.80
8.1.30.0080.00017.79
8.1.20.0000.00817.96
8.1.10.0000.00717.85
8.1.00.0050.00317.80
8.0.300.0040.00418.77
8.0.290.0040.00417.30
8.0.280.0040.00418.53
8.0.270.0030.00317.46
8.0.260.0030.00317.10
8.0.250.0030.00317.23
8.0.240.0040.00417.22
8.0.230.0000.00717.23
8.0.220.0070.00017.04
8.0.210.0050.00217.07
8.0.200.0030.00317.19
8.0.190.0040.00317.21
8.0.180.0070.00017.16
8.0.170.0030.00517.08
8.0.160.0070.00017.14
8.0.150.0040.00417.06
8.0.140.0050.00217.15
8.0.130.0040.00413.62
8.0.120.0030.00517.11
8.0.110.0000.00817.04
8.0.100.0030.00517.04
8.0.90.0000.00717.16
8.0.80.0030.01317.16
8.0.70.0000.00717.18
8.0.60.0040.00417.19
8.0.50.0000.00817.17
8.0.30.0120.00817.34
8.0.20.0060.01217.40
8.0.10.0070.00417.26
8.0.00.0120.00717.13
7.4.330.0000.00515.01
7.4.320.0060.00016.95
7.4.300.0030.00316.78
7.4.290.0070.00016.95
7.4.280.0080.00016.84
7.4.270.0070.00016.93
7.4.260.0040.00416.85
7.4.250.0040.00416.77
7.4.240.0020.00516.92
7.4.230.0070.00016.98
7.4.220.0120.01216.95
7.4.210.0040.01116.87
7.4.200.0040.00416.92
7.4.190.0040.00416.90
7.4.160.0100.00516.94
7.4.150.0160.00417.40
7.4.140.0090.01117.86
7.4.130.0070.01416.87
7.4.120.0050.01216.93
7.4.110.0100.01716.78
7.4.100.0070.01116.84
7.4.90.0080.01116.72
7.4.80.0080.00819.39
7.4.70.0120.01016.91
7.4.60.0180.00616.76
7.4.50.0050.00316.48
7.4.40.0090.00622.77
7.4.30.0040.01216.76
7.4.00.0090.00915.43
7.3.330.0030.00313.38
7.3.320.0000.00613.41
7.3.310.0030.00616.55
7.3.300.0030.00316.54
7.3.290.0100.00316.60
7.3.280.0080.01116.54
7.3.270.0000.01817.40
7.3.260.0090.00916.70
7.3.250.0100.01016.69
7.3.240.0120.00616.57
7.3.230.0100.00716.53
7.3.210.0140.00416.70
7.3.200.0070.01119.39
7.3.190.0030.01316.59
7.3.180.0060.01016.57
7.3.170.0100.01316.78
7.3.160.0100.00716.80
7.3.120.0030.01015.09
7.2.330.0120.00616.77
7.2.320.0170.00716.77
7.2.310.0090.01316.66
7.2.300.0100.00616.50
7.2.290.0110.00516.78
7.2.60.0070.00716.88
7.2.00.0070.00719.32
7.1.200.0000.01315.93
7.1.100.0070.01018.38
7.1.70.0000.00917.43
7.1.60.0060.01919.33
7.1.50.0090.01316.82
7.1.00.0000.08722.59
7.0.200.0090.00016.91
7.0.140.0070.07021.96
7.0.100.0400.08020.07
7.0.90.0500.07320.02
7.0.80.0500.08320.08
7.0.70.0400.07020.05
7.0.60.0370.08319.89
7.0.50.0670.07020.38
7.0.40.0070.08020.06
7.0.30.0170.07720.09
7.0.20.0000.08720.09
7.0.10.0070.07720.03
7.0.00.0070.08719.95
5.6.280.0100.07028.94
5.6.250.0130.07028.59
5.6.240.0130.07728.55
5.6.230.0070.04728.66
5.6.220.0100.07328.66
5.6.210.0100.07728.49
5.6.200.0070.08329.02
5.6.190.0100.05029.00
5.6.180.0070.04029.06
5.6.170.0070.07329.05
5.6.160.0030.04329.06
5.6.150.0070.08029.14
5.6.140.0130.07329.07
5.6.130.0130.08029.09
5.6.120.0170.08329.06
5.6.110.0000.06329.10
5.6.100.0170.07329.06
5.6.90.0100.08328.96
5.6.80.0070.08028.48
5.6.70.0130.07328.38
5.6.60.0170.07728.37
5.6.50.0100.07728.42
5.6.40.0070.08328.41
5.6.30.0130.06728.51
5.6.20.0070.07028.46
5.6.10.0100.07728.59
5.6.00.0230.06728.40
5.5.380.0200.07028.57
5.5.370.0070.03728.57
5.5.360.0100.08328.56
5.5.350.0170.07328.46
5.5.340.0070.08728.79
5.5.330.0100.08028.98
5.5.320.0100.07028.95
5.5.310.0130.08028.98
5.5.300.0070.07728.97
5.5.290.0100.07728.85
5.5.280.0130.06028.95
5.5.270.0200.07328.94
5.5.260.0130.07328.80
5.5.250.0000.04728.70
5.5.240.0100.07728.21
5.5.230.0130.07028.28
