3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('~(a)*~', str_repeat('a', 11000), $match); var_dump($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)
8.3.60.0100.00716.50
8.3.50.0050.01317.57
8.3.40.0150.00618.96
8.3.30.0120.00318.88
8.3.20.0000.00818.94
8.3.10.0050.00320.96
8.3.00.0060.00919.75
8.2.180.0070.01118.54
8.2.170.0090.00622.96
8.2.160.0110.00321.15
8.2.150.0070.00024.18
8.2.140.0060.00324.66
8.2.130.0050.00326.16
8.2.120.0080.00019.89
8.2.110.0050.00522.55
8.2.100.0130.00017.74
8.2.90.0000.00818.28
8.2.80.0050.00317.93
8.2.70.0080.00417.75
8.2.60.0000.00817.93
8.2.50.0030.00518.07
8.2.40.0040.00418.22
8.2.30.0000.00718.19
8.2.20.0070.00017.90
8.2.10.0000.00717.94
8.2.00.0000.00817.77
8.1.280.0070.00725.92
8.1.270.0040.00424.66
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0060.00319.39
8.1.230.0070.00321.16
8.1.220.0030.00517.74
8.1.210.0030.00519.07
8.1.200.0040.00417.60
8.1.190.0080.00017.52
8.1.180.0000.00918.10
8.1.170.0040.00418.94
8.1.160.0000.00818.98
8.1.150.0080.00018.90
8.1.140.0030.00517.62
8.1.130.0050.00217.88
8.1.120.0070.00017.70
8.1.110.0000.00717.64
8.1.100.0040.00417.57
8.1.90.0040.00417.53
8.1.80.0070.00017.57
8.1.70.0040.00417.66
8.1.60.0040.00417.84
8.1.50.0040.00417.66
8.1.40.0040.00417.71
8.1.30.0050.00317.77
8.1.20.0060.00317.86
8.1.10.0000.00817.79
8.1.00.0000.00717.68
8.0.300.0040.00420.29
8.0.290.0070.00016.88
8.0.280.0040.00418.45
8.0.270.0030.00416.92
8.0.260.0030.00316.97
8.0.250.0000.00717.16
8.0.240.0040.00417.07
8.0.230.0040.00417.17
8.0.220.0030.00316.98
8.0.210.0050.00317.07
8.0.200.0040.00417.04
8.0.190.0000.00917.11
8.0.180.0040.00417.02
8.0.170.0030.00617.00
8.0.160.0040.00417.11
8.0.150.0040.00417.02
8.0.140.0070.00416.95
8.0.130.0050.00013.55
8.0.120.0050.00217.11
8.0.110.0080.00017.04
8.0.100.0070.00017.04
8.0.90.0000.00716.89
8.0.80.0100.00617.09
8.0.70.0000.00816.89
8.0.60.0030.00616.96
8.0.50.0030.00516.93
8.0.30.0120.00717.48
8.0.20.0100.00817.13
8.0.10.0080.00017.16
8.0.00.0150.00616.96
7.4.330.0000.00513.06
7.4.320.0060.00016.71
7.4.300.0030.00316.76
7.4.290.0030.00316.63
7.4.280.0080.00316.77
7.4.270.0080.00016.82
7.4.260.0000.00613.49
7.4.250.0030.00516.84
7.4.240.0070.00016.67
7.4.230.0000.00716.57
7.4.220.0110.00716.82
7.4.210.0110.00516.83
7.4.200.0050.00316.60
7.4.190.0050.00216.93
7.4.160.0070.01016.61
7.4.150.0090.00916.52
7.4.140.0150.01316.63
7.4.130.0100.01016.70
7.4.120.0100.00616.70
7.4.110.0070.01016.60
7.4.100.0140.00416.72
7.4.90.0150.00316.79
7.4.80.0130.01016.75
