3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "Фадэь ёэ хфигцаёачр гэытиочр!"; function rotn($string, $n) { $alphabet = array( 1 => "а", 2 => "б", 3 => "в", 4 => "г", 5 => "д", 6 => "е", 7 => "ё", 8 => "ж", 9 => "з", 10 => "и", 11 => "й", 12 => "к", 13 => "л", 14 => "м", 15 => "н", 16 => "о", 17 => "п", 18 => "р", 19 => "с", 20 => "т", 21 => "у", 22 => "ф", 23 => "х", 24 => "ц", 25 => "ч", 26 => "ш", 27 => "щ", 28 => "ъ", 29 => "ы", 30 => "ь", 31 => "э", 32 => "ю", 33 => "я" ); $alphabet_r = array_flip($alphabet); $string = strtolower($string); foreach (str_split(strtolower($string), 1) as $character) { die(var_dump($character, $alphabet_r[$character])); //echo $character; echo $alphabet[$alphabet_r[$character] + $n]; } } rotn($string, 1);

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)
8.3.60.0140.00716.75
8.3.50.0040.01416.59
8.3.40.0100.01018.87
8.3.30.0060.00918.86
8.3.20.0040.00418.96
8.3.10.0040.00420.48
8.3.00.0100.00019.38
8.2.180.0070.01116.75
8.2.170.0120.00322.96
8.2.160.0070.00721.05
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0030.00626.16
8.2.120.0040.00419.89
8.2.110.0090.00020.90
8.2.100.0100.00017.97
8.2.90.0080.00019.47
8.2.80.0040.00419.28
8.2.70.0000.00917.63
8.2.60.0050.00317.93
8.2.50.0040.00418.07
8.2.40.0080.00018.28
8.2.30.0030.00618.12
8.2.20.0030.00617.69
8.2.10.0000.00717.80
8.2.00.0000.00717.75
8.1.280.0170.00025.92
8.1.270.0040.00424.66
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0140.00723.87
8.1.230.0000.01020.88
8.1.220.0000.01017.79
8.1.210.0000.00918.95
8.1.200.0030.00617.35
8.1.190.0000.00817.54
8.1.180.0080.00018.10
8.1.170.0000.00718.90
8.1.160.0080.00018.79
8.1.150.0040.00418.61
8.1.140.0070.00317.40
8.1.130.0000.00717.91
8.1.120.0040.00417.33
8.1.110.0050.00317.34
8.1.100.0000.00717.36
8.1.90.0030.00317.36
8.1.80.0000.00717.48
8.1.70.0000.00717.45
8.1.60.0080.00017.51
8.1.50.0090.00017.39
8.1.40.0030.00617.49
8.1.30.0000.00717.58
8.1.20.0000.00817.72
8.1.10.0000.00717.57
8.1.00.0000.01117.43
8.0.300.0040.00419.95
8.0.290.0040.00416.63
8.0.280.0030.00318.44
8.0.270.0000.00817.18
8.0.260.0000.00616.86
8.0.250.0040.00417.06
8.0.240.0120.00017.01
8.0.230.0030.00317.01
8.0.220.0050.00316.97
8.0.210.0070.00016.89
8.0.200.0060.00016.91
8.0.190.0070.00017.00
8.0.180.0070.00016.97
8.0.170.0000.00917.03
8.0.160.0070.00016.95
8.0.150.0000.00816.86
8.0.140.0000.01016.98
8.0.130.0050.00013.43
8.0.120.0020.00516.81
8.0.110.0040.00417.00
8.0.100.0070.00016.78
8.0.90.0070.00016.89
8.0.80.0100.00316.99
8.0.70.0040.00416.97
8.0.60.0070.00016.96
8.0.50.0040.00416.82
8.0.30.0100.00817.03
8.0.20.0120.00616.93
8.0.10.0000.00717.11
8.0.00.0130.01216.72
7.4.330.0030.00312.97
7.4.320.0030.00316.62
