3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; var_dump((bool) $a['t'] ?? 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)
8.3.70.0090.00618.18
8.3.60.0040.01116.63
8.3.50.0140.00716.27
8.3.40.0070.00718.89
8.3.30.0070.00718.74
8.3.20.0100.00720.10
8.3.10.0000.00821.90
8.3.00.0130.00621.92
8.2.180.0120.00316.75
8.2.170.0070.01122.96
8.2.160.0100.00720.55
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00021.05
8.2.120.0070.01026.35
8.2.110.0100.00021.04
8.2.100.0080.00517.98
8.2.90.0040.00419.06
8.2.80.0030.00517.97
8.2.70.0000.00817.88
8.2.60.0040.00417.93
8.2.50.0000.00818.10
8.2.40.0070.00020.61
8.2.30.0000.00820.97
8.2.20.0040.00417.99
8.2.10.0040.00418.06
8.2.00.0000.00718.04
8.1.280.0070.01425.92
8.1.270.0080.00022.04
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0050.00523.88
8.1.230.0070.00418.98
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0050.00517.35
8.1.190.0080.00017.25
8.1.180.0040.00418.10
8.1.170.0040.00418.84
8.1.160.0050.00219.01
8.1.150.0000.00720.67
8.1.140.0030.00619.59
8.1.130.0030.00318.89
8.1.120.0000.00717.47
8.1.110.0050.00317.44
8.1.100.0040.00417.45
8.1.90.0020.00517.33
8.1.80.0000.00917.46
8.1.70.0000.00717.49
8.1.60.0050.00317.48
8.1.50.0030.00617.50
8.1.40.0050.00317.39
8.1.30.0000.00717.57
8.1.20.0050.00217.59
8.1.10.0040.00417.35
8.1.00.0040.00417.45
8.0.300.0070.00018.87
8.0.290.0080.00016.75
8.0.280.0000.00718.44
8.0.270.0000.00717.26
8.0.260.0000.00816.91
8.0.250.0040.00416.90
8.0.240.0000.00717.05
8.0.230.0030.00317.03
8.0.220.0000.00717.00
8.0.210.0030.00316.98
8.0.200.0050.00317.02
8.0.190.0030.00617.07
8.0.180.0040.00416.86
8.0.170.0050.00316.89
8.0.160.0050.00316.87
8.0.150.0040.00416.94
8.0.140.0040.00416.92
8.0.130.0000.00613.42
8.0.120.0000.00716.89
8.0.110.0000.00716.80
8.0.100.0000.00816.96
8.0.90.0000.00716.89
8.0.80.0110.01116.82
8.0.70.0030.00516.82
8.0.60.0040.00417.07
8.0.50.0040.00416.96
8.0.30.0110.00817.17
8.0.20.0120.00717.40
8.0.10.0040.00417.08
8.0.00.0070.01016.92
7.4.330.0030.00315.55
7.4.320.0020.00516.53
7.4.300.0000.00616.52
7.4.290.0030.00516.40
7.4.280.0040.00416.50
7.4.270.0060.00016.61
7.4.260.0070.00016.48
7.4.250.0020.00616.38
7.4.240.0000.00816.55
7.4.230.0040.00416.70
7.4.220.0070.01116.48
7.4.210.0070.01016.46
7.4.200.0000.00716.59
7.4.160.0030.01216.41
7.4.150.0080.00817.40
7.4.140.0100.00917.86
7.4.130.0070.01016.62
7.4.120.0130.00716.55
7.4.110.0150.00716.59
7.4.100.0150.00316.43
7.4.90.0100.01016.56
7.4.80.0060.01219.39
7.4.70.0030.01216.59
7.4.60.0120.00316.68
7.4.50.0030.01316.63
7.4.40.0070.00916.62
7.4.30.0120.00316.52
7.4.00.0070.00715.14
7.3.330.0000.00513.06
7.3.320.0000.00513.18
7.3.310.0070.00016.29
7.3.300.0000.00616.31
7.3.290.0080.00716.29
7.3.280.0070.00916.25
7.3.270.0170.00017.40
7.3.260.0070.01016.39
7.3.250.0130.00516.40
7.3.240.0090.00916.22
7.3.230.0100.01316.59
7.3.210.0110.00616.37
7.3.200.0070.01016.42
7.3.190.0130.00316.48
7.3.180.0170.00016.45
7.3.170.0060.01316.57
7.3.160.0100.00616.55
7.2.330.0030.01416.36
7.2.320.0060.01616.44
7.2.310.0030.01316.71
7.2.300.0070.01116.57
7.2.290.0080.00916.55
7.2.60.0030.01316.70
7.2.00.0040.01119.50
7.1.200.0030.00915.89
7.1.100.0070.00718.32
7.1.70.0030.01316.86
7.1.60.0310.01435.18
7.1.50.0290.01034.91
7.1.40.0290.01334.36
7.1.30.0330.00734.16
7.1.20.0230.01734.51
7.1.10.0200.00016.43
7.1.00.0130.00716.82
7.0.200.0090.01116.47
7.0.190.0030.01216.53
7.0.180.0060.01316.12
7.0.170.0090.00916.30
7.0.160.0080.01416.04
7.0.150.0080.01116.21
7.0.140.0040.01516.25
7.0.130.0060.01516.69
7.0.120.0130.01016.48
7.0.110.0060.01616.33
7.0.100.0030.01916.20
7.0.90.0100.01015.97
7.0.80.0110.00815.99
7.0.70.0090.01116.15
7.0.60.0060.01216.03
7.0.50.0130.00716.17
7.0.40.0080.00816.36
7.0.30.0100.00616.37
7.0.20.0150.00416.48
7.0.10.0070.01016.36
7.0.00.0100.01016.52

preferences:
50.44 ms | 400 KiB | 5 Q