5.5.220.0000.04328.26
5.5.210.0100.06328.23
5.5.200.0070.08328.33
5.5.190.0030.06328.16
5.5.180.0070.08028.18
5.5.160.0130.03728.15
5.5.150.0070.08028.32
5.5.140.0070.07728.16
5.5.130.0130.06028.21
5.5.120.0100.07028.27
5.5.110.0100.07728.23
5.5.100.0170.07328.07
5.5.90.0070.08027.99
5.5.80.0130.03028.12
5.5.70.0100.08028.05
5.5.60.0100.07328.15
5.5.50.0170.07328.09
5.5.40.0200.03028.16
5.5.30.0130.06728.14
5.5.20.0130.07028.16
5.5.10.0100.08028.09
5.5.00.0200.02728.17
5.4.450.0200.06727.27
5.4.440.0030.08327.46
5.4.430.0030.08327.40
5.4.420.0070.07727.40
5.4.410.0200.06326.97
5.4.400.0200.06326.99
5.4.390.0100.07327.03
5.4.380.0130.07327.14
5.4.370.0070.08026.95
5.4.360.0070.08326.81
5.4.350.0100.07727.03
5.4.340.0100.07727.04
5.4.320.0100.07326.95
5.4.310.0100.07326.98
5.4.300.0070.07327.10
5.4.290.0030.04327.03
5.4.280.0170.06726.95
5.4.270.0070.07026.80
5.4.260.0070.07726.94
5.4.250.0100.07726.79
5.4.240.0100.07027.02
5.4.230.0070.04326.93
5.4.220.0170.06326.90
5.4.210.0200.07326.80
5.4.200.0230.05726.93
5.4.190.0100.07727.09
5.4.180.0170.06327.12
5.4.170.0100.07726.93
5.4.160.0130.06726.86
5.4.150.0070.08027.07
5.4.140.0070.08024.18
5.4.130.0170.06024.25
5.4.120.0070.05024.19
5.4.110.0070.06724.26
5.4.100.0070.07724.26
5.4.90.0100.07324.43
5.4.80.0030.05324.27
5.4.70.0130.06724.33
5.4.60.0100.07024.22
5.4.50.0070.07324.44
5.4.40.0100.07324.28
5.4.30.0130.07024.27
5.4.20.0070.03724.17
5.4.10.0100.06724.28
5.4.00.0170.06023.49
5.3.290.0230.06022.40
5.3.280.0100.07722.39
5.3.270.0200.06722.44
5.3.260.0100.07322.29
5.3.250.0100.07722.49
5.3.240.0130.07022.48
5.3.230.0030.08322.34
5.3.220.0170.07022.32
5.3.210.0130.07322.36
5.3.200.0070.07022.30
5.3.190.0030.04322.32
5.3.180.0000.08322.38
5.3.170.0070.08022.28
5.3.160.0100.07022.38
5.3.150.0100.03322.45
5.3.140.0030.08722.37
5.3.130.0100.08022.23
5.3.120.0030.08322.44
5.3.110.0070.07322.37
5.3.100.0100.07721.84
5.3.90.0130.06021.89
5.3.80.0030.08321.75
5.3.70.0270.05721.84
5.3.60.0170.05721.68
5.3.50.0100.04321.70
5.3.40.0070.07721.78
5.3.30.0100.07721.59
5.3.20.0100.06721.45
5.3.10.0000.04021.43
5.3.00.0130.05021.42
5.2.170.0030.06718.85
5.2.160.0130.05018.91
5.2.150.0070.06318.96
5.2.140.0030.05718.99
5.2.130.0030.04018.75
5.2.120.0100.05318.90
5.2.110.0100.06318.91
5.2.100.0030.06318.91
5.2.90.0170.05318.77
5.2.80.0130.04718.84
5.2.70.0070.07018.69
5.2.60.0130.06018.83
5.2.50.0230.05018.75
5.2.40.0030.05018.72
5.2.30.0070.05718.73
5.2.20.0100.05318.84
5.2.10.0130.05718.70
5.2.00.0070.03318.45
5.1.60.0100.05017.92
5.1.50.0070.05017.74
5.1.40.0100.05017.83
5.1.30.0070.05018.21
5.1.20.0000.03018.26
5.1.10.0100.05717.93
5.1.00.0130.05017.93
5.0.50.0100.02716.43
5.0.40.0070.02716.16
5.0.30.0070.04016.05
5.0.20.0100.04016.13
5.0.10.0100.04016.02
5.0.00.0030.06715.89
4.4.90.0070.03713.74
4.4.80.0070.03013.71
4.4.70.0100.02713.75
4.4.60.0070.03713.81
4.4.50.0000.03713.84
4.4.40.0030.05013.76
4.4.30.0100.03013.80
4.4.20.0100.03313.87
4.4.10.0030.03313.80
4.4.00.0030.04013.75
4.3.110.0200.02313.74
4.3.100.0070.03313.75
4.3.90.0030.03313.74
4.3.80.0030.04713.63
4.3.70.0100.03313.66
4.3.60.0030.04013.73
4.3.50.0070.03713.63
4.3.40.0070.05313.68
4.3.30.0000.04012.42
4.3.20.0070.03712.49
4.3.10.0070.03712.36
4.3.00.0070.03712.43

preferences:
46.46 ms | 400 KiB | 5 Q