7.4.300.0030.00316.53
7.4.290.0040.00416.48
7.4.280.0050.00216.49
7.4.270.0030.00316.65
7.4.260.0030.00313.39
7.4.250.0040.00416.39
7.4.240.0070.00016.53
7.4.230.0030.00316.63
7.4.220.0090.00916.57
7.4.210.0040.01016.64
7.4.200.0070.00016.55
7.4.190.0050.00216.78
7.4.160.0070.00716.34
7.4.150.0110.00616.57
7.4.140.0050.01216.59
7.4.130.0070.01016.55
7.4.120.0100.00816.37
7.4.110.0040.01416.47
7.4.100.0140.00316.43
7.4.90.0160.00016.47
7.4.80.0100.00716.52
7.4.70.0110.00716.59
7.4.60.0130.00916.43
7.4.50.0040.00416.45
7.4.40.0090.00316.36
7.4.30.0080.00816.54
7.4.00.0070.01014.85
7.3.330.0060.00013.17
7.3.320.0050.00013.07
7.3.310.0030.00316.31
7.3.300.0040.00416.18
7.3.290.0030.01116.27
7.3.280.0020.01316.29
7.3.270.0090.00616.49
7.3.260.0120.00716.59
7.3.250.0100.00716.46
7.3.240.0120.00616.53
7.3.230.0040.01216.36
7.3.210.0070.01116.40
7.3.200.0070.01019.39
7.3.190.0160.00316.37
7.3.180.0090.00616.34
7.3.170.0060.00916.47
7.3.160.0040.01116.36
7.3.120.0100.00514.88
7.3.110.0030.01514.86
7.3.100.0090.00614.74
7.3.90.0040.00814.80
7.3.80.0070.00714.59
7.3.70.0000.01014.85
7.3.60.0000.00814.85
7.3.50.0110.00314.74
7.3.40.0000.01514.72
7.3.30.0000.01214.75
7.3.20.0090.00316.74
7.3.10.0070.00416.63
7.3.00.0030.01016.70
7.2.330.0090.01316.48
7.2.320.0030.01316.36
7.2.310.0120.00816.42
7.2.300.0100.01316.50
7.2.290.0120.00916.84
7.2.250.0070.01015.32
7.2.240.0040.01115.09
7.2.230.0000.01215.21
7.2.220.0090.00314.69
7.2.210.0000.01514.94
7.2.200.0080.00414.82
7.2.190.0060.00914.85
7.2.180.0110.00015.08
7.2.170.0090.00615.05
7.1.330.0070.00715.70
7.1.320.0000.01415.89
7.1.310.0030.01015.56
7.1.300.0040.01115.68
7.1.290.0070.00715.84
7.1.280.0030.00915.52
7.1.270.0000.01215.77
7.1.260.0040.00715.59
7.1.100.0060.00618.21
7.1.70.0000.00717.34
7.1.60.0070.01019.40
7.1.50.0030.01317.03
7.1.00.0030.06022.54
7.0.200.0030.00616.70
7.0.140.0030.09322.21
7.0.120.0000.07722.09
7.0.60.0100.07319.84
7.0.50.0070.04317.85
7.0.40.0030.09720.15
7.0.30.0070.05020.16
7.0.20.0370.04720.08
7.0.10.0230.06320.24
7.0.00.0200.07720.25
5.6.280.0030.07321.04
5.6.210.0100.07320.52
5.6.200.0100.08718.19
5.6.190.0100.04020.57
5.6.180.0270.03320.51
5.6.170.0400.04720.56
5.6.160.0030.09020.54
5.6.150.0100.03318.23
5.6.140.0070.06318.23
5.6.130.0070.08718.19
5.6.120.0130.08321.06
5.6.110.0070.09021.01
5.6.100.0170.07321.05
5.6.90.0100.06720.99
5.6.80.0130.06720.54
5.6.70.4300.04320.38
5.5.350.0230.03020.41
5.5.340.0070.07718.09
5.5.330.0070.08720.38
5.5.320.0300.08020.30
5.5.310.0100.05020.36
5.5.300.0100.07018.05
5.5.290.0000.06718.03
5.5.280.0070.07020.78
5.5.270.0000.04720.80
5.5.260.0000.06320.97
5.5.250.0100.08020.47
5.5.240.0030.06320.22
5.4.450.2700.04019.48
5.4.440.2770.04019.32
5.4.430.2830.03719.16
