3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_replace('/(<centername>)/', "testing", " this is a test but it is <centername> not working"));

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)
8.3.60.0100.01018.43
8.3.50.0090.01221.27
8.3.40.0040.01118.79
8.3.30.0100.00320.39
8.3.20.0040.00420.30
8.3.10.0050.00320.97
8.3.00.0000.00822.57
8.2.180.0090.00916.75
8.2.170.0140.00022.96
8.2.160.0100.01022.25
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00020.92
8.2.110.0070.01419.26
8.2.100.0090.00317.91
8.2.90.0080.00019.09
8.2.80.0000.00719.34
8.2.70.0060.00317.63
8.2.60.0080.00317.80
8.2.50.0060.00318.07
8.2.40.0070.00018.09
8.2.30.0060.00319.34
8.2.20.0000.00817.61
8.2.10.0040.00417.59
8.2.00.0030.00717.69
8.1.280.0070.01025.92
8.1.270.0050.00223.99
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0140.00723.96
8.1.230.0040.00820.85
8.1.220.0030.00618.77
8.1.210.0080.00319.02
8.1.200.0060.00317.36
8.1.190.0080.00017.38
8.1.180.0050.00318.10
8.1.170.0090.00018.69
8.1.160.0070.00018.90
8.1.150.0000.00818.59
8.1.140.0000.00817.39
8.1.130.0000.00717.75
8.1.120.0050.00217.47
8.1.110.0050.00317.34
8.1.100.0000.00817.50
8.1.90.0000.00717.49
8.1.80.0050.00317.44
8.1.70.0070.00017.44
8.1.60.0000.00917.57
8.1.50.0040.00417.60
8.1.40.0000.00817.45
8.1.30.0060.00317.67
8.1.20.0060.00317.71
8.1.10.0060.00317.57
8.1.00.0030.00617.46
8.0.300.0040.00419.90
8.0.290.0040.00416.93
8.0.280.0030.00318.39
8.0.270.0040.00417.20
8.0.260.0000.00616.84
8.0.250.0000.00716.88
8.0.240.0000.00916.88
8.0.230.0070.00017.00
8.0.220.0000.00716.81
8.0.210.0070.00016.82
8.0.200.0000.00716.92
8.0.190.0050.00216.87
8.0.180.0030.00516.83
8.0.170.0040.00416.91
8.0.160.0000.00717.04
8.0.150.0000.00816.73
8.0.140.0030.00716.86
8.0.130.0030.00313.38
8.0.120.0040.00416.86
8.0.110.0030.00616.84
8.0.100.0040.00416.79
8.0.90.0040.00416.90
8.0.80.0060.00916.82
8.0.70.0050.00216.96
8.0.60.0050.00216.81
8.0.50.0030.00516.93
8.0.30.0170.00416.95
8.0.20.0070.01117.40
8.0.10.0000.00817.08
8.0.00.0090.01116.84
7.4.330.0050.00016.73
7.4.320.0000.00616.52
7.4.300.0030.00316.69
7.4.290.0000.00716.59
7.4.280.0070.00016.68
7.4.270.0070.00016.56
7.4.260.0000.00713.47
7.4.250.0040.00416.55
7.4.240.0020.00516.57
7.4.230.0040.00416.34
7.4.220.0060.01216.62
7.4.210.0080.00916.62
7.4.200.0030.00316.77
7.4.190.0030.00316.73
7.4.160.0090.00616.35
7.4.150.0100.01717.40
7.4.140.0090.00917.86
7.4.130.0050.01116.58
7.4.120.0100.00616.60
7.4.110.0100.01116.51
7.4.100.0210.00616.41
7.4.90.0140.00316.47
7.4.80.0100.01019.39
7.4.70.0110.01116.59
7.4.60.0080.00816.55
7.4.50.0050.00216.38
