3v4l.org

run code in 300+ PHP versions simultaneously
<?php function kv(& $a) { $b = $a; end($a); $kv = [key($a), current($a)]; array_pop($a); return $kv; } $a = [1, 2, 3, 4, 5, 6]; next($a); next($a); echo current($a) . PHP_EOL; var_dump($a); var_dump(kv($a)); echo current($a) . PHP_EOL; var_dump($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)
8.3.60.0110.00718.31
8.3.50.0040.01116.11
8.3.40.0070.00718.58
8.3.30.0110.00418.79
8.3.20.0040.00421.77
8.3.10.0030.00621.86
8.3.00.0000.00819.06
8.2.180.0140.00318.29
8.2.170.0110.00722.96
8.2.160.0000.01622.09
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0050.00220.52
8.2.120.0070.00026.35
8.2.110.0040.00422.16
8.2.100.0060.00617.91
8.2.90.0040.00419.35
8.2.80.0030.00617.97
8.2.70.0080.00417.50
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0000.00720.60
8.2.30.0050.00321.09
8.2.20.0000.00718.12
8.2.10.0040.00418.04
8.2.00.0070.00017.99
8.1.280.0070.01025.92
8.1.270.0050.00321.95
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00820.89
8.1.230.0040.00717.83
8.1.220.0050.00317.76
8.1.210.0080.00018.77
8.1.200.0040.00417.36
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0040.00418.36
8.1.160.0030.00519.01
8.1.150.0050.00318.80
8.1.140.0040.00419.53
8.1.130.0030.00317.45
8.1.120.0040.00417.34
8.1.110.0080.00017.41
8.1.100.0040.00317.52
8.1.90.0000.00817.35
8.1.80.0030.00617.46
8.1.70.0000.00717.34
8.1.60.0030.00517.47
8.1.50.0050.00217.54
8.1.40.0080.00017.50
8.1.30.0000.00817.56
8.1.20.0040.00417.61
8.1.10.0000.00717.48
8.1.00.0000.00717.42
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0040.00418.29
8.0.270.0080.00017.30
8.0.260.0000.00816.80
8.0.250.0030.00317.02
8.0.240.0000.00816.93
8.0.230.0070.00016.93
8.0.220.0030.00716.80
8.0.210.0000.00816.89
8.0.200.0000.00716.95
8.0.190.0040.00416.95
8.0.180.0040.00416.94
8.0.170.0070.00016.92
8.0.160.0040.00416.80
8.0.150.0070.00016.74
8.0.140.0070.00016.87
8.0.130.0030.00313.32
8.0.120.0000.00816.86
8.0.110.0000.00716.95
8.0.100.0020.00516.83
8.0.90.0080.00016.74
8.0.80.0160.00316.90
8.0.70.0040.00416.91
8.0.60.0040.00416.90
8.0.50.0070.00016.89
8.0.30.0140.00617.17
8.0.20.0090.01117.40
8.0.10.0040.00416.97
8.0.00.0110.00916.61
7.4.330.0000.00515.55
7.4.320.0030.00316.61
7.4.300.0000.00616.41
7.4.290.0000.00716.59
7.4.280.0000.00716.40
7.4.270.0080.00016.58
7.4.260.0070.00016.61
7.4.250.0060.00316.56
7.4.240.0040.00416.58
7.4.230.0030.00316.36
7.4.220.0090.00916.50
7.4.210.0140.00016.54
7.4.200.0050.00216.63
7.4.160.0080.00816.51
7.4.150.0100.00717.40
7.4.140.0100.01117.86
7.4.130.0140.00816.36
7.4.120.0040.01516.43
7.4.110.0130.00316.52
7.4.100.0090.01316.43
7.4.90.0090.00916.60
7.4.80.0090.01519.39
7.4.70.0110.00516.49
7.4.60.0130.00416.45
7.4.50.0030.00616.38
7.4.40.0060.00916.43
7.4.30.0100.00716.46
7.4.00.0040.01214.90
7.3.330.0000.00613.29
7.3.320.0030.00313.25
7.3.310.0040.00416.20
7.3.300.0030.00316.18
7.3.290.0060.01216.31
7.3.280.0090.00816.28
7.3.270.0030.01317.40
7.3.260.0080.01016.57
7.3.250.0110.01216.40
7.3.240.0090.01216.49
7.3.230.0140.00316.65
7.3.210.0110.00616.38
7.3.200.0140.00416.32
7.3.190.0030.01316.56
7.3.180.0140.00916.63
7.3.170.0130.00316.55
7.3.160.0070.01016.36
7.2.330.0180.00616.44
7.2.320.0090.00916.79
7.2.310.0090.00616.41
7.2.300.0060.01116.65
7.2.290.0170.00616.45
7.2.60.0090.00316.70
7.1.200.0100.00015.71
7.1.70.0070.00317.29
7.1.60.0630.01733.33
7.1.50.0270.01332.68
7.1.40.0630.01332.27
7.1.30.0870.01032.55
7.1.20.0630.02032.64
7.1.10.0570.00714.63
7.1.00.1170.01014.87
7.0.200.0530.01314.95
7.0.190.0500.01014.87
7.0.180.0570.00714.23
7.0.170.0600.00714.23
7.0.160.0700.01014.32
7.0.150.0530.01014.42
7.0.140.0730.01014.28
7.0.130.0870.00714.73
7.0.120.0670.00014.64
7.0.110.0530.01014.19
7.0.100.0670.01014.37
7.0.90.0630.00714.45
7.0.80.0700.00714.36
7.0.70.0670.01014.52
7.0.60.0570.01014.14
7.0.50.0600.00314.52
7.0.40.0600.01014.53
7.0.30.0630.01014.63
7.0.20.0500.01314.55
7.0.10.0630.00014.43
7.0.00.0570.01014.46

preferences:
29.85 ms | 400 KiB | 5 Q