3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = []; print_r($array[123] ?? null);

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)
8.3.60.0040.01116.38
8.3.50.0030.01216.56
8.3.40.0100.00318.76
8.3.30.0070.00718.52
8.3.20.0000.00720.34
8.3.10.0050.00321.82
8.3.00.0000.00819.21
8.2.180.0090.01218.15
8.2.170.0140.00022.96
8.2.160.0100.00320.29
8.2.150.0050.00224.18
8.2.140.0080.00024.66
8.2.130.0050.00321.02
8.2.120.0080.00026.35
8.2.110.0100.00721.95
8.2.100.0110.00017.78
8.2.90.0040.00419.23
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0080.00018.10
8.2.40.0050.00220.55
8.2.30.0030.00621.09
8.2.20.0050.00218.04
8.2.10.0000.00717.88
8.2.00.0000.00717.99
8.1.280.0090.00625.92
8.1.270.0060.00322.14
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0060.00322.72
8.1.230.0040.00719.39
8.1.220.0090.00017.74
8.1.210.0050.00318.77
8.1.200.0060.00317.36
8.1.190.0030.00617.23
8.1.180.0030.00618.10
8.1.170.0070.00418.45
8.1.160.0080.00018.93
8.1.150.0080.00018.73
8.1.140.0000.00719.56
8.1.130.0030.00618.70
8.1.120.0030.00417.42
8.1.110.0000.00717.42
8.1.100.0040.00417.30
8.1.90.0000.00817.43
8.1.80.0040.00417.29
8.1.70.0030.00517.36
8.1.60.0000.00717.49
8.1.50.0040.00417.41
8.1.40.0080.00017.42
8.1.30.0050.00217.66
8.1.20.0070.00017.48
8.1.10.0030.00617.52
8.1.00.0040.00417.47
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0000.00718.38
8.0.270.0000.00717.10
8.0.260.0000.00816.76
8.0.250.0030.00316.79
8.0.240.0030.00516.93
8.0.230.0070.00016.88
8.0.220.0070.00016.73
8.0.210.0070.00016.86
8.0.200.0040.00416.88
8.0.190.0110.00016.80
8.0.180.0040.00416.82
8.0.170.0000.00716.85
8.0.160.0000.00716.83
8.0.150.0020.00516.74
8.0.140.0030.00616.66
8.0.130.0030.00313.29
8.0.120.0000.00816.72
8.0.110.0000.00716.73
8.0.100.0070.00016.79
8.0.90.0070.00016.89
8.0.80.0070.01416.82
8.0.70.0040.00416.70
8.0.60.0000.00716.89
8.0.50.0050.00216.85
8.0.30.0090.01017.02
8.0.20.0110.00817.40
8.0.10.0080.00016.86
8.0.00.0090.01416.89
7.4.330.0000.00515.55
7.4.320.0000.00616.47
7.4.300.0060.00016.49
7.4.290.0000.00916.48
7.4.280.0030.00316.43
7.4.270.0000.00716.46
7.4.260.0050.00013.20
7.4.250.0000.00716.55
7.4.240.0070.00016.56
7.4.230.0070.00016.34
7.4.220.0060.00916.57
7.4.210.0050.01416.53
7.4.200.0030.00316.61
7.4.160.0080.00816.41
7.4.150.0080.00817.40
7.4.140.0110.00717.86
7.4.130.0170.00716.66
7.4.120.0070.01416.54
7.3.330.0000.00612.97
7.3.320.0050.00012.95
7.3.310.0000.00716.29
7.3.300.0060.00016.06
7.3.290.0070.00016.21
7.3.280.0050.01216.25
7.3.270.0120.00917.40
7.3.260.0100.00716.41
7.3.250.0120.00716.21
7.3.240.0070.01116.22
7.0.190.0070.00416.41

preferences:
40.18 ms | 401 KiB | 5 Q