3v4l.org

run code in 300+ PHP versions simultaneously
<?php $null = null; var_dump($null['key']);

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)
8.3.70.0100.00718.68
8.3.60.0040.01118.55
8.3.50.0070.00716.52
8.3.40.0140.00418.54
8.3.30.0090.00618.80
8.3.20.0000.00724.18
8.3.10.0000.00824.66
8.3.00.0070.00026.16
8.2.190.0100.00716.75
8.2.180.0130.00625.92
8.2.170.0140.00718.88
8.2.160.0040.01122.96
8.2.150.0050.00325.66
8.2.140.0020.00524.66
8.2.130.0050.00226.16
8.2.120.0070.00720.79
8.2.110.0040.00722.26
8.2.100.0100.00718.11
8.2.90.0130.00718.17
8.2.80.0110.00918.95
8.2.70.0160.00417.97
8.2.60.0150.00518.03
8.2.50.0150.00518.27
8.2.40.0110.00419.90
8.2.30.0090.00918.87
8.2.20.0030.00718.73
8.2.10.0090.00718.75
8.2.00.0140.00318.80
8.1.280.0140.00325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00620.97
8.1.230.0100.00520.81
8.1.220.0150.00518.09
8.1.210.0180.00318.64
8.1.200.0100.00817.83
8.1.190.0140.00517.84
8.1.180.0100.00718.27
8.1.170.0140.00318.49
8.1.160.0160.00218.58
8.1.150.0120.00618.63
8.1.140.0140.00418.63
8.1.130.0090.00819.25
8.1.120.0110.00717.94
8.1.110.0150.00417.94
8.1.100.0150.00317.86
8.1.90.0150.00417.91
8.1.80.0120.00517.93
8.1.70.0130.00417.87
8.1.60.0110.00718.00
8.1.50.0150.00417.89
8.1.40.0130.00417.93
8.1.30.0160.00218.04
8.1.20.0100.00818.02
8.1.10.0130.00417.99
8.1.00.0150.00317.98
8.0.300.0150.00319.18
8.0.290.0160.00217.60
8.0.280.0160.00218.34
8.0.270.0130.00517.63
8.0.260.0150.00218.44
8.0.250.0150.00317.69
8.0.240.0110.00517.70
8.0.230.0140.00417.69
8.0.220.0100.00717.63
8.0.210.0140.00517.69
8.0.200.0160.00117.64
8.0.190.0140.00517.70
8.0.180.0140.00517.63
8.0.170.0110.00717.66
8.0.160.0140.00417.69
8.0.150.0150.00217.67
8.0.140.0120.00517.66
8.0.130.0120.00515.85
8.0.120.0160.00117.65
8.0.110.0170.00017.64
8.0.100.0110.00317.30
8.0.90.0100.00617.30
8.0.80.0120.00417.28
8.0.70.0100.00817.31
8.0.60.0100.00417.45
8.0.50.0110.00317.42
8.0.30.0100.00916.86
8.0.20.0100.00816.93
8.0.10.0090.00916.99
8.0.00.0100.00917.02
7.4.330.0090.00416.99
7.4.320.0130.00317.43
7.4.300.0110.00617.37
7.4.290.0120.00417.41
7.4.280.0120.00517.48
7.4.270.0110.00417.51
7.4.260.0090.00615.82
7.4.250.0110.00517.47
7.4.240.0100.00617.46
7.4.230.0090.00517.13
7.4.220.0090.00316.97
7.4.210.0090.00617.08
7.4.200.0130.00017.14
7.4.190.0170.00017.54
7.4.180.0120.00417.42
7.4.160.0090.00916.55
7.4.150.0090.00916.49
7.4.140.0090.00816.42
7.4.130.0110.00816.43
7.4.120.0100.00816.43
7.4.110.0100.00816.34
7.4.100.0090.00916.49
7.4.90.0090.00916.41
7.4.80.0090.00816.42
7.4.70.0090.00916.41
7.4.60.0090.00916.41
7.4.50.0100.00816.30
7.4.40.0100.00816.29
7.4.30.0100.00816.35
7.4.20.0100.00816.33
7.4.10.0100.00816.34
7.4.00.0090.00816.40
7.3.330.0120.00317.32
7.3.320.0150.00015.76
7.3.310.0110.00417.33
7.3.300.0100.00316.90
7.3.290.0110.00616.64
7.3.280.0090.00816.22
7.3.270.0090.00816.21
7.3.260.0090.00816.20
7.3.250.0100.00716.23
7.3.240.0090.00816.20
7.3.230.0090.00816.21
7.3.220.0080.00916.17
7.3.210.0100.00816.15
7.3.200.0100.00716.16
7.3.190.0100.00716.15
7.3.180.0090.00816.15
7.3.170.0100.00816.16
7.3.160.0090.00816.15
7.3.150.0100.00716.15
7.3.140.0100.00816.15
7.3.130.0100.00816.15
7.3.120.0100.00716.14
7.3.110.0090.00816.08
7.3.100.0100.00716.09
7.3.90.0100.00816.42
7.3.80.0100.00816.15
7.3.70.0100.00816.25
7.3.60.0100.00816.31
7.3.50.0100.00816.31
7.3.40.0090.00816.31
7.3.30.0090.00816.32
7.3.20.0130.00816.34
7.3.10.0150.00716.26
7.3.00.0120.00816.28

preferences:
54.66 ms | 401 KiB | 5 Q