3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 'blah' => 1, 'foo' => 2, ]; $key = 'foo'; $val = $arr[$key]['ojppoj'] ?? 53; echo $val; var_dump($arr);

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)
8.3.70.0150.00016.36
8.3.60.0140.00016.50
8.3.50.0080.01121.09
8.3.40.0070.00718.68
8.3.30.0110.00418.68
8.3.20.0030.00620.25
8.3.10.0110.00723.38
8.3.00.0030.00619.79
8.2.180.0090.01618.26
8.2.170.0070.00722.96
8.2.160.0100.00320.50
8.2.150.0000.00824.18
8.2.140.0070.01024.66
8.2.130.0060.00326.16
8.2.120.0000.01117.75
8.2.110.0090.00021.08
8.2.100.0120.00017.84
8.2.90.0040.00419.34
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0030.00617.91
8.2.50.0000.01018.10
8.2.40.0080.00020.94
8.2.30.0030.00717.96
8.2.20.0040.00417.64
8.2.10.0040.00418.02
8.2.00.0000.00718.17
8.1.280.0070.01125.92
8.1.270.0060.00322.13
8.1.260.0050.00526.35
8.1.250.0030.00528.09
8.1.240.0030.00719.13
8.1.230.0130.00017.89
8.1.220.0030.00517.74
8.1.210.0100.00018.77
8.1.200.0090.00017.11
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0030.00618.59
8.1.160.0000.00721.86
8.1.150.0070.00018.81
8.1.140.0030.00517.37
8.1.130.0000.00717.63
8.1.120.0030.00317.42
8.1.110.0060.00317.26
8.1.100.0000.00717.40
8.1.90.0000.00717.27
8.1.80.0000.00717.27
8.1.70.0040.00417.37
8.1.60.0060.00317.56
8.1.50.0030.00617.56
8.1.40.0100.00017.43
8.1.30.0000.00817.68
8.1.20.0050.00217.51
8.1.10.0000.00717.46
8.1.00.0050.00217.38
8.0.300.0070.00018.77
8.0.290.0080.00016.61
8.0.280.0000.00718.39
8.0.270.0030.00317.30
8.0.260.0070.00017.19
8.0.250.0030.00516.90
8.0.240.0000.00716.83
8.0.230.0030.00316.78
8.0.220.0030.00316.80
8.0.210.0080.00016.80
8.0.200.0000.00716.87
8.0.190.0070.00016.85
8.0.180.0030.00416.86
8.0.170.0060.00316.79
8.0.160.0050.00316.80
8.0.150.0040.00416.84
8.0.140.0040.00416.68
8.0.130.0030.00313.29
8.0.120.0080.00016.74
8.0.110.0050.00316.82
8.0.100.0020.00516.88
8.0.90.0000.00716.86
8.0.80.0110.00516.84
8.0.70.0000.00716.66
8.0.60.0040.00416.71
8.0.50.0050.00216.66
8.0.30.0150.00517.21
8.0.20.0110.01417.40
8.0.10.0040.00416.79
8.0.00.0110.00716.82
7.4.330.0000.00515.08
7.4.320.0040.00416.53
7.4.300.0000.00616.34
7.4.290.0030.00316.47
7.4.280.0030.00516.48
7.4.270.0000.00716.44
7.4.260.0030.00316.40
7.4.250.0000.00816.38
7.4.240.0000.00716.49
7.4.230.0000.00716.27
7.4.220.0080.01216.50
7.4.210.0070.00816.51
7.4.200.0000.00716.54
7.4.160.0070.00716.24
7.4.150.0100.01017.40
7.4.140.0090.01017.86
7.4.130.0130.01016.51
7.4.120.0060.01116.38
7.4.110.0120.00616.46
7.4.100.0060.01216.57
7.4.90.0030.01416.27
7.4.80.0110.00719.39
7.4.70.0090.01216.52
7.4.60.0130.00616.55
7.4.50.0000.00516.63
7.4.40.0090.00616.48
7.4.30.0090.01616.25
7.4.00.0030.01314.83
7.3.330.0050.00013.14
