3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['foo' => 2, 'bar' => 5]; $b = ['bar' => 4, 'foo' => 3]; foreach($a as $k => $_) var_dump($k); foreach($b as $k => $_) var_dump($k); var_dump($a > $b); var_dump($b > $a); var_dump($a < $b); var_dump($b < $a);

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)
8.3.60.0170.00718.31
8.3.50.0070.00717.75
8.3.40.0040.01120.29
8.3.30.0070.00718.42
8.3.20.0040.00421.60
8.3.10.0140.00020.07
8.3.00.0080.00020.45
8.2.180.0120.00318.16
8.2.170.0140.00322.96
8.2.160.0090.00619.33
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0050.00226.16
8.2.110.0080.00322.29
8.2.100.0040.00817.72
8.2.90.0030.00519.09
8.2.80.0000.00917.97
8.2.70.0030.00517.63
8.2.60.0090.00017.93
8.2.50.0000.00818.07
8.2.40.0080.00018.22
8.2.30.0070.00018.11
8.2.20.0040.00418.08
8.2.10.0080.00019.34
8.2.00.0040.00419.34
8.1.280.0100.00725.92
8.1.270.0070.00023.83
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0090.00023.84
8.1.230.0090.00317.70
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00817.35
8.1.190.0060.00317.23
8.1.180.0050.00318.10
8.1.170.0000.00818.50
8.1.160.0000.00721.99
8.1.150.0040.00418.79
8.1.140.0040.00418.87
8.1.130.0030.00320.11
8.1.120.0040.00417.50
8.1.110.0000.00717.32
8.1.100.0070.00017.32
8.1.90.0000.00717.34
8.1.80.0080.00017.49
8.1.70.0000.00717.31
8.1.60.0090.00017.42
8.1.50.0030.00617.45
8.1.40.0030.00617.54
8.1.30.0040.00417.53
8.1.20.0000.00817.52
8.1.10.0050.00317.47
8.1.00.0040.00417.33
8.0.300.0040.00419.90
8.0.290.0040.00416.63
8.0.280.0030.00318.30
8.0.270.0030.00317.99
8.0.260.0000.00821.86
8.0.250.0030.00316.92
8.0.240.0030.00516.84
8.0.230.0030.00316.93
8.0.220.0040.00416.88
8.0.210.0040.00416.83
8.0.200.0000.00816.85
8.0.190.0040.00416.93
8.0.180.0060.00616.90
8.0.170.0030.00616.92
8.0.160.0030.00316.92
8.0.150.0100.00016.82
8.0.140.0000.00716.76
8.0.130.0030.00313.27
8.0.120.0000.00716.74
8.0.110.0030.00616.81
8.0.100.0070.00016.98
8.0.90.0050.00316.91
8.0.80.0100.00516.81
8.0.70.0040.00416.89
8.0.60.0000.00816.94
8.0.50.0020.00516.89
8.0.30.0120.00617.23
8.0.20.0150.00717.10
8.0.10.0000.00717.02
8.0.00.0060.01216.64
7.4.330.0050.00015.55
7.4.320.0000.00616.63
7.4.300.0060.00016.43
7.4.290.0000.00716.53
7.4.280.0030.00516.41
7.4.270.0030.00316.38
7.4.260.0070.00013.24
7.4.250.0040.00416.51
7.4.240.0020.00516.52
7.4.230.0000.00716.33
7.4.220.0050.00216.49
7.4.210.0060.01116.54
7.4.200.0080.00016.45
7.4.130.0150.01016.50
7.4.120.0100.00716.34
7.4.110.0070.01016.53
7.4.100.0060.01216.38
7.4.90.0100.00716.48
7.4.80.0140.00319.39
7.4.70.0100.00716.32
7.4.60.0090.00916.45
7.4.50.0070.01016.34
7.4.40.0180.00016.51
7.4.30.0100.00616.57
7.4.20.0060.01016.18
7.4.10.0120.00616.47
7.4.00.0080.00816.40
7.3.330.0000.00716.30
7.3.320.0040.00313.00
7.3.310.0030.00316.08
7.3.300.0030.00316.08
7.3.290.0080.00716.20
7.3.260.0130.00516.20
7.3.230.0100.00716.51
7.3.210.0080.00816.30
7.3.200.0040.01216.35
7.3.190.0060.00916.39
7.3.180.0090.00616.39
7.3.170.0040.01316.31
7.3.160.0120.00616.50
7.3.150.0030.01316.36
7.3.140.0120.00916.28
7.3.130.0150.00316.42
7.3.120.0100.00616.07
7.3.110.0060.01216.42
7.3.100.0040.01316.55
7.3.90.0090.00916.09
7.3.80.0090.00916.52
7.3.70.0060.01216.24
7.3.60.0090.01216.33
7.3.50.0160.00016.39
7.3.40.0060.01216.39
7.3.30.0050.01016.36
7.3.20.0060.01318.16
7.3.10.0060.01118.06
7.3.00.0140.00718.30
7.2.330.0140.00916.66
7.2.320.0090.00616.76
7.2.310.0060.01116.56
7.2.300.0100.01016.40
7.2.290.0070.01016.69
7.2.280.0080.00816.35
7.2.270.0100.00716.59
7.2.260.0040.01416.66
7.2.250.0120.00616.55
7.2.240.0030.01316.27
7.2.230.0030.01416.56
7.2.220.0060.01316.64
7.2.210.0110.00916.45
7.2.200.0110.00816.49
7.2.190.0100.00716.50
7.2.180.0060.01016.50
7.2.170.0100.00616.49
7.2.160.0070.01016.62
7.2.150.0120.00618.52
7.2.140.0090.01118.39
7.2.130.0110.01118.46
7.2.120.0090.01118.31
7.2.110.0090.00918.55
7.2.100.0130.00618.46
7.2.90.0120.00618.29
7.2.80.0100.01218.36
7.2.70.0120.00918.44
7.2.60.0150.00618.33
7.2.50.0090.01218.26
7.2.40.0090.01318.51
7.2.30.0120.00918.47
7.2.20.0030.01618.46
7.2.10.0170.00018.41
7.2.00.0090.01018.36

preferences:
32.96 ms | 400 KiB | 5 Q