3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_replace('/([a-z]+)(?:-|$)/g','this-is-a-string', '\F1');

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)
8.3.60.0090.00918.39
8.3.50.0100.01221.14
8.3.40.0140.00718.77
8.3.30.0100.01019.01
8.3.20.0040.00420.16
8.3.10.0000.00821.83
8.3.00.0070.00022.52
8.2.180.0130.00318.16
8.2.170.0070.00722.96
8.2.160.0100.00320.34
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00819.54
8.2.110.0100.00320.91
8.2.100.0040.00717.72
8.2.90.0000.00819.09
8.2.80.0030.00617.97
8.2.70.0030.00517.38
8.2.60.0050.00317.80
8.2.50.0080.00018.10
8.2.40.0080.00020.34
8.2.30.0050.00617.90
8.2.20.0040.00417.53
8.2.10.0000.00817.42
8.2.00.0070.00317.41
8.1.280.0090.01225.92
8.1.270.0080.00022.14
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0100.01023.79
8.1.230.0070.00419.00
8.1.220.0070.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.10
8.1.190.0050.00317.27
8.1.180.0000.00718.10
8.1.170.0000.00818.52
8.1.160.0000.00722.12
8.1.150.0050.00318.37
8.1.140.0050.00217.31
8.1.130.0000.00817.73
8.1.120.0000.00817.32
8.1.110.0040.00417.34
8.1.100.0000.00817.30
8.1.90.0000.00717.22
8.1.80.0050.00217.31
8.1.70.0040.00417.20
8.1.60.0060.00317.45
8.1.50.0040.00417.34
8.1.40.0050.00217.41
8.1.30.0000.00717.52
8.1.20.0030.00517.37
8.1.10.0040.00417.35
8.1.00.0040.00417.38
8.0.300.0030.00518.77
8.0.290.0000.00816.58
8.0.280.0030.00318.22
8.0.270.0000.00716.99
8.0.260.0000.00616.79
8.0.250.0060.00016.77
8.0.240.0070.00416.83
8.0.230.0080.00016.75
8.0.220.0070.00016.84
8.0.210.0030.00316.83
8.0.200.0040.00416.74
8.0.190.0030.00616.81
8.0.180.0070.00016.83
8.0.170.0050.00216.73
8.0.160.0000.00716.85
8.0.150.0030.00416.71
8.0.140.0000.00716.83
8.0.130.0000.00513.23
8.0.120.0080.00016.66
8.0.110.0000.00816.86
8.0.100.0000.00716.73
8.0.90.0040.00416.70
8.0.80.0110.00416.76
8.0.70.0000.00716.70
8.0.60.0000.00716.83
8.0.50.0000.00716.64
8.0.30.0120.00616.87
8.0.20.0150.00417.40
8.0.10.0040.00416.82
8.0.00.0080.01016.73
7.4.330.0000.00415.00
7.4.320.0030.00316.42
7.4.300.0000.00616.36
7.4.290.0030.00316.45
7.4.280.0030.00316.34
7.4.270.0000.00616.36
7.4.260.0000.00716.51
7.4.250.0040.00416.42
7.4.240.0030.00316.46
7.4.230.0030.00316.35
7.4.220.0150.00316.32
7.4.210.0080.00816.40
7.4.200.0070.00016.52
7.4.190.0000.00716.61
7.4.160.0060.01016.20
7.4.150.0030.01317.40
7.4.140.0070.01117.86
7.4.130.0020.01516.42
7.4.120.0080.00916.51
7.4.110.0070.01016.37
7.4.100.0120.00916.39
7.4.90.0070.01516.22
7.4.80.0200.00319.39