5.4.420.2500.04019.38
5.4.410.2600.03319.19
5.4.400.2900.03018.97
5.4.390.2630.03319.31
5.4.380.2970.03018.84
5.4.370.2630.03719.22
5.4.360.3230.04319.26
5.4.350.2800.03019.22
5.4.340.2770.03018.95
5.4.320.3130.05019.31
5.4.310.2830.03718.95
5.4.300.2830.03319.20
5.4.290.2630.03718.99
5.4.280.2800.03319.13
5.4.270.2670.03719.22
5.4.260.2630.04319.20
5.4.250.2800.03319.08
5.4.240.2730.03019.05
5.4.230.2670.03719.21
5.4.220.2830.04318.86
5.4.210.2770.03718.99
5.4.200.2600.04319.23
5.4.190.2730.03319.07
5.4.180.3130.04718.83
5.4.170.2970.03018.86
5.4.160.2470.03719.20
5.4.150.2670.03319.04
5.4.140.2600.04016.67
5.4.130.2930.02716.37
5.4.120.2670.03316.33
5.4.110.3030.04716.54
5.4.100.3100.03316.46
5.4.90.2630.03016.58
5.4.80.2430.02716.46
5.4.70.0000.04316.55
5.4.60.0000.07016.25
5.4.50.1230.05716.49
5.4.40.2400.04016.33
5.4.30.2700.03716.43
5.4.20.2700.04016.57
5.4.10.2570.03316.48
5.4.00.2770.03715.89
5.3.290.2830.03714.76
5.3.280.2770.03314.71
5.3.270.2800.04314.60
5.3.260.2870.03714.54
5.3.250.2800.04714.58
5.3.240.2700.05014.63
5.3.230.2830.03714.62
5.3.220.2600.03314.57
5.3.210.2500.04314.73
5.3.200.2800.03714.73
5.3.190.2900.04014.55
5.3.180.2900.03714.55
5.3.170.2600.04714.57
5.3.160.2630.04014.66
5.3.150.2600.04314.63
5.3.140.2830.04014.55
5.3.130.2770.03714.62
5.3.120.2870.03714.79
5.3.110.2700.04014.58
5.3.100.2870.04714.19
5.3.90.0170.04014.12
5.3.80.0100.04314.25
5.3.70.0170.03714.11
5.3.60.0200.03314.03
5.3.50.0200.03313.96
5.3.40.0200.03314.12
5.3.30.0170.03313.90
5.3.20.0230.03713.73
5.3.10.0270.04013.76
5.3.00.0300.03013.56
5.2.170.0130.03011.21
5.2.160.0170.03311.21
5.2.150.0170.03711.25
5.2.140.0170.04011.06
5.2.130.0100.03711.10
5.2.120.0170.04311.08
5.2.110.0130.03011.23
5.2.100.0170.04011.10
5.2.90.0100.03311.04
5.2.80.0130.06311.03
5.2.70.0270.04711.12
5.2.60.0270.04311.07
5.2.50.0170.05011.13
5.2.40.0170.02711.02
5.2.30.0230.05010.89
5.2.20.0100.03710.87
5.2.10.0130.03311.02
5.2.00.0130.03310.71
5.1.60.0170.02710.10
5.1.50.0100.0379.95
5.1.40.0100.02310.08
5.1.30.0130.02710.31
5.1.20.0130.02710.62
5.1.10.0070.03010.16
5.1.00.0100.0279.99
5.0.50.0030.0238.47
5.0.40.0000.0208.36
5.0.30.0070.0308.24
5.0.20.0030.0208.27
5.0.10.0100.0208.08
5.0.00.0100.0278.27
4.4.90.0000.0207.95
4.4.80.0030.0337.95
4.4.70.0070.0177.95
4.4.60.0030.0207.95
4.4.50.0030.0207.95
4.4.40.0030.0277.95
4.4.30.0030.0177.95
4.4.20.0070.0237.95
4.4.10.0030.0237.95
4.4.00.0070.0337.95
4.3.110.0070.0237.95
4.3.100.0070.0137.95
4.3.90.0070.0177.95
4.3.80.0070.0307.95
4.3.70.0070.0137.95
4.3.60.0070.0207.95
4.3.50.0070.0177.95
4.3.40.0070.0277.95
4.3.30.0030.0137.95
4.3.20.0000.0177.95
4.3.10.0000.0207.95
4.3.00.0000.0237.95

preferences:
37.28 ms | 401 KiB | 5 Q