7.4.70.0100.00716.84
7.4.60.0120.00616.56
7.4.50.0000.00516.54
7.4.40.0070.01016.71
7.4.30.0130.00316.76
7.4.00.0080.00915.13
7.3.330.0000.00713.27
7.3.320.0000.00513.38
7.3.310.0030.00316.51
7.3.300.0030.00316.42
7.3.290.0040.01116.49
7.3.280.0060.01116.49
7.3.270.0120.01316.70
7.3.260.0080.00916.57
7.3.250.0070.01116.75
7.3.240.0070.01316.42
7.3.230.0100.01016.50
7.3.210.0070.01016.82
7.3.200.0130.00319.39
7.3.190.0080.00816.76
7.3.180.0140.00516.67
7.3.170.0060.01216.68
7.3.160.0080.00816.66
7.3.120.0080.00715.03
7.3.110.0100.00715.13
7.3.100.0150.00015.20
7.3.90.0060.00314.99
7.3.80.0040.01114.95
7.3.70.0130.00615.10
7.3.60.0060.00614.89
7.3.50.0030.01415.05
7.3.40.0030.00615.08
7.3.30.0100.00014.89
7.3.20.0040.01216.88
7.3.10.0000.01016.64
7.3.00.0080.00416.90
7.2.330.0060.01116.53
7.2.320.0070.01016.68
7.2.310.0180.00616.69
7.2.300.0060.01316.79
7.2.290.0160.00016.52
7.2.250.0150.00415.05
7.2.240.0030.01615.27
7.2.230.0000.01514.92
7.2.220.0060.00314.86
7.2.210.0100.01015.02
7.2.200.0060.00615.08
7.2.190.0060.00914.94
7.2.180.0090.00615.06
7.2.170.0000.00914.93
7.2.60.0090.00617.09
7.2.00.0060.00619.59
7.1.330.0040.01115.98
7.1.320.0070.00715.73
7.1.310.0000.01516.06
7.1.300.0040.01115.98
7.1.290.0040.00415.98
7.1.280.0030.01015.95
7.1.270.0090.00315.99
7.1.260.0030.01015.90
7.1.200.0040.00815.88
7.1.100.0070.00718.06
7.1.70.0040.00417.37
7.1.60.0090.01519.40
7.1.50.0100.01017.17
7.1.00.0070.07322.61
7.0.200.0000.01116.81
7.0.140.0030.07722.19
7.0.120.0070.05722.05
7.0.60.0030.08320.05
7.0.50.0100.07717.81
7.0.40.0000.04719.94
7.0.30.0300.05320.20
7.0.20.0230.03320.24
7.0.10.0070.08020.23
7.0.00.0170.07720.20
5.6.280.0100.07029.09
5.6.210.0130.07728.58
5.6.200.0100.08026.03
5.6.190.0030.04728.26
5.6.180.0130.04328.32
5.6.170.0330.03028.33
5.6.160.0070.05728.18
5.6.150.0100.06726.05
5.6.140.0100.06726.05
5.6.130.0100.04026.05
5.6.120.0100.08329.02
5.6.110.0130.08028.94
5.6.100.0100.05328.94
5.6.90.0130.06328.97
5.6.80.0100.08728.35
5.5.350.0200.04328.44
5.5.340.0100.03725.94
5.5.330.0070.08727.92
5.5.320.0170.05328.14
5.5.310.0330.07328.00
5.5.300.0130.07725.86
5.5.290.0170.04725.93
5.5.280.0100.08728.70
5.5.270.0070.08028.83
5.5.260.0030.05328.70
5.5.250.0070.07028.53
5.5.240.0070.03728.24
5.4.450.0070.08027.02
5.4.440.0070.08327.02
5.4.430.0070.07327.18
5.4.420.0270.06327.42
5.4.410.0200.06726.89
5.4.400.0030.07326.90
5.4.390.0070.05726.81
5.4.380.0170.06326.82
5.4.370.0170.07326.86
5.4.360.0070.04727.08
5.4.350.0170.07726.89
5.4.340.0070.04726.82
5.4.320.0070.04026.82