7.4.70.0060.01516.33
7.4.60.0070.01016.37
7.4.50.0040.00416.33
7.4.40.0090.00622.77
7.4.30.0120.00616.64
7.4.00.0090.00814.67
7.3.330.0000.00513.09
7.3.320.0050.00012.91
7.3.310.0000.00616.05
7.3.300.0000.00616.20
7.3.290.0110.00416.18
7.3.280.0120.00616.15
7.3.270.0150.00617.40
7.3.260.0120.00616.19
7.3.250.0100.00716.06
7.3.240.0070.01016.25
7.3.230.0110.01116.39
7.3.210.0130.00316.11
7.3.200.0150.00319.39
7.3.190.0110.00616.27
7.3.180.0060.00916.18
7.3.170.0070.01416.43
7.3.160.0060.00916.31
7.3.120.0080.00714.68
7.3.110.0060.01214.81
7.3.100.0090.00614.94
7.3.90.0070.00714.63
7.3.80.0100.00714.92
7.3.70.0060.00614.65
7.3.60.0040.01114.79
7.3.50.0100.00314.45
7.3.40.0000.01214.51
7.3.30.0120.00314.64
7.3.20.0080.00416.61
7.3.10.0100.00716.70
7.3.00.0070.00816.22
7.2.330.0090.01016.36
7.2.320.0120.00616.24
7.2.310.0070.01116.49
7.2.300.0060.01016.17
7.2.290.0080.00816.34
7.2.250.0070.01114.89
7.2.240.0040.01414.68
7.2.230.0060.01214.95
7.2.220.0000.01415.04
7.2.210.0060.01214.66
7.2.200.0000.01314.87
7.2.190.0040.01214.86
7.2.180.0000.01514.88
7.2.170.0030.01314.76
7.2.80.0000.01216.51
7.1.330.0000.01315.72
7.1.320.0040.00815.77
7.1.310.0160.00015.67
7.1.300.0080.00515.76
7.1.290.0030.00715.71
7.1.280.0030.01015.70
7.1.270.0070.00715.77
7.1.260.0000.01415.75
7.1.200.0000.01015.65
7.1.70.0000.00916.86
7.1.60.0110.01119.82
7.1.50.0060.01616.62
7.1.00.0030.03322.34
7.0.200.0040.00416.74
7.0.140.0000.07722.12
7.0.60.0130.04720.00
7.0.50.0030.08317.80
7.0.40.0070.08320.08
7.0.30.0300.06320.09
7.0.20.0330.04320.09
7.0.10.0100.05020.21
7.0.00.0030.04320.19
5.6.280.0070.08720.82
5.6.210.0130.06720.71
5.6.200.0000.07318.18
5.6.190.0030.08320.61
5.6.180.0300.06320.67
5.6.170.0270.06020.38
5.6.160.0130.07320.52
5.6.150.0070.03718.21
5.6.140.0070.04018.16
5.6.130.0100.03318.21
5.6.120.0100.05321.03
5.6.110.0070.06321.00
5.6.100.0070.08721.08
5.6.90.0000.05720.87
5.6.80.0070.04720.43
5.5.350.0130.04720.46
5.5.340.0000.04317.95
5.5.330.0100.07320.21
5.5.320.0430.05720.20
5.5.310.0270.04020.21
5.5.300.0130.06017.95
5.5.290.0070.08017.99
5.5.280.0100.05320.64
5.5.270.0170.07320.86
5.5.260.0070.08320.86
5.5.250.0070.07320.65
5.5.240.0030.08320.23
5.4.450.0430.04019.57
5.4.440.0500.04719.45
5.4.430.0570.06019.13
5.4.420.0370.04019.57
5.4.410.0300.04719.38
5.4.400.0300.04319.06
5.4.390.0300.03719.25
5.4.380.0400.04719.09
5.4.370.0330.03718.93
5.4.360.0300.04019.06
5.4.350.0400.03019.22
5.4.340.0370.03718.79
5.4.320.0330.04019.05
5.4.310.0330.04018.88
