3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_replace('~(?>[\pZ\pC]+)$~u', '', str_repeat("\u{2029}", 20000) . 'x');

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)
8.3.60.0070.01018.68
8.3.50.0060.01323.06
8.3.40.0060.00918.84
8.3.30.0110.00419.02
8.3.20.0040.00420.24
8.3.10.0000.00821.71
8.3.00.0000.00819.84
8.2.180.0130.00716.75
8.2.170.0070.01422.96
8.2.160.0090.00620.53
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00422.16
8.2.120.0040.00426.35
8.2.110.0070.00321.15
8.2.100.0090.00318.16
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0040.00417.93
8.2.50.0000.00918.10
8.2.40.0000.00720.66
8.2.30.0040.00419.12
8.2.20.0050.00217.76
8.2.10.0000.00818.18
8.2.00.0040.00418.07
8.1.280.0150.00325.92
8.1.270.0040.00423.82
8.1.260.0060.00328.09
8.1.250.0040.00428.09
8.1.240.0040.00421.42
8.1.230.0090.00319.48
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0160.00017.25
8.1.190.0040.00417.25
8.1.180.0060.00318.10
8.1.170.0080.00018.66
8.1.160.0000.00722.15
8.1.150.0040.00418.96
8.1.140.0030.00519.65
8.1.130.0040.00417.77
8.1.120.0000.00717.58
8.1.110.0060.00317.54
8.1.100.0040.00417.58
8.1.90.0120.00017.54
8.1.80.0050.00317.48
8.1.70.0000.00817.48
8.1.60.0040.00417.72
8.1.50.0040.00417.49
8.1.40.0080.00017.66
8.1.30.0000.00817.63
8.1.20.0060.00317.75
8.1.10.0030.00517.57
8.1.00.0000.00817.52
8.0.300.0040.00418.77
8.0.290.0030.00617.00
8.0.280.0030.00318.56
8.0.270.0000.00817.37
8.0.260.0000.00617.32
8.0.250.0000.00717.31
8.0.240.0030.00517.25
8.0.230.0040.00417.25
8.0.220.0040.00417.14
8.0.210.0050.00317.12
8.0.200.0030.00617.14
8.0.190.0000.00817.22
8.0.180.0000.00717.19
8.0.170.0030.00617.08
8.0.160.0050.00217.14
8.0.150.0000.00717.01
8.0.140.0070.00017.06
8.0.130.0000.00713.52
8.0.120.0030.66617.00
8.0.110.0030.65617.04
8.0.100.0100.63117.08
8.0.90.0030.66617.13
8.0.80.0071.37617.07
8.0.70.0070.64117.19
8.0.60.0030.64417.13
8.0.50.0130.66117.13
8.0.30.0101.16717.26
8.0.20.0301.43517.40
8.0.10.0000.64517.03
8.0.00.0221.51417.06
7.4.330.0000.00515.16
7.4.320.0060.00016.61
7.4.300.0000.00616.78
7.4.290.0030.00316.80
7.4.280.0000.00816.74
7.4.270.0070.00016.69
7.4.260.0030.00316.67
7.4.250.0030.64116.75
7.4.240.0000.65416.81
7.4.230.0000.65516.80
7.4.220.0241.70116.82
7.4.210.0101.69616.64
7.4.200.0070.65316.88
7.4.160.0201.30016.68
7.4.150.0201.45417.40
7.4.140.0121.41617.86
7.4.130.0181.46616.70
7.4.120.0101.42116.64
7.4.110.0231.69216.55
7.4.100.0101.40616.50
7.4.90.0031.39116.67
7.4.80.0202.00019.39
7.4.70.0191.40716.58
7.4.60.0131.37716.76
7.4.50.0000.94816.66
7.4.40.0131.37116.64
7.4.30.0161.31316.84
7.4.00.0100.84215.10
7.3.330.0030.85913.32
7.3.320.0231.08413.45
7.3.310.0100.81416.29
7.3.300.0070.79916.52
7.3.290.0051.41116.48
7.3.280.0221.59316.43
7.3.270.0161.34317.40
7.3.260.0241.37216.53
7.3.250.0281.45916.57
7.3.240.0081.59516.50
7.3.230.0061.41016.46
7.3.210.0161.39916.49
7.3.200.0201.43916.46
7.3.190.0111.79616.40
7.3.180.0101.73416.73
7.3.170.0131.66116.52
7.3.160.0201.51116.50
7.2.330.0061.30116.58
7.2.320.0101.39716.46
7.2.310.0161.34416.78
7.2.300.0131.29916.66
7.2.290.0161.72816.75
7.2.80.0070.89416.64
7.2.60.0000.79116.61
7.2.00.0030.88019.42
7.1.200.0061.04815.90
7.1.70.0070.97917.03
7.1.60.0030.94919.45
7.1.00.0031.55022.29
7.0.200.0070.97916.71
7.0.100.0030.94320.01
7.0.90.0271.00719.94
7.0.80.0230.85720.05
7.0.70.0100.98719.95
7.0.60.0271.05719.99
7.0.50.0101.08320.39
7.0.40.0130.98720.13
7.0.30.0030.85720.17
7.0.20.0100.83720.11
7.0.10.0130.97720.12
7.0.00.0130.93020.16
5.6.250.0070.04020.91
5.6.240.0070.05020.89
5.6.230.0100.04721.00
5.6.220.0130.09020.98
5.6.210.0000.05320.89
5.6.200.0200.08721.21
5.6.190.0200.08321.28
5.6.180.0000.05021.26
5.6.170.0030.04321.30
5.6.160.0100.04721.29
5.6.150.0100.07321.18
5.6.140.0270.07321.29
5.6.130.0000.05721.27
5.6.120.0100.04321.27
5.6.110.0030.08321.17
5.6.100.0100.05321.17
5.6.90.0070.05021.25
5.6.80.0070.04720.63
5.6.70.0030.09720.72
5.6.60.0030.06020.73
5.6.50.0000.06720.67
5.6.40.0030.04020.64
5.6.30.0070.04020.64
5.6.20.0100.08720.71
5.6.10.0070.04720.53
5.6.00.0100.04020.61

preferences:
59.3 ms | 401 KiB | 5 Q