3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo $username = $_GET['user'] ?? 'nobody';

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)
8.3.60.0060.01316.63
8.3.50.0110.00418.28
8.3.40.0040.01118.77
8.3.30.0110.00418.72
8.3.20.0070.00020.09
8.3.10.0050.00223.66
8.3.00.0040.00419.38
8.2.180.0180.00418.41
8.2.170.0030.01022.96
8.2.160.0110.00420.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0030.00621.08
8.2.100.0090.00318.05
8.2.90.0040.00419.39
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0050.00317.91
8.2.50.0040.00418.07
8.2.40.0000.00719.34
8.2.30.0030.00320.67
8.2.20.0000.00917.68
8.2.10.0070.00018.11
8.2.00.0000.00718.03
8.1.280.0150.00325.92
8.1.270.0040.00423.87
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0040.00420.89
8.1.230.0070.00317.77
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.00817.13
8.1.190.0030.00617.25
8.1.180.0050.00318.10
8.1.170.0040.00418.70
8.1.160.0070.00021.92
8.1.150.0040.00418.91
8.1.140.0080.00019.57
8.1.130.0060.00317.69
8.1.120.0070.00017.41
8.1.110.0030.00617.35
8.1.100.0000.00817.43
8.1.90.0080.00017.33
8.1.80.0040.00417.29
8.1.70.0000.00617.39
8.1.60.0060.00317.63
8.1.50.0040.00417.42
8.1.40.0000.00817.45
8.1.30.0000.00817.61
8.1.20.0050.00317.64
8.1.10.0070.00017.58
8.1.00.0000.00817.51
8.0.300.0000.00818.78
8.0.290.0040.00416.75
8.0.280.0000.00718.37
8.0.270.0030.00317.32
8.0.260.0060.00017.30
8.0.250.0040.00416.84
8.0.240.0030.00316.83
8.0.230.0030.00316.94
8.0.220.0040.00416.88
8.0.210.0000.00716.90
8.0.200.0030.00316.92
8.0.190.0030.00616.96
8.0.180.0000.00716.94
8.0.170.0000.00816.80
8.0.160.0000.00716.86
8.0.150.0030.00416.88
8.0.140.0040.00416.79
8.0.130.0000.00513.30
8.0.120.0040.00416.91
8.0.110.0030.00516.78
8.0.100.0050.00216.93
8.0.90.0030.00316.75
8.0.80.0030.01616.93
8.0.70.0040.00416.79
8.0.60.0000.00716.71
8.0.50.0070.00016.71
8.0.30.0140.00316.99
8.0.20.0110.00817.40
8.0.10.0050.00216.98
8.0.00.0100.00816.76
7.4.330.0050.00015.12
7.4.320.0060.00016.64
7.4.300.0030.00316.63
7.4.290.0030.00316.54
7.4.280.0000.00816.43
7.4.270.0000.00716.47
7.4.260.0070.00016.41
7.4.250.0040.00416.58
7.4.240.0020.00516.54
7.4.230.0000.00716.43
7.4.220.0070.01116.51
7.4.210.0030.01116.46
7.4.200.0000.00716.42
7.4.160.0120.00816.50
7.4.150.0110.00717.40
7.4.140.0190.01917.86
7.4.130.0110.01016.46
7.4.120.0090.00916.50
7.4.110.0070.01616.65
7.4.100.0100.00616.48
7.4.90.0130.00316.48
7.4.80.0000.01519.39
7.4.70.0140.00316.54
7.4.60.0100.00616.47
7.4.50.0000.00516.19
7.4.40.0120.01316.56
7.4.30.0090.01316.55
7.4.00.0030.01015.11
7.3.330.0000.00613.03
7.3.320.0030.00313.03
7.3.310.0060.00016.15
7.3.300.0000.00616.24
7.3.290.0110.00516.17
7.3.280.0080.00816.21
7.3.270.0100.01317.40
7.3.260.0100.00716.44
7.3.250.0070.01016.49
7.3.240.0060.00916.28
7.3.230.0140.00316.39
7.3.210.0100.00716.19
7.3.200.0100.01016.52
7.3.190.0160.00416.40
7.3.180.0070.01216.55
7.3.170.0060.01216.46
7.3.160.0080.00816.33
7.2.330.0100.00716.47
7.2.320.0130.01016.43
7.2.310.0080.00816.34
7.2.300.0030.01316.49
7.2.290.0150.00316.59
7.2.60.0070.00717.00
7.2.00.0060.00619.01
7.1.200.0090.00315.52
7.1.100.0100.00317.81
7.1.70.0030.00616.69
7.1.60.0150.00619.48
7.1.50.0070.01516.64
7.1.00.0070.07322.28
7.0.200.0520.00714.17
7.0.60.0030.04019.92
7.0.50.0100.07317.88
7.0.40.0000.05020.27
7.0.30.0330.07020.16
7.0.20.0300.07720.01
7.0.10.0070.09020.16
7.0.00.0100.04020.16
5.6.280.0000.04721.04
5.6.210.0070.05020.72
5.6.200.0130.08018.24
5.6.190.0070.08020.34
5.6.180.0270.06320.58
5.6.170.0300.06720.50
5.6.160.0070.04020.45
5.6.150.0030.07018.16
5.6.140.0070.08318.11
5.6.130.0100.04318.28
5.6.120.0170.08020.92
5.6.110.0030.08321.13
5.6.100.0030.05721.13
5.6.90.0000.04321.10
5.6.80.0170.02720.43
5.5.350.3270.04020.52
5.5.340.0070.04718.09
5.5.330.0030.04320.40
5.5.320.0030.04020.27
5.5.310.0400.06720.30
5.5.300.0000.04717.98
5.5.290.0070.08318.07
5.5.280.0130.07720.61
5.5.270.0100.07320.86
5.5.260.0030.04720.83
5.5.250.0230.07320.79
5.5.240.0330.07320.36

preferences:
37.51 ms | 400 KiB | 5 Q