5.4.300.0300.03318.78
5.4.290.0330.03318.80
5.4.280.0370.03019.13
5.4.270.0530.04719.09
5.4.260.0300.03718.80
5.4.250.0400.05018.88
5.4.240.0570.05319.07
5.4.230.0500.05719.04
5.4.220.0530.06718.92
5.4.210.0430.06719.24
5.4.200.0470.07019.15
5.4.190.0330.05719.24
5.4.180.0500.07019.09
5.4.170.0370.04319.14
5.4.160.0570.04019.11
5.4.150.0470.05719.06
5.4.140.0400.06316.29
5.4.130.0470.05716.22
5.4.120.0300.05016.31
5.4.110.0330.04316.39
5.4.100.0270.03716.49
5.4.90.0400.04716.31
5.4.80.0330.03016.37
5.4.70.0300.03716.37
5.4.60.0330.03016.20
5.4.50.0400.06016.18
5.4.40.0470.06316.43
5.4.30.0430.05716.39
5.4.20.0470.06016.36
5.4.10.0500.06016.36
5.4.00.0400.03715.77
5.3.290.0370.03014.61
5.3.280.0400.05314.43
5.3.270.0400.06714.41
5.3.260.0430.03014.58
5.3.250.0330.03714.51
5.3.240.0400.04014.52
5.3.230.0500.06314.45
5.3.220.0300.04314.40
5.3.210.0370.05714.40
5.3.200.0330.03314.61
5.3.190.0300.04714.51
5.3.180.0300.04014.51
5.3.170.0270.04014.41
5.3.160.0300.04714.39
5.3.150.0370.04014.54
5.3.140.0430.05014.38
5.3.130.0430.05014.40
5.3.120.0470.05714.59
5.3.110.0530.06314.57
5.3.100.0470.04713.88
5.3.90.0430.03013.92
5.3.80.0370.03713.87
5.3.70.0330.03714.04
5.3.60.0500.06013.95
5.3.50.0400.06013.79
5.3.40.0330.03313.89
5.3.30.0330.03313.74
5.3.20.0470.03013.56
5.3.10.0500.06013.52
5.3.00.0500.06713.41
5.2.170.0200.03710.98
5.2.160.0300.02311.29
5.2.150.0270.03011.16
5.2.140.0370.05011.05
5.2.130.0430.05311.27
5.2.120.0470.05011.14
5.2.110.0430.04711.03
5.2.100.0470.04711.25
5.2.90.0430.05711.25
5.2.80.0600.02710.93
5.2.70.0430.04710.93
5.2.60.0330.04711.20
5.2.50.0400.05010.92
5.2.40.0330.05310.95
5.2.30.0370.03711.02
5.2.20.0330.02310.99
5.2.10.0330.05710.76
5.2.00.0300.03710.72
5.1.60.0330.05010.63
5.1.50.0200.04310.63
5.1.40.0330.04310.63
5.1.30.0300.04310.63
5.1.20.0300.04010.63
5.1.10.0270.02710.63
5.1.00.0330.03710.63
5.0.50.0170.04310.63
5.0.40.0230.02710.63
5.0.30.0130.04010.63
5.0.20.0200.02310.63
5.0.10.0200.04010.63
5.0.00.0170.04310.63
4.4.90.0170.02010.63
4.4.80.0300.02310.63
4.4.70.0130.03310.63
4.4.60.0230.03010.63
4.4.50.0200.03010.63
4.4.40.0170.03010.63
4.4.30.0230.02710.63
4.4.20.0170.01710.63
4.4.10.0200.03310.63
4.4.00.0230.03310.63
4.3.110.0200.03010.63
4.3.100.0130.01710.63
4.3.90.0170.01710.63
4.3.80.0170.04010.63
4.3.70.0170.03310.63
4.3.60.0170.01710.63
4.3.50.0130.02010.63
4.3.40.0170.05010.63
4.3.30.0130.02310.63
4.3.20.0100.03710.63
4.3.10.0130.02710.63
4.3.00.0030.03010.63

preferences:
52.84 ms | 401 KiB | 5 Q