3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = []; $test['1'] = 'integer'; var_dump($test); var_dump(array_keys($test));

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)
8.3.70.0090.00616.58
8.3.60.0090.00916.35
8.3.50.0140.00418.22
8.3.40.0130.00320.48
8.3.30.0150.00018.92
8.3.20.0000.00724.18
8.3.10.0060.00324.66
8.3.00.0000.00726.16
8.2.190.0160.00616.58
8.2.180.0090.00925.92
8.2.170.0040.01118.90
8.2.160.0110.00422.96
8.2.150.0040.00425.66
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0110.00020.52
8.2.100.0090.00318.22
8.2.90.0040.00417.60
8.2.80.0060.00317.97
8.2.70.0030.00517.92
8.2.60.0040.00418.05
8.2.50.0080.00017.98
8.2.40.0000.00718.34
8.2.30.0000.00718.14
8.2.20.0040.00420.36
8.2.10.0040.00417.92
8.2.00.0000.00819.29
8.1.280.0110.00425.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00720.89
8.1.230.0070.00317.70
8.1.220.0090.00017.79
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0000.00817.36
8.1.180.0040.00418.10
8.1.170.0030.00517.62
8.1.160.0040.00418.75
8.1.150.0040.00418.56
8.1.140.0030.00617.42
8.1.130.0000.00718.85
8.1.120.0000.00717.32
8.1.110.0030.00517.31
8.1.100.0030.00617.40
8.1.90.0030.00317.38
8.1.80.0040.00417.35
8.1.70.0040.00417.30
8.1.60.0060.00317.54
8.1.50.0040.00417.41
8.1.40.0270.00617.32
8.1.30.0210.00917.56
8.1.20.0080.00817.52
8.1.10.0050.00517.52
8.1.00.0200.00517.42
8.0.300.0080.00018.77
8.0.290.0040.00816.63
8.0.280.0000.00718.37
8.0.270.0030.00316.62
8.0.260.0030.00318.30
8.0.250.0000.00716.83
8.0.240.0060.00316.93
8.0.230.0050.00516.68
8.0.220.0030.00316.80
8.0.210.0000.00616.83
8.0.200.0030.00316.83
8.0.190.0050.00316.74
8.0.180.0110.00016.72
8.0.170.0090.00516.66
8.0.160.0040.00816.75
8.0.150.0070.00416.63
8.0.140.0130.00916.72
8.0.130.0180.00216.78
8.0.120.0180.00616.66
8.0.110.0150.00816.61
8.0.100.0200.00416.66
8.0.90.0150.00816.82
8.0.80.0080.00816.73
8.0.70.0080.00016.80
8.0.60.0000.01016.75
8.0.50.0080.00816.75
8.0.30.0200.00416.78
8.0.20.0260.00316.69
8.0.10.0190.00316.75
7.4.330.0020.00215.55
7.4.320.0000.00616.35
7.4.300.0040.00416.33
7.4.290.0070.00016.41
7.4.280.0130.00716.41
7.4.270.0170.00016.47
7.4.260.0000.01116.41
7.4.250.0050.00516.43
7.4.240.0040.00816.31
7.4.230.0100.00016.49
7.4.220.0080.00316.36
7.4.210.0000.01116.49
7.4.200.0070.00716.52
7.4.190.0120.00616.55
7.4.180.0070.00716.43
7.4.160.0030.01116.46
7.4.150.0080.00416.47
7.4.140.0130.00616.55
7.4.130.0200.00016.41
7.4.120.0140.00616.36
7.4.110.0140.00516.35
7.4.100.0190.00016.52
7.4.90.0150.00416.45
7.4.80.0160.00416.32
7.4.70.0140.00716.21
7.4.60.0130.00416.29
7.4.50.0090.00916.35
7.4.40.0140.00316.31
7.4.30.0040.00416.39
7.4.20.0070.00016.36
7.4.10.0070.00016.33
7.4.00.0000.00816.40

preferences:
18.01 ms | 401 KiB | 5 Q