3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, 2, 3]; $b = array_map(function ($_) { if ($_ === 1) return 4; }, $a); var_dump($b); var_dump(array_values($b));

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)
8.3.60.0030.01316.38
8.3.50.0030.01316.47
8.3.40.0150.00018.79
8.3.30.0080.00818.58
8.3.20.0050.00319.20
8.3.10.0000.00821.64
8.3.00.0060.00319.41
8.2.180.0070.01018.41
8.2.170.0100.01022.96
8.2.160.0110.00420.41
8.2.150.0000.00825.66
8.2.140.0040.00424.66
8.2.130.0000.00722.30
8.2.120.0040.00426.35
8.2.110.0090.00321.12
8.2.100.0070.00418.03
8.2.90.0050.00317.97
8.2.80.0050.00317.97
8.2.70.0030.00618.03
8.2.60.0080.00017.80
8.2.50.0030.00518.10
8.2.40.0050.00320.33
8.2.30.0030.00621.10
8.2.20.0000.00718.11
8.2.10.0040.00417.99
8.2.00.0040.00417.98
8.1.280.0100.00325.92
8.1.270.0040.00423.84
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0090.00021.95
8.1.230.0060.00622.68
8.1.220.0000.00817.79
8.1.210.0060.00318.77
8.1.200.0000.00817.23
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0000.00918.52
8.1.160.0070.00019.01
8.1.150.0080.00020.55
8.1.140.0050.00219.51
8.1.130.0000.00818.88
8.1.120.0030.00417.45
8.1.110.0050.00317.48
8.1.100.0000.00717.42
8.1.90.0040.00417.37
8.1.80.0030.00317.47
8.1.70.0030.00317.41
8.1.60.0030.00617.46
8.1.50.0030.00517.48
8.1.40.0090.00017.47
8.1.30.0050.00317.47
8.1.20.0000.00817.53
8.1.10.0040.00417.48
8.1.00.0030.00517.30
8.0.300.0040.00419.65
8.0.290.0030.00616.63
8.0.280.0030.00318.24
8.0.270.0070.00317.24
8.0.260.0060.00016.79
8.0.250.0000.00716.87
8.0.240.0040.00416.86
8.0.230.0070.00016.88
8.0.220.0000.00716.72
8.0.210.0030.00316.83
8.0.200.0000.00716.88
8.0.190.0060.00316.89
8.0.180.0000.00716.80
8.0.170.0090.00316.91
8.0.160.0040.00416.88
8.0.150.0000.00716.75
8.0.140.0070.00416.85
8.0.130.0000.00613.23
8.0.120.0040.00416.75
8.0.110.0030.00316.95
8.0.100.0040.00416.78
8.0.90.0030.00516.75
8.0.80.0070.01416.84
8.0.70.0020.00516.68
8.0.60.0050.00316.89
8.0.50.0070.00016.95
8.0.30.0090.01016.88
8.0.20.0120.00717.40
8.0.10.0070.00016.95
8.0.00.0120.00816.95
7.4.330.0000.00615.55
7.4.320.0000.00616.61
7.4.300.0030.00316.49
7.4.290.0030.00616.45
7.4.280.0020.00516.49
7.4.270.0000.00716.63
7.4.260.0060.00013.21
7.4.250.0000.00816.57
7.4.240.0070.00016.50
7.4.230.0030.00316.36
7.4.220.0140.00416.63
7.4.210.0070.00716.57
7.4.200.0070.00016.62
7.4.160.0090.00716.32
7.4.150.0320.01517.40
7.4.140.0160.01017.86
7.4.130.0070.01316.49
7.4.120.0130.00716.55
7.4.110.0050.01416.61
7.4.100.0150.00916.61
7.4.90.0120.00416.60
7.4.80.0060.01319.39
7.4.70.0030.01316.34
7.4.60.0100.00716.57
7.4.50.0060.00916.63
7.4.40.0060.00916.35
7.4.30.0130.00316.23
7.4.00.0080.00715.06
7.3.330.0040.00413.16
7.3.320.0060.00013.08
7.3.310.0040.00416.33
7.3.300.0030.00316.32
7.3.290.0060.00816.25
7.3.280.0070.00916.30
7.3.270.0150.00317.40
7.3.260.0130.00416.35
7.3.250.0080.01216.46
7.3.240.0080.01116.32
7.3.230.0130.00316.35
7.3.210.0110.00616.51
7.3.200.0130.00416.65
7.3.190.0070.01016.58
7.3.180.0030.01316.34
7.3.170.0120.00316.49
7.3.160.0100.00716.38
7.2.330.0080.01116.64
7.2.320.0060.01016.55
7.2.310.0100.00716.62
7.2.300.0070.01016.45
7.2.290.0080.01016.66
7.2.00.0060.00919.32
7.1.100.0070.00718.16
7.1.70.0000.00817.09
7.1.60.0470.01032.91
7.1.50.0230.00732.88
7.1.40.0170.02032.57
7.1.30.0200.01332.58
7.1.20.1900.01332.92
7.1.10.3000.01014.82
7.1.00.0330.01015.01
7.0.200.0230.01014.96
7.0.190.0070.00714.84
7.0.180.0000.01714.48
7.0.170.0030.01314.37
7.0.160.0370.00314.30
7.0.150.2330.00314.28
7.0.140.1900.01014.46
7.0.130.0070.01314.47
7.0.120.1470.00714.34
7.0.110.0030.01314.31
7.0.100.1030.01714.35
7.0.90.0000.01714.44
7.0.80.1200.01714.61
7.0.70.0070.00314.27
7.0.60.0030.01313.96
7.0.50.2330.02014.54
7.0.40.1230.01714.50
7.0.30.0230.01314.75
7.0.20.0070.01014.76
7.0.10.0200.01714.71
7.0.00.0000.01314.46

preferences:
38.09 ms | 401 KiB | 5 Q