7.4.40.0120.00322.77
7.4.30.0100.01216.58
7.4.00.0030.01215.12
7.3.330.0000.00513.27
7.3.320.0000.00513.20
7.3.310.0000.00816.43
7.3.300.0030.00316.28
7.3.290.0100.00516.27
7.3.280.0090.00716.31
7.3.270.0030.01317.40
7.3.260.0190.00018.24
7.3.250.0130.00416.57
7.3.240.0060.01116.60
7.3.230.0100.00716.39
7.3.210.0000.01616.69
7.3.200.0110.00919.39
7.3.190.0170.00416.42
7.3.180.0070.01016.50
7.3.170.0060.00916.44
7.3.160.0090.01116.38
7.3.120.0070.00715.05
7.2.330.0090.00916.50
7.2.320.0030.01916.66
7.2.310.0130.00616.58
7.2.300.0000.01716.53
7.2.290.0000.01816.60
7.2.00.0200.00319.57
7.1.100.0040.00817.99
7.1.70.0020.00517.29
7.1.60.0180.00719.17
7.1.50.0120.00917.13
7.1.00.0030.03322.36
7.0.200.0170.00416.45
7.0.140.0100.06721.91
7.0.100.0230.07319.98
7.0.90.0070.05719.91
7.0.80.0070.07719.98
7.0.70.0030.06319.98
7.0.60.0030.04320.04
7.0.50.0070.04020.38
7.0.40.0000.05020.09
7.0.30.0070.04020.12
7.0.20.0100.08020.13
7.0.10.0130.07320.04
7.0.00.0130.04720.11
5.6.280.0130.06321.06
5.6.250.0170.06720.48
5.6.240.0030.04320.71
5.6.230.0000.04720.48
5.6.220.0070.03720.63
5.6.210.0030.05320.59
5.6.200.0030.04721.13
5.6.190.0100.04021.07
5.6.180.0000.06021.02
5.6.170.0130.07321.08
5.6.160.0070.08721.16
5.6.150.0070.05021.02
5.6.140.0070.04320.93
5.6.130.0030.05021.16
5.6.120.0070.06020.99
5.6.110.0070.04321.09
5.6.100.0100.08321.05
5.6.90.0100.03320.98
5.6.80.0070.06020.48
5.6.70.0100.07720.30
5.6.60.0030.07020.44
5.6.50.0000.06720.39
5.6.40.0100.04720.42
5.6.30.0100.06720.29
5.6.20.0100.07020.30
5.6.10.0100.04720.30
5.6.00.0070.04720.39
5.5.380.0100.07720.38
5.5.370.0100.07320.41
5.5.360.0000.04720.34
5.5.350.0070.03720.41
5.5.340.0030.04320.82
5.5.330.0100.03320.63
5.5.320.0030.04320.63
5.5.310.0000.04720.90
5.5.300.0130.06720.86
5.5.290.0100.07720.86
5.5.280.0070.06320.90
5.5.270.0030.07720.79
5.5.260.0100.03720.88
5.5.250.0170.05720.58
5.5.240.0070.03720.20
5.5.230.0070.03720.27
5.5.220.0130.06720.20
5.5.210.0030.04720.19
5.5.200.0130.07320.12
5.5.190.0130.04320.10
5.5.180.0070.05320.24
5.5.160.0130.06319.98
5.5.150.0030.03320.13
5.5.140.0130.06020.19
5.5.130.0070.07720.21
5.5.120.0070.07020.22
5.5.110.0070.04020.16
5.5.100.0100.04020.15
5.5.90.0070.05320.13
5.5.80.0170.06020.05
5.5.70.0130.03719.95
5.5.60.0100.04020.02
5.5.50.0100.07720.08
5.5.40.0100.04720.04
5.5.30.0030.05719.92
5.5.20.0100.03720.04
5.5.10.0070.03720.10
5.5.00.0070.03720.01
5.4.450.0030.04319.45
5.4.440.0030.04719.47
5.4.430.0070.05319.11
5.4.420.0100.03719.41
5.4.410.0130.03019.17
5.4.400.0100.03319.07
5.4.390.0070.07018.96
5.4.380.0070.06718.98
5.4.370.0030.07319.10
