3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( "a" => [1, 2, 3], "b" => [4], ); var_dump(array_reduce($array, function($carry, $item) { return $carry + count($item); }, 0));

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)
8.3.60.0110.01118.49
8.3.50.0070.01016.30
8.3.40.0110.00418.38
8.3.30.0080.00818.77
8.3.20.0040.00420.30
8.3.10.0050.00323.65
8.3.00.0080.00019.41
8.2.180.0070.01516.63
8.2.170.0120.00322.96
8.2.160.0150.00619.16
8.2.150.0080.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00019.16
8.2.120.0070.00026.35
8.2.110.0030.00721.00
8.2.100.0110.00417.91
8.2.90.0040.00418.95
8.2.80.0030.00517.97
8.2.70.0000.00817.63
8.2.60.0050.00318.05
8.2.50.0000.00818.10
8.2.40.0030.00620.46
8.2.30.0040.00421.02
8.2.20.0040.00417.94
8.2.10.0000.00718.04
8.2.00.0040.00417.97
8.1.280.0060.00925.92
8.1.270.0000.00822.14
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.96
8.1.230.0040.00818.94
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0030.00618.59
8.1.160.0040.00419.07
8.1.150.0050.00320.73
8.1.140.0040.00419.49
8.1.130.0000.00718.89
8.1.120.0000.00717.40
8.1.110.0030.00517.25
8.1.100.0070.00017.48
8.1.90.0060.00317.49
8.1.80.0000.00717.46
8.1.70.0050.00317.47
8.1.60.0040.00417.49
8.1.50.0000.00817.42
8.1.40.0060.00317.50
8.1.30.0040.00417.63
8.1.20.0000.00817.60
8.1.10.0000.00717.41
8.1.00.0050.00217.24
8.0.300.0040.00418.77
8.0.290.0030.00616.63
8.0.280.0030.00318.45
8.0.270.0070.00017.10
8.0.260.0000.00816.66
8.0.250.0030.00316.77
8.0.240.0050.00216.84
8.0.230.0000.00716.88
8.0.220.0030.00316.82
8.0.210.0020.00516.86
8.0.200.0030.00316.83
8.0.190.0050.00516.82
8.0.180.0040.00416.80
8.0.170.0030.00316.96
8.0.160.0000.00716.93
8.0.150.0040.00416.93
8.0.140.0070.00016.78
8.0.130.0000.00613.40
8.0.120.0050.00216.89
8.0.110.0000.00716.89
8.0.100.0040.00416.75
8.0.90.0040.00416.90
8.0.80.0120.00316.84
8.0.70.0040.00416.91
8.0.60.0000.00716.76
8.0.50.0000.00816.73
8.0.30.0090.01016.93
8.0.20.0070.01317.40
8.0.10.0000.00717.06
8.0.00.0110.00616.63
7.4.330.0060.00015.55
7.4.320.0060.00016.49
7.4.300.0030.00316.52
7.4.290.0080.00016.50
7.4.280.0040.00416.40
7.4.270.0070.00016.51
7.4.260.0030.00716.57
7.4.250.0070.00016.59
7.4.240.0030.00316.51
7.4.230.0030.00316.37
7.4.220.0100.01016.62
7.4.210.0120.00316.42
7.4.200.0030.00516.40
7.4.160.0130.00616.44
7.4.150.0110.00617.40
7.4.140.0110.00617.86
7.4.130.0100.01416.45
7.4.120.0120.00816.43
7.4.110.0100.00716.61
7.4.100.0090.01816.52
7.4.90.0180.00616.39
7.4.80.0070.01019.39
7.4.70.0150.00316.40
7.4.60.0090.00616.50
7.4.50.0070.01016.32
7.4.40.0100.00716.26
7.4.30.0120.00916.41
7.4.00.0030.00914.97
7.3.330.0020.00213.29
7.3.320.0000.00513.15
7.3.310.0050.00316.46
7.3.300.0030.00316.38
7.3.290.0080.00616.29
7.3.280.0080.00816.25
7.3.270.0150.00617.40
7.3.260.0100.00816.31
7.3.250.0100.00716.44
7.3.240.0070.00916.46
7.3.230.0100.01016.20
7.3.210.0130.00716.25
7.3.200.0070.01516.60
7.3.190.0060.00916.55
7.3.180.0070.01016.59
7.3.170.0120.00416.30
7.3.160.0120.00616.31
7.2.330.0070.01516.75
7.2.320.0070.01316.52
7.2.310.0040.01716.35
7.2.300.0060.01216.58
7.2.290.0120.00616.72
7.2.60.0000.01116.65
7.1.200.0030.01015.68
7.1.70.0110.00917.03
7.1.60.0270.01734.92
7.1.50.0280.01434.72
7.1.40.0330.01134.41
7.1.30.0280.02334.63
7.1.20.0360.01634.54
7.1.10.0100.01316.43
7.1.00.0150.00616.52
7.0.200.0030.01616.63
7.0.190.0030.01516.42
7.0.180.0110.01216.30
7.0.170.0030.01816.28
7.0.160.0090.01016.28
7.0.150.0090.01016.26
7.0.140.0070.01016.34
7.0.130.0120.00916.34
7.0.120.0140.01016.51
7.0.110.0070.01516.32
7.0.100.0100.01316.40
7.0.90.0080.01216.14
7.0.80.0040.01516.23
7.0.70.0080.01316.30
7.0.60.0150.01716.23
7.0.50.0120.01016.36
7.0.40.0100.01316.43
7.0.30.0080.01316.48
7.0.20.0020.02016.24
7.0.10.0040.01716.26
7.0.00.0140.00716.09

preferences:
61.02 ms | 400 KiB | 5 Q