3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a1 = ["foo" => "bar"]; $a2 = ["foo" => "baz"]; var_dump($a1 + $a2 == $a2 + $a1);

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)
8.4.120.0150.00520.50
8.4.110.0100.00918.66
8.4.100.0080.01217.81
8.4.90.0130.00818.52
8.4.80.0050.00419.42
8.4.70.0080.00817.50
8.4.60.0120.00918.71
8.4.50.0040.00519.64
8.4.40.0160.00317.61
8.4.30.0130.00723.77
8.4.20.0080.01219.58
8.4.10.0150.00019.49
8.3.250.0090.00718.67
8.3.240.0110.00716.41
8.3.230.0140.00418.59
8.3.220.0040.00420.87
8.3.210.0120.00616.67
8.3.200.0070.00216.39
8.3.190.0130.00617.18
8.3.180.0110.01018.25
8.3.170.0110.00719.02
8.3.160.0030.01320.54
8.3.150.0110.00417.41
8.3.140.0060.00316.81
8.3.130.0130.00718.34
8.3.120.0030.00618.73
8.3.110.0350.00716.63
8.3.100.0300.00416.35
8.3.90.0330.01516.14
8.3.80.0350.01316.52
8.3.70.0370.01016.65
8.3.60.0320.01116.48
8.3.50.0390.00016.23
8.3.40.0190.01517.40
8.3.30.0310.00717.37
8.3.20.0330.00417.45
8.3.10.0150.00417.58
8.3.00.0060.00317.44
8.2.290.0090.00520.38
8.2.280.0060.00318.44
8.2.270.0070.01116.49
8.2.260.0140.00017.15
8.2.250.0000.00816.74
8.2.240.0060.00318.05
8.2.230.0130.01316.11
8.2.220.0210.00316.13
8.2.210.0160.01016.05
8.2.200.0170.02016.44
8.2.190.0200.01316.62
8.2.180.0350.00516.20
8.2.170.0390.00417.62
8.2.160.0340.01017.73
8.2.150.0310.01117.50
8.2.140.0590.00917.05
8.2.130.0360.01217.51
8.2.120.0360.00617.24
8.2.110.0430.00017.30
8.2.100.0300.01117.44
8.2.90.0340.00917.45
8.2.80.0370.00417.46
8.2.70.0360.00617.64
8.2.60.0310.01017.64
8.2.50.0410.00017.40
8.2.40.0330.00917.41
8.2.30.0240.00817.39
8.2.20.0250.00617.55
8.2.10.0190.01217.27
8.2.00.0240.00817.60
8.1.330.0100.00821.74
8.1.320.0090.00915.98
8.1.310.0090.00916.77
8.1.300.0040.01119.96
8.1.290.0240.00316.05
8.1.280.0230.00416.05
8.1.270.0150.00517.43
8.1.260.0350.00317.38
8.1.250.0280.00917.42
8.1.240.0280.00417.05
8.1.230.0190.01217.24
8.1.220.0240.01317.15
8.1.210.0300.00717.10
8.1.200.0320.00417.32
8.1.190.0270.00817.05
8.1.180.0320.00416.96
8.1.170.0300.00317.21
8.1.160.0320.00417.11
8.1.150.0390.00417.34
8.1.140.0320.00717.22
8.1.130.0310.00717.14
8.1.120.0220.01517.48
8.1.110.0190.00317.24
8.1.100.0290.00817.35
8.1.90.0260.01117.27
8.1.80.0270.00717.09
8.1.70.0290.00817.41
8.1.60.0150.00417.23
8.1.50.0220.00416.98
8.1.40.0280.00417.24
8.1.30.0320.00417.13
8.1.20.0270.01017.43
8.1.10.0230.01117.27
8.1.00.0320.00017.02

preferences:
33.79 ms | 403 KiB | 5 Q