5.4.310.0070.05026.82
5.4.300.0030.08026.77
5.4.290.0070.08027.07
5.4.280.0100.03726.69
5.4.270.0070.06026.86
5.4.260.0100.05026.98
5.4.250.0100.07026.68
5.4.240.0100.07726.79
5.4.230.0100.04726.81
5.4.220.0230.06726.97
5.4.210.0130.07327.01
5.4.200.0130.07026.71
5.4.190.0170.06726.93
5.4.180.0130.05026.97
5.4.170.0130.08026.91
5.4.160.0100.03726.90
5.4.150.0100.06026.96
5.4.140.0100.03724.28
5.4.130.0070.03324.21
5.4.120.0100.03024.28
5.4.110.0070.03324.11
5.4.100.0070.03324.13
5.4.90.0000.04024.20
5.4.80.0030.03724.19
5.4.70.0070.03324.11
5.4.60.0070.03324.12
5.4.50.0070.03324.20
5.4.40.0130.02724.11
5.4.30.0000.04024.08
5.4.20.0100.03024.17
5.4.10.0030.03724.18
5.4.00.0030.03723.75
5.3.290.0070.03722.38
5.3.280.0130.06722.31
5.3.270.0100.06722.36
5.3.260.0070.07022.37
5.3.250.0170.04322.34
5.3.240.0000.04022.43
5.3.230.0070.03722.32
5.3.220.0070.03722.30
5.3.210.0070.03322.38
5.3.200.0000.04022.39
5.3.190.0070.03722.30
5.3.180.0030.03722.15
5.3.170.0070.03722.34
5.3.160.0000.04022.26
5.3.150.0030.03722.32
5.3.140.0100.03022.14
5.3.130.0130.03722.29
5.3.120.0070.03322.30
5.3.110.0070.03722.27
5.3.100.0100.03721.77
5.3.90.0100.03321.76
5.3.80.0030.03721.66
5.3.70.0030.04021.79
5.3.60.0000.04021.66
5.3.50.0030.03721.63
5.3.40.0070.03321.63
5.3.30.0070.03721.57
5.3.20.0070.03321.45
5.3.10.0030.03321.42
5.3.00.0100.03021.32
5.2.170.0030.03018.95
5.2.160.0000.03318.77
5.2.150.0030.03018.84
5.2.140.0070.03318.77
5.2.130.0030.02718.77
5.2.120.0030.03018.75
5.2.110.0100.02318.82
5.2.100.0000.03018.73
5.2.90.0070.02718.76
5.2.80.0030.03018.82
5.2.70.0030.03018.82
5.2.60.0070.02718.85
5.2.50.0030.03018.73
5.2.40.0070.02718.59
5.2.30.0030.03018.61
5.2.20.0030.02718.59
5.2.10.0130.05718.55
5.2.00.0130.06018.50
5.1.60.0070.03317.77
5.1.50.0030.06317.77
5.1.40.0100.05017.73
5.1.30.0100.04318.14
5.1.20.0030.05318.13
5.1.10.0070.05017.75
5.1.00.0100.05017.87
5.0.50.0070.04716.32
5.0.40.0030.04316.04
5.0.30.0030.03316.07
5.0.20.0100.04316.04
5.0.10.0030.04015.88
5.0.00.0030.03715.98
4.4.90.0000.01713.79
4.4.80.0070.01013.74
4.4.70.0000.02013.70
4.4.60.0030.02713.70
4.4.50.0030.04013.74
4.4.40.0070.05313.70
4.4.30.0100.03713.77
4.4.20.0030.01713.79
4.4.10.0070.02713.79
4.4.00.0070.05713.80
4.3.110.0070.02013.66
4.3.100.0030.01713.64
4.3.90.0070.03313.75
4.3.80.0100.04713.63
4.3.70.0030.03713.62
4.3.60.0030.04013.67
4.3.50.0030.04013.63
4.3.40.0130.03313.66
4.3.30.0070.02712.35
4.3.20.0030.02712.42
4.3.10.0070.02312.40
4.3.00.0030.02012.41

preferences:
42.95 ms | 401 KiB | 5 Q