3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(0 => 'valore del mio elemento o key'); $arr['non_esisto ma almeno esiste l\'involucro $arr']; $var['non รจ mai stata creata, nemmeno l\'involucro array $var'];

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)
8.4.120.0050.00320.64
8.4.110.0130.00922.42
8.4.100.0090.01317.85
8.4.90.0140.00618.59
8.4.80.0030.00517.67
8.4.70.0120.00917.82
8.4.60.0130.01118.63
8.4.50.0110.01017.79
8.4.40.0030.01819.73
8.4.30.0050.00318.95
8.4.20.0070.00517.82
8.4.10.0060.00320.37
8.3.250.0080.01018.86
8.3.240.0110.00416.48
8.3.230.0110.00716.66
8.3.220.0110.00717.18
8.3.210.0110.00716.58
8.3.200.0050.00416.84
8.3.190.0110.00418.78
8.3.180.0090.01116.54
8.3.170.0120.00618.94
8.3.160.0070.01416.47
8.3.150.0030.00620.76
8.3.140.0040.00416.53
8.3.130.0040.00418.41
8.3.120.0070.00018.96
8.3.110.0030.00620.94
8.3.100.0000.01016.70
8.3.90.0040.00426.77
8.3.80.0060.00316.50
8.3.70.0130.00316.75
8.3.60.0100.00716.50
8.3.50.0080.01518.35
8.3.40.0070.01519.08
8.3.30.0110.00318.95
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0080.00720.48
8.2.280.0060.00418.66
8.2.270.0090.00917.48
8.2.260.0040.00418.46
8.2.250.0080.00018.36
8.2.240.0130.00719.04
8.2.230.0170.00722.58
8.2.220.0040.00424.06
8.2.210.0040.00426.77
8.2.200.0040.00416.75
8.2.190.0120.00916.75
8.2.180.0090.00625.92
8.2.170.0000.01419.14
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0000.00820.56
8.2.110.0110.00022.25
8.2.100.0040.00819.63
8.2.90.0040.00417.75
8.2.80.0040.00418.95
8.2.70.0000.00817.50
8.2.60.0040.00417.93
8.2.50.0060.00317.98
8.2.40.0030.00519.88
8.2.30.0030.00618.06
8.2.20.0000.00720.42
8.2.10.0040.00418.05
8.2.00.0030.00519.05
8.1.330.0100.00921.86
8.1.320.0110.00816.25
8.1.310.0070.00716.49
8.1.300.0060.00318.24
8.1.290.0080.00030.84
8.1.280.0040.01125.92
8.1.270.0040.00423.99
8.1.260.0110.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00320.66
8.1.230.0090.00317.84
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0060.00317.10
8.1.180.0060.00318.10
8.1.170.0080.00017.62
8.1.160.0000.00718.75
8.1.150.0040.00418.55
8.1.140.0070.00017.39
8.1.130.0070.00018.75
8.1.120.0070.00017.41
8.1.110.0070.00017.39
8.1.100.0040.00417.34
8.1.90.0000.00717.30
8.1.80.0030.00617.41
8.1.70.0070.00017.40
8.1.60.0050.00317.53
8.1.50.0040.00417.52
8.1.40.0040.00817.29
8.1.30.0040.00717.56
8.1.20.0030.00717.39
8.1.10.0060.00617.52
8.1.00.0030.00617.45
8.0.300.0080.00018.77
8.0.290.0070.00016.75
8.0.280.0000.00718.43
8.0.270.0030.00316.72
8.0.260.0040.00418.39
8.0.250.0070.00316.91
8.0.240.0000.00816.86
8.0.230.0030.00316.97
8.0.220.0070.00016.89
8.0.210.0040.00416.88
8.0.200.0030.00716.98
8.0.190.0030.00616.93
8.0.180.0000.00716.90
8.0.170.0110.00016.78
8.0.160.0030.00616.85
8.0.150.0070.00416.83
8.0.140.0050.00516.83
8.0.130.0090.00316.87
8.0.120.0030.00616.81
8.0.110.0050.00316.88
8.0.100.0040.00716.87
8.0.90.0050.00516.71
8.0.80.0030.00516.88
8.0.70.0040.00716.84
8.0.60.0050.00516.83
8.0.50.0150.00516.32
8.0.30.0090.00916.64
8.0.20.0170.00016.59
8.0.10.0180.00016.77
7.4.330.0000.00615.55
7.4.320.0000.00616.56
7.4.300.0070.00016.48
7.4.290.0040.00416.46
7.4.280.0160.00416.06
7.4.270.0000.01816.41
7.4.260.0140.00416.05
7.4.250.0120.00816.33
7.4.240.0220.00015.95
7.4.230.0140.00616.38
7.4.220.0130.00616.27
7.4.210.0090.00616.30
7.4.200.0180.00316.40
7.4.190.0070.00916.43
7.4.180.0180.00316.22
7.4.160.0140.00216.41
7.4.150.0210.00016.18
7.4.140.0130.00716.18
7.4.130.0100.00916.36
7.4.120.0140.00316.25
7.4.110.0070.00816.10
7.4.100.0100.00716.40
7.4.90.0120.00416.11
7.4.80.0120.00816.16
7.4.70.0200.00416.32
7.4.60.0060.00816.47
7.4.50.0130.00616.05
7.4.40.0090.00316.11
7.4.30.0120.00316.34
7.4.20.0160.00015.80
7.4.10.0100.01016.25
7.4.00.0130.00516.09

preferences:
30.3 ms | 403 KiB | 5 Q