3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['key1' => 65456]; $array .= ['key2' => 'udfghf']; var_dump($array);

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)
8.3.60.0120.00316.63
8.3.50.0140.00716.03
8.3.40.0150.00318.84
8.3.30.0140.00018.63
8.3.20.0020.00520.21
8.3.10.0080.00021.64
8.3.00.0030.00517.66
8.2.180.0120.00916.63
8.2.170.0120.00322.96
8.2.160.0000.01620.52
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00420.22
8.2.120.0070.00026.35
8.2.110.0100.00020.57
8.2.100.0080.00318.09
8.2.90.0080.00019.00
8.2.80.0080.00017.97
8.2.70.0050.00317.63
8.2.60.0060.00317.80
8.2.50.0080.00018.10
8.2.40.0090.00021.97
8.2.30.0000.00921.14
8.2.20.0000.00818.05
8.2.10.0000.00818.07
8.2.00.0030.00517.86
8.1.280.0070.00725.92
8.1.270.0040.00423.88
8.1.260.0040.00426.35
8.1.250.0070.00728.09
8.1.240.0060.00320.82
8.1.230.0080.00317.51
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.25
8.1.190.0060.00317.23
8.1.180.0060.00318.10
8.1.170.0040.00418.49
8.1.160.0040.00418.89
8.1.150.0070.00018.68
8.1.140.0040.00419.41
8.1.130.0030.00318.81
8.1.120.0030.00317.38
8.1.110.0030.00517.34
8.1.100.0030.00317.33
8.1.90.0000.00717.32
8.1.80.0020.00517.36
8.1.70.0000.00717.34
8.1.60.0030.00517.39
8.1.50.0040.00417.45
8.1.40.0000.00817.46
8.1.30.0050.00317.46
8.1.20.0000.00717.45
8.1.10.0000.00717.40
8.1.00.0040.00417.28
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0030.00318.36
8.0.270.0050.00317.20
8.0.260.0050.00316.71
8.0.250.0070.00016.87
8.0.240.0080.00016.96
8.0.230.0000.00716.98
8.0.220.0030.00316.93
8.0.210.0000.01016.91
8.0.200.0000.00716.97
8.0.190.0000.00816.77
8.0.180.0040.00416.85
8.0.170.0030.00316.88
8.0.160.0040.00416.90
8.0.150.0000.00716.74
8.0.140.0030.00316.88
8.0.130.0060.00013.34
8.0.120.0040.00416.83
8.0.110.0030.00516.68
8.0.100.0070.00016.75
8.0.90.0070.00016.86
8.0.80.0070.01116.75
8.0.70.0040.00416.85
8.0.60.0070.00016.99
8.0.50.0040.00416.67
8.0.30.0090.00516.95
8.0.20.0100.00917.40
8.0.10.0040.00417.06
8.0.00.0030.01516.62
7.4.330.0020.00315.55
7.4.320.0060.00016.57
7.4.300.0070.00016.50
7.4.290.0040.00416.56
7.4.280.0040.00416.52
7.4.270.0070.00016.47
7.4.260.0030.00616.51
7.4.250.0040.00416.53
7.4.240.0030.00316.38
7.4.230.0030.00316.61
7.4.220.0130.00616.58
7.4.210.0070.00716.49
7.4.200.0070.00016.26
7.4.160.0080.00716.48
7.4.150.0090.00917.40
7.4.140.0130.00617.86
7.4.130.0160.00516.47
7.4.120.0100.00816.47
7.4.110.0100.00716.52
7.4.100.0110.01116.57
7.4.90.0070.01016.37
7.4.80.0090.01219.39
7.4.70.0160.00016.44
7.4.60.0130.00316.31
7.4.50.0090.00916.29
7.4.40.0150.00316.03
7.4.30.0160.00016.38
7.4.00.0040.01114.91
7.3.330.0000.00613.04
7.3.320.0060.00013.13
7.3.310.0040.00416.04
7.3.300.0040.00416.03
7.3.290.0000.00716.20
7.3.280.0090.00816.18
7.3.270.0120.00617.40
7.3.260.0100.00816.36
7.3.250.0140.00716.13
7.3.240.0080.01016.22
7.3.230.0090.01316.28
7.3.210.0080.00816.44
7.3.200.0100.00616.56
7.3.190.0100.00716.30
7.3.180.0080.00716.23
7.3.170.0080.00816.32
7.3.160.0130.00316.46
7.2.330.0120.00916.50
7.2.320.0000.01816.53
7.2.310.0060.01216.51
7.2.300.0000.01816.24
7.2.290.0100.01016.39
7.2.60.0070.00516.67
7.2.00.0000.01119.22
7.1.200.0100.00315.64
7.1.100.0030.00918.00
7.1.70.0510.01017.31
7.1.60.0050.00917.31
7.1.50.0450.00817.31
7.1.40.0190.00617.31
7.1.30.0170.00717.31
7.1.20.0200.00417.31
7.1.10.0000.01117.31
7.1.00.0000.00817.31
7.0.200.0500.00917.31
7.0.190.0130.00817.31
7.0.180.0210.00417.31
7.0.170.0160.00817.31
7.0.160.0180.00617.31
7.0.150.0050.00717.31
7.0.140.0040.00717.31
7.0.130.0060.00617.31
7.0.120.0060.00617.31
7.0.110.0040.00717.31
7.0.100.0030.01017.31
7.0.90.0040.00717.31
7.0.80.0040.01317.31
7.0.70.0040.00817.31
7.0.60.0060.00617.31
7.0.50.0050.00917.31
7.0.40.0050.00817.31
7.0.30.0090.00317.31
7.0.20.0030.00817.31
7.0.10.0110.00017.31
7.0.00.0020.00517.31

preferences:
43.37 ms | 400 KiB | 5 Q