3v4l.org

run code in 300+ PHP versions simultaneously
<?php $username = $_GET['username'] ?? ' bbbbbbbbbbbbbbbb'; echo $username;

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)
8.3.40.0150.00318.49
8.3.30.0070.00718.59
8.3.20.0060.00320.22
8.3.10.0080.00023.51
8.3.00.0050.00319.80
8.2.170.0110.00422.96
8.2.160.0100.00320.35
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0030.00617.63
8.2.110.0040.00822.28
8.2.100.0040.00817.93
8.2.90.0000.00819.32
8.2.80.0000.00817.97
8.2.70.0070.00517.50
8.2.60.0070.00017.80
8.2.50.0030.00518.07
8.2.40.0050.00321.14
8.2.30.0040.00420.66
8.2.20.0040.00417.64
8.2.10.0040.00418.23
8.2.00.0050.00317.98
8.1.270.0040.00423.79
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.66
8.1.230.0080.00417.42
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0020.00818.14
8.1.160.0070.00022.00
8.1.150.0040.00418.88
8.1.140.0040.00419.72
8.1.130.0030.00317.69
8.1.120.0000.00817.52
8.1.110.0000.00717.36
8.1.100.0050.00217.36
8.1.90.0000.00717.50
8.1.80.0000.00817.47
8.1.70.0070.00017.47
8.1.60.0060.00317.45
8.1.50.0040.00417.39
8.1.40.0040.00417.52
8.1.30.0000.00917.48
8.1.20.0040.00417.52
8.1.10.0070.00017.46
8.1.00.0000.00717.49
8.0.300.0040.00418.77
8.0.290.0030.00516.63
8.0.280.0000.00718.34
8.0.270.0030.00317.23
8.0.260.0030.00317.25
8.0.250.0030.00516.84
8.0.240.0070.00016.96
8.0.230.0040.00416.83
8.0.220.0040.00416.75
8.0.210.0060.00316.81
8.0.200.0030.00316.98
8.0.190.0000.00716.93
8.0.180.0040.00416.89
8.0.170.0080.00016.79
8.0.160.0040.00316.97
8.0.150.0040.00416.80
8.0.140.0060.00316.74
8.0.130.0030.00313.30
8.0.120.0040.00416.75
8.0.110.0040.00416.78
8.0.100.0030.00516.86
8.0.90.0000.00716.92
8.0.80.0110.00416.84
8.0.70.0000.00816.70
8.0.60.0080.00016.82
8.0.50.0050.00316.87
8.0.30.0070.00916.95
8.0.20.0130.00517.40
8.0.10.0040.00416.86
8.0.00.0090.00916.68
7.4.330.0000.00515.08
7.4.320.0000.00616.61
7.4.300.0000.00716.49
7.4.290.0000.00716.63
7.4.280.0000.00716.33
7.4.270.0000.00716.58
7.4.260.0030.00316.50
7.4.250.0070.00016.50
7.4.240.0060.00216.55
7.4.230.0070.00016.68
7.4.220.0130.01016.52
7.4.210.0030.01616.56
7.4.200.0030.00316.61
7.4.160.0080.00816.27
7.4.150.0140.00717.40
7.4.140.0060.01617.86
7.4.130.0130.00716.65
7.4.120.0080.01016.46
7.4.110.0130.00616.64
7.4.100.0130.00916.53
7.4.90.0060.01216.42
7.4.80.0180.00719.39
7.4.70.0100.00716.54
7.4.60.0090.00616.58
7.4.50.0030.00616.42
7.4.40.0030.01316.52
7.4.30.0060.01316.63
7.4.00.0100.00714.83
7.3.330.0050.00013.05
7.3.320.0030.00313.13
7.3.310.0030.00316.02
7.3.300.0000.00716.16
7.3.290.0060.01016.21
7.3.280.0120.00816.23
7.3.270.0120.00617.40
7.3.260.0180.00416.45
7.3.250.0090.00816.33
7.3.240.0100.01116.63
7.3.230.0110.00716.40
7.3.210.0100.00716.43
7.3.200.0040.01216.45
7.3.190.0090.00916.35
7.3.180.0060.00916.45
7.3.170.0160.00616.58
7.3.160.0100.00716.27
7.2.330.0100.00716.78
7.2.320.0130.00916.64
7.2.310.0130.00316.63
7.2.300.0110.00516.26
7.2.290.0130.00316.45
7.2.60.0060.00916.95
7.2.00.0070.01019.39
7.1.200.0040.00715.51
7.1.100.0040.00818.41
7.1.70.0060.00317.02
7.1.60.0080.01519.50
7.1.50.0030.01716.98
7.1.00.0000.08022.54
7.0.200.0630.00714.72
7.0.60.0170.04319.91
7.0.50.0030.04017.88
7.0.40.0170.04720.51
7.0.30.0230.05320.04
7.0.20.0200.04320.00
7.0.10.0070.05720.19
7.0.00.0130.06320.01
5.6.280.0030.03320.86
5.6.210.0030.06720.69
5.6.200.0030.05318.16
5.6.190.0030.04320.64
5.6.180.0330.05320.47
5.6.170.0270.06020.71
5.6.160.0170.06720.55
5.6.150.0030.04018.19
5.6.140.0130.06318.20
5.6.130.0070.08018.19
5.6.120.0030.06021.09
5.6.110.0030.04321.13
5.6.100.0070.08321.12
5.6.90.0070.07020.92
5.6.80.0100.06720.50
5.5.350.0070.08320.30
5.5.340.0000.04318.07
5.5.330.0130.07720.31
5.5.320.3670.03020.34
5.5.310.0200.04720.30
5.5.300.0070.07717.94
5.5.290.0030.07017.96
5.5.280.0100.08320.93
5.5.270.0070.05020.84
5.5.260.0100.08320.89
5.5.250.0170.05020.77
5.5.240.0070.07320.25
5.4.450.0230.06719.20
5.4.440.0200.05719.20
5.4.430.0230.05019.38
5.4.420.0200.05319.49
5.4.410.0200.05319.07
5.4.400.0230.05018.87
5.4.390.0200.05319.04
5.4.380.0300.06019.14
5.4.370.0200.05319.28
5.4.360.0230.06019.28
5.4.350.0230.05719.02
5.4.340.0230.05019.31
5.4.320.0130.05719.15
5.4.310.0300.06019.15
5.4.300.0130.06019.00
5.4.290.0270.06019.14
5.4.280.0230.05019.26
5.4.270.0300.04019.09
5.4.260.0270.04718.83
5.4.250.0200.05019.00
5.4.240.0200.05719.21
5.4.230.0300.05018.86
5.4.220.0270.05018.84
5.4.210.0300.04719.22
5.4.200.0300.04019.27
5.4.190.0230.04719.27
5.4.180.0200.06019.05
5.4.170.0270.04718.83
5.4.160.0270.06018.85
5.4.150.0170.05718.84
5.4.140.0370.06316.57
5.4.130.0170.05316.45
5.4.120.0230.05016.52
5.4.110.0230.04716.19
5.4.100.0230.04716.28
5.4.90.0200.05016.53
5.4.80.0200.04716.50
5.4.70.0330.05016.52
5.4.60.0070.07016.43
5.4.50.0000.08016.42
5.4.40.0200.08016.43
5.4.30.0230.07016.37
5.4.20.0230.03716.53

preferences:
38.65 ms | 400 KiB | 5 Q