3v4l.org

run code in 300+ PHP versions simultaneously
<?php function arrpos(array $haystack, array $needle) { $len1 = count($haystack); $len2 = count($needle); if ($len2 > $len1) { return false; } for ($i = 0; $i <= $len1 - $len2; $i++) { if ($haystack[$i] === $needle[0]) { for ($j = 1; $j < $len2; $j++) { if ($haystack[$i + $j] !== $needle[$j]) { continue 2; } } return $i; } } return false; } $needle = [2,4]; var_dump(arrpos([1,2,3,4], $needle)); var_dump(arrpos([1,2,4,3], $needle)); var_dump(arrpos([1,2,2,4,3], $needle)); var_dump(arrpos([1,2,3,4,5], [2,3,4,5]));

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)
8.3.60.0160.00316.63
8.3.50.0170.00717.89
8.3.40.0080.00818.63
8.3.30.0100.00718.71
8.3.20.0000.00920.76
8.3.10.0000.00823.66
8.3.00.0040.00421.78
8.2.180.0030.01016.50
8.2.170.0070.00722.96
8.2.160.0070.00720.47
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00321.14
8.2.110.0000.00919.39
8.2.100.0040.00817.71
8.2.90.0040.00418.09
8.2.80.0030.00518.04
8.2.70.0000.00917.93
8.2.60.0040.00418.03
8.2.50.0080.00018.10
8.2.40.0000.00819.30
8.2.30.0000.00719.18
8.2.20.0030.00518.18
8.2.10.0000.00719.27
8.2.00.0020.00518.10
8.1.280.0130.01025.92
8.1.270.0090.00018.73
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0080.00617.35
8.1.230.0070.00422.54
8.1.220.0050.00317.74
8.1.210.0000.00818.91
8.1.200.0060.00317.35
8.1.190.0040.00417.10
8.1.180.0060.00318.10
8.1.170.0030.00618.35
8.1.160.0040.00418.93
8.1.150.0000.00818.76
8.1.140.0050.00318.80
8.1.130.0070.00020.13
8.1.120.0040.00417.47
8.1.110.0000.00817.46
8.1.100.0040.00417.45
8.1.90.0000.00717.40
8.1.80.0080.00017.52
8.1.70.0040.00417.37
8.1.60.0070.00317.64
8.1.50.0040.00417.47
8.1.40.0030.00617.48
8.1.30.0070.00317.69
8.1.20.0060.00317.67
8.1.10.0110.00017.45
8.1.00.0040.00417.49
8.0.300.0070.00019.69
8.0.290.0080.00016.63
8.0.280.0000.00718.37
8.0.270.0000.00717.22
8.0.260.0030.00318.39
8.0.250.0040.00416.77
8.0.240.0030.00516.91
8.0.230.0030.00316.80
8.0.220.0000.00916.88
8.0.210.0000.00716.86
8.0.200.0040.00416.77
8.0.190.0000.00816.90
8.0.180.0080.00016.84
8.0.170.0040.00416.83
8.0.160.0000.00717.00
8.0.150.0040.00416.84
8.0.140.0050.00316.88
8.0.130.0030.00313.25
8.0.120.0040.00416.74
8.0.110.0000.00716.82
8.0.100.0000.00716.78
8.0.90.0050.00216.77
8.0.80.0070.01016.93
8.0.70.0040.00416.89
8.0.60.0000.00916.84
8.0.50.0040.00416.91
8.0.30.0130.00816.96
8.0.20.0030.01417.40
8.0.10.0000.00716.82
8.0.00.0130.01016.77
7.4.330.0040.00015.55
7.4.320.0030.00316.57
7.4.300.0040.00416.50
7.4.290.0000.00716.49
7.4.280.0040.00416.43
7.4.270.0040.00416.60
7.4.260.0070.00016.46
7.4.250.0000.00716.55
7.4.240.0030.00316.64
7.4.230.0000.00816.43
7.4.220.0040.00416.61
7.4.210.0100.00816.62
7.4.200.0030.00316.60
7.4.160.0100.00616.55
7.4.140.0110.00717.86
7.4.130.0120.00616.50
7.4.120.0110.00716.44
7.4.110.0080.01616.64
7.4.100.0180.00716.44
7.4.90.0140.00316.32
7.4.80.0030.01319.39
7.4.70.0110.01116.42
7.4.60.0110.00516.57
7.4.50.0040.01516.55
7.4.40.0080.01116.16
7.4.00.0080.00814.86
7.3.330.0000.00513.09
7.3.320.0030.00313.32
7.3.310.0070.00016.39
7.3.300.0070.00016.27
7.3.290.0000.00716.16
7.3.280.0070.00716.28
7.3.260.0110.00616.59
7.3.240.0050.01316.45
7.3.230.0130.00316.41
7.3.210.0140.00316.55
7.3.200.0000.01616.27
7.3.190.0110.01116.52
7.3.180.0130.00316.52
7.3.170.0070.01316.33
7.3.160.0130.00316.38
7.3.10.0760.00314.87
7.3.00.0820.00014.96
7.2.330.0070.01116.41
7.2.320.0110.01016.84
7.2.310.0120.00616.75
7.2.300.0170.00316.36
7.2.290.0160.00016.54
7.2.130.0770.00714.86
7.2.120.0500.00314.91
7.2.110.0530.00714.71
7.2.100.0540.01015.04
7.2.90.0480.01314.21
7.2.80.0850.00314.95
7.2.70.0680.00314.96
7.2.60.0660.00714.83
7.2.50.0630.00315.16
7.2.40.0450.00314.99
7.2.30.0430.00715.04
7.2.20.0560.00314.92
7.2.10.0530.00315.03
7.2.00.0600.00314.88
7.1.250.0670.01713.62

preferences:
59.24 ms | 400 KiB | 5 Q