3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "? ? foo ? bar ? ?"; echo '"' . trim($str, '?') . '"';

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)
8.3.70.0060.00916.63
8.3.60.0100.01016.75
8.3.50.0150.00621.27
8.3.40.0070.00718.53
8.3.30.0030.01218.73
8.3.20.0080.00018.73
8.3.10.0000.00820.15
8.3.00.0040.00420.80
8.2.190.0150.00616.63
8.2.180.0070.00718.04
8.2.170.0110.00322.96
8.2.160.0070.00719.04
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00021.02
8.2.120.0040.00426.35
8.2.110.0030.00621.04
8.2.100.0040.00817.93
8.2.90.0050.00319.04
8.2.80.0060.00317.97
8.2.70.0030.00617.25
8.2.60.0080.00817.30
8.2.50.0050.00318.10
8.2.40.0070.00020.42
8.2.30.0040.00420.56
8.2.20.0030.00617.65
8.2.10.0000.00818.05
8.2.00.0030.00718.00
8.1.280.0150.00625.92
8.1.270.0060.00323.79
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0040.00422.20
8.1.230.0040.00817.45
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0110.00017.22
8.1.190.0040.00417.35
8.1.180.0000.00918.10
8.1.170.0020.00518.61
8.1.160.0030.00518.97
8.1.150.0000.00818.79
8.1.140.0040.00419.61
8.1.130.0020.00517.70
8.1.120.0080.00017.43
8.1.110.0050.00317.45
8.1.100.0000.00917.44
8.1.90.0050.00317.38
8.1.80.0000.00717.46
8.1.70.0000.00717.34
8.1.60.0060.00317.63
8.1.50.0050.00317.37
8.1.40.0040.00417.53
8.1.30.0040.00417.57
8.1.20.0000.00817.64
8.1.10.0030.00517.28
8.1.00.0040.00417.41
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0040.00418.35
8.0.270.0000.00717.28
8.0.260.0000.00817.19
8.0.250.0030.00316.96
8.0.240.0000.00716.97
8.0.230.0070.00016.92
8.0.220.0070.00016.84
8.0.210.0000.00716.84
8.0.200.0000.00716.95
8.0.190.0000.00816.96
8.0.180.0040.00416.75
8.0.170.0070.00016.86
8.0.160.0070.00016.89
8.0.150.0000.00716.77
8.0.140.0040.00416.86
8.0.130.0000.00513.27
8.0.120.0000.00716.86
8.0.110.0000.00716.71
8.0.100.0070.00016.77
8.0.90.0000.00717.00
8.0.80.0100.01016.84
8.0.70.0000.00716.80
8.0.60.0000.00716.66
8.0.50.0000.00716.80
8.0.30.0100.00816.86
8.0.20.0150.00417.40
8.0.10.0050.00316.89
8.0.00.0070.01416.72
7.4.330.0030.00315.08
7.4.320.0000.00716.37
7.4.300.0070.00016.43
7.4.290.0000.00616.41
7.4.280.0080.00016.44
7.4.270.0070.00016.54
7.4.260.0000.00716.41
7.4.250.0040.00416.43
7.4.240.0060.00316.46
7.4.230.0000.00716.62
7.4.220.0130.00516.48
7.4.210.0070.01016.45
7.4.200.0080.00016.34
7.4.160.0040.01216.52
7.4.150.0200.00317.40
7.4.140.0080.01217.86
7.4.130.0020.01516.39
7.4.120.0080.00916.63
7.4.110.0070.01016.31
7.4.100.0030.01316.35
7.4.90.0100.00716.48
7.4.80.0030.02019.39
7.4.70.0080.01116.41
7.4.60.0100.00716.47
7.4.50.0090.00616.31
7.4.40.0100.01016.54
7.4.30.0100.00716.49
7.4.00.0040.01414.55
7.3.330.0020.00213.11
7.3.320.0020.00213.04
7.3.310.0000.00716.27
7.3.300.0040.00416.14
7.3.290.0080.01016.24
7.3.280.0080.01016.18
7.3.270.0120.00617.40
7.3.260.0110.01116.57
7.3.250.0070.01016.30
7.3.240.0070.01016.44
7.3.230.0060.01416.40
7.3.210.0100.00716.20
7.3.200.0070.01016.05
7.3.190.0060.01316.26
7.3.180.0100.00616.55
7.3.170.0130.00816.30
7.3.160.0150.00316.65
7.2.330.0120.00916.59
7.2.320.0100.00716.50
7.2.310.0120.00916.23
7.2.300.0110.00616.71
7.2.290.0110.00716.61
7.2.00.0030.01019.42
7.1.100.0070.00718.07
7.1.70.0030.00316.97
7.1.60.0180.00719.24
7.1.00.0000.08022.46
7.0.200.0090.00916.72
7.0.60.4830.03719.82
7.0.50.0200.05320.34
7.0.40.0130.06020.34
7.0.30.0430.05720.27
7.0.20.0470.05720.30
7.0.10.0330.06720.32
7.0.00.0130.06020.26
5.6.280.0000.07021.06
5.6.210.0070.04020.66
5.6.200.0170.06021.07
5.6.190.0070.06720.98
5.6.180.0200.05721.00
5.6.170.0170.05721.11
5.6.160.0170.05720.96
5.6.150.0200.05321.11
5.6.140.0170.05721.07
5.6.130.0170.06021.02
5.6.120.0130.06721.04
5.6.110.0200.05320.96
5.6.100.0170.05320.97
5.6.90.0170.06020.97
5.6.80.0130.05320.46
5.6.70.0270.04720.36
5.6.60.0270.06320.22
5.6.50.0170.05320.44
5.6.40.0070.08020.43
5.6.30.0230.05320.49
5.6.20.0230.05720.36
5.6.10.0230.06720.48
5.6.00.0170.05320.39
5.5.350.0230.06320.29
5.5.340.0170.06020.81
5.5.330.0200.05320.82
5.5.320.0130.06020.81
5.5.310.0670.04720.75
5.5.300.0170.05720.81
5.5.290.0170.05720.81
5.5.280.0170.06020.83
5.5.270.0130.06020.75
5.5.260.0170.05720.92
5.5.250.0130.06020.74
5.5.240.0070.06020.18
5.5.230.0100.06020.16
5.5.220.0170.05320.14
5.5.210.0130.05720.17
5.5.200.0230.06020.11
5.5.190.0200.05320.15
5.5.180.0130.06020.20
5.5.160.0130.06020.16
5.5.150.0230.04720.16
5.5.140.0230.04720.12
5.5.130.0200.05020.13
5.5.120.0170.05320.11
5.5.110.0100.05720.15
5.5.100.0300.04020.05
5.5.90.0130.05020.04
5.5.80.0100.06020.12
5.5.70.0130.05720.10
5.5.60.0230.06020.06
5.5.50.0400.05020.19
5.5.40.0230.06320.05
5.5.30.0370.05720.07
5.5.20.0330.05320.04
5.5.10.0300.06019.94
5.5.00.0370.06319.99

preferences:
18.14 ms | 401 KiB | 5 Q