7.3.320.0030.00312.97
7.3.310.0030.00316.34
7.3.300.0040.00416.36
7.3.290.0000.00716.25
7.3.280.0080.00816.25
7.3.270.0170.00717.40
7.3.260.0110.00616.54
7.3.240.0030.01516.57
7.3.230.0060.01316.49
7.3.210.0090.00916.17
7.3.200.0040.01216.71
7.3.190.0100.01016.24
7.3.180.0140.00316.53
7.3.170.0030.01216.57
7.3.160.0100.01016.44
7.3.10.0110.00016.81
7.3.00.0040.01216.79
7.2.330.0040.01416.67
7.2.320.0150.00416.59
7.2.310.0140.00416.56
7.2.300.0090.00916.62
7.2.290.0150.00316.44
7.2.130.0000.01516.96
7.2.120.0040.00716.64
7.2.110.0000.01116.75
7.2.100.0030.01016.63
7.2.90.0100.00316.67
7.2.80.0090.00616.58
7.2.70.0060.00616.83
7.2.60.0080.00716.62
7.2.50.0080.00816.88
7.2.40.0060.00616.93
7.2.30.0070.00716.89
7.2.20.0000.01516.61
7.2.10.0030.01016.65
7.2.00.0040.00718.01
7.1.250.0030.01015.70
7.1.200.0000.01015.69
7.1.100.0060.00618.03
7.1.70.0000.00817.16
7.1.60.0030.00919.27
7.1.50.0070.01417.08
7.1.00.0100.07022.28
7.0.200.0060.00314.67
7.0.60.0100.03719.96
7.0.50.0100.04317.89
7.0.40.0070.04320.23
7.0.30.0530.06720.18
7.0.20.0270.07320.28
7.0.10.0170.05320.00
7.0.00.0030.08320.22
5.6.280.0070.07021.11
5.6.210.0070.07720.62
5.6.200.0000.06018.24
5.6.190.0070.06320.39
5.6.180.0330.04720.47
5.6.170.0330.07320.39
5.6.160.0170.07320.61
5.6.150.0070.08018.28
5.6.140.0030.08318.21
5.6.130.0070.08318.11
5.6.120.0030.04320.97
5.6.110.0030.08320.96
5.6.100.0070.04721.02
5.6.90.0100.07021.10
5.6.80.0030.07320.48
5.6.70.4500.03320.51
5.5.350.0070.07320.46
5.5.340.0030.05317.92
5.5.330.0030.06320.42
5.5.320.0400.07020.36
5.5.310.0400.08020.19
5.5.300.0070.08318.03
5.5.290.0130.04718.08
5.5.280.0100.06720.86
5.5.270.0100.03320.64
5.5.260.0100.04020.75
5.5.250.0100.09020.58
5.5.240.0130.04320.18
5.4.450.0470.06019.61
5.4.440.0530.06019.44
5.4.430.0730.05319.57
5.4.420.0630.06019.59
5.4.410.0800.05019.47
5.4.400.1000.06318.83
5.4.390.0830.08719.22
5.4.380.1000.06719.29
5.4.370.1030.05719.30
5.4.360.0470.07319.13
5.4.350.0770.06019.12
5.4.340.0800.06019.27
5.4.320.0830.06719.06
5.4.310.0730.05719.23
5.4.300.0770.07719.24
5.4.290.0970.05318.82
5.4.280.0630.07019.28
5.4.270.0800.06319.27
5.4.260.0900.07319.29
5.4.250.0700.08019.05
5.4.240.0900.05019.22
5.4.230.0530.05318.94
5.4.220.0700.05718.94
5.4.210.0800.04719.26
5.4.200.0530.06018.79
5.4.190.0700.06719.36
5.4.180.0770.07019.11
5.4.170.0670.06718.82
5.4.160.0900.04019.22
5.4.150.0470.06319.13
5.4.140.0700.06016.40
5.4.130.0530.05716.44
5.4.120.0670.05016.41
5.4.110.0630.05316.25
5.4.100.0400.05716.63
5.4.90.0600.05016.63
5.4.80.0600.05016.61
5.4.70.0270.03716.52
5.4.60.0270.02716.49
5.4.50.0030.07716.52
5.4.40.0000.06316.47
5.4.30.0000.05016.43
5.4.20.0230.07716.21

preferences:
61.03 ms | 401 KiB | 5 Q