5.4.360.0100.03319.13
5.4.350.0270.02718.89
5.4.340.0170.07019.10
5.4.320.0100.05018.81
5.4.310.0030.05319.06
5.4.300.0030.04018.96
5.4.290.0170.05318.97
5.4.280.0170.03018.98
5.4.270.0100.05319.11
5.4.260.0070.03719.02
5.4.250.0070.06019.11
5.4.240.0030.05318.93
5.4.230.0030.04719.06
5.4.220.0100.05319.05
5.4.210.0200.06719.02
5.4.200.0070.09019.04
5.4.190.0070.04019.03
5.4.180.0070.06319.02
5.4.170.0030.04018.89
5.4.160.0030.07718.76
5.4.150.0070.04019.05
5.4.140.0070.07016.00
5.4.130.0030.03716.30
5.4.120.0030.04016.21
5.4.110.0100.02716.23
5.4.100.0000.04016.38
5.4.90.0070.04716.45
5.4.80.0130.07016.39
5.4.70.0100.05716.20
5.4.60.0070.05716.35
5.4.50.0130.02716.24
5.4.40.0070.03716.39
5.4.30.0030.03716.35
5.4.20.0200.04016.41
5.4.10.0100.04016.28
5.4.00.0170.04315.67
5.3.290.0100.07314.62
5.3.280.0130.05014.57
5.3.270.0130.04014.46
5.3.260.0170.07314.56
5.3.250.0070.03714.51
5.3.240.0030.06014.41
5.3.230.0030.04014.54
5.3.220.0100.07314.38
5.3.210.0030.05714.52
5.3.200.0070.04014.41
5.3.190.0070.04014.39
5.3.180.0030.04714.53
5.3.170.0170.07314.52
5.3.160.0030.04714.57
5.3.150.0170.03314.42
5.3.140.0070.03314.41
5.3.130.0070.03714.36
5.3.120.0030.04014.53
5.3.110.0000.08714.40
5.3.100.0000.07714.00
5.3.90.0030.03713.92
5.3.80.0100.03314.00
5.3.70.0070.06713.87
5.3.60.0070.07713.96
5.3.50.0130.05013.92
5.3.40.0030.04013.88
5.3.30.0000.04013.77
5.3.20.0000.06013.45
5.3.10.0030.06713.63
5.3.00.0070.07013.59
5.2.170.0070.06312.36
5.2.160.0070.05312.36
5.2.150.0000.04712.36
5.2.140.0030.05712.36
5.2.130.0070.06012.36
5.2.120.0030.05712.36
5.2.110.0100.03012.36
5.2.100.0170.04312.36
5.2.90.0030.04712.36
5.2.80.0070.05312.36
5.2.70.0100.05312.36
5.2.60.0030.03712.36
5.2.50.0030.05312.36
5.2.40.0030.05012.36
5.2.30.0030.03712.36
5.2.20.0030.03712.36
5.2.10.0030.05012.36
5.2.00.0130.05312.36
5.1.60.0070.05012.36
5.1.50.0130.04712.36
5.1.40.0070.02712.36
5.1.30.0070.05312.36
5.1.20.0130.02712.36
5.1.10.0030.04012.36
5.1.00.0000.03312.36
5.0.50.0030.04012.36
5.0.40.0100.03712.36
5.0.30.0030.05712.36
5.0.20.0030.04012.36
5.0.10.0100.03312.36
5.0.00.0130.07312.36
4.4.90.0030.02312.36
4.4.80.0030.01712.36
4.4.70.0030.02312.36
4.4.60.0070.02312.36
4.4.50.0030.02012.36
4.4.40.0030.04312.36
4.4.30.0070.01712.36
4.4.20.0000.03312.36
4.4.10.0000.02712.36
4.4.00.0000.05712.36
4.3.110.0070.02712.36
4.3.100.0000.03012.36
4.3.90.0030.03012.36
4.3.80.0000.02712.36
4.3.70.0070.03012.36
4.3.60.0070.03012.36
4.3.50.0030.03312.36
4.3.40.0030.05012.36
4.3.30.0000.02012.36
4.3.20.0000.01712.36
4.3.10.0000.01712.36
4.3.00.0030.02312.36

preferences:
41.64 ms | 401 KiB | 5 Q