3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getNameFromNumber($num) { $numeric = $num % 26; $letter = chr(65 + $numeric); $num2 = intval($num / 26); if ($num2 > 0) { return getNameFromNumber($num2 - 1) . $letter; } else { return $letter; } } echo getNameFromNumber(30);

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)
8.3.60.0140.00718.18
8.3.50.0160.00422.04
8.3.40.0150.00018.47
8.3.30.0040.01119.04
8.3.20.0040.00420.20
8.3.10.0050.00220.33
8.3.00.0000.00822.43
8.2.180.0070.00716.32
8.2.170.0080.00822.96
8.2.160.0110.00720.95
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0100.00326.16
8.2.120.0040.00419.23
8.2.110.0030.00622.09
8.2.100.0040.00819.51
8.2.90.0000.00719.26
8.2.80.0050.00318.04
8.2.70.0040.00417.25
8.2.60.0040.00417.90
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0040.00417.93
8.2.20.0030.00517.71
8.2.10.0050.00319.52
8.2.00.0040.00417.67
8.1.280.0030.01025.92
8.1.270.0080.00022.03
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00323.88
8.1.230.0070.00419.22
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.22
8.1.190.0030.00517.53
8.1.180.0060.00318.48
8.1.170.0040.00418.59
8.1.160.0020.00521.94
8.1.150.0000.00718.64
8.1.140.0030.00517.36
8.1.130.0030.00317.75
8.1.120.0030.00317.49
8.1.110.0050.00317.35
8.1.100.0000.00817.40
8.1.90.0030.00317.40
8.1.80.0000.00717.47
8.1.70.0040.00417.39
8.1.60.0030.00917.48
8.1.50.0040.00417.50
8.1.40.0000.00917.46
8.1.30.0000.00817.46
8.1.20.0040.00417.65
8.1.10.0060.00317.50
8.1.00.0040.00417.49
8.0.300.0030.00618.77
8.0.290.0000.00717.18
8.0.280.0070.00018.35
8.0.270.0050.00317.17
8.0.260.0000.00816.77
8.0.250.0000.00716.91
8.0.240.0070.00016.96
8.0.230.0040.00416.82
8.0.220.0030.00316.88
8.0.210.0030.00316.91
8.0.200.0000.00616.98
8.0.190.0040.00416.87
8.0.180.0000.00816.79
8.0.170.0030.00616.80
8.0.160.0040.00416.83
8.0.150.0080.00016.91
8.0.140.0000.00716.88
8.0.130.0000.00513.32
8.0.120.0030.00516.73
8.0.110.0000.00816.74
8.0.100.0030.00516.83
8.0.90.0070.00016.95
8.0.80.0130.00016.89
8.0.70.0040.00416.67
8.0.60.0040.00416.80
8.0.50.0030.00516.85
8.0.30.0160.00516.98
8.0.20.0110.00717.40
8.0.10.0000.00816.80
8.0.00.0130.00716.82
7.4.330.0000.00515.00
7.4.320.0070.00016.63
7.4.300.0030.00316.58
7.4.290.0020.00516.51
7.4.280.0070.00016.35
7.4.270.0000.00716.61
7.4.260.0070.00016.60
7.4.250.0000.00816.55
7.4.240.0020.00516.60
7.4.230.0030.00316.57
7.4.220.0120.00916.66
7.4.210.0080.00816.60
7.4.200.0070.00016.62
7.4.190.0030.00316.45
7.4.160.0140.00316.50
7.4.150.0100.00717.40
7.4.140.0110.01317.86
7.4.130.0100.00616.47
7.4.120.0070.01016.39
7.4.110.0060.01216.61
7.4.100.0070.01016.62
7.4.90.0130.01316.54
7.4.80.0060.01319.39
7.4.70.0110.00516.47
7.4.60.0060.01016.45
7.4.50.0040.00416.39
7.4.40.0070.01022.77
7.4.30.0110.00516.58
7.4.00.0120.00414.75
7.3.330.0050.00013.15
7.3.320.0000.00613.39
7.3.310.0040.00416.35
7.3.300.0000.00716.23
7.3.290.0070.00716.43
7.3.280.0060.01116.36
7.3.270.0000.01817.40
7.3.260.0090.01516.54
7.3.250.0100.01016.40
7.3.240.0080.01116.26
7.3.230.0030.01316.43
7.3.210.0160.00416.64
7.3.200.0110.00419.39
7.3.190.0120.01116.48
7.3.180.0050.01116.63
7.3.170.0090.00916.33
7.3.160.0030.01316.52
7.3.120.0000.01714.74
7.2.330.0170.00016.33
7.2.320.0070.01016.65
7.2.310.0100.00716.55
7.2.300.0140.00316.58
7.2.290.0110.01116.42
7.2.00.0060.00918.91
7.1.100.0100.00018.34
7.1.70.0000.00817.19
7.1.60.0170.00719.82
7.1.50.0070.01316.93
7.1.00.0000.08022.57
7.0.200.0070.01016.91
7.0.140.0000.07722.00
7.0.60.0100.08319.91
7.0.50.0070.08017.70
7.0.40.0300.04020.09
7.0.30.0270.05020.17
7.0.20.0230.04720.30
7.0.10.0100.08720.07
7.0.00.0100.06320.10
5.6.280.0070.07021.11
5.6.210.0030.08320.63
5.6.200.0070.08018.25
5.6.190.0030.04320.64
5.6.180.0170.05020.77
5.6.170.0300.06020.54
5.6.160.0070.08320.61
5.6.150.0030.04018.12
5.6.140.0030.04018.28
5.6.130.0130.07318.16
5.6.120.0030.08720.97
5.6.110.0070.08021.05
5.6.100.0100.06720.89
5.6.90.0130.04720.97
5.6.80.0070.06320.44
5.5.350.0200.08020.46
5.5.340.0130.07318.09
5.5.330.0130.08020.29
5.5.320.0030.08020.31
5.5.310.0200.05020.20
5.5.300.0100.08018.02
5.5.290.0070.03717.94
5.5.280.0030.07320.77
5.5.270.0170.07720.92
5.5.260.0130.07720.76
5.5.250.0030.04020.68
5.5.240.0100.07720.27
5.4.450.0130.06019.59
5.4.440.0800.05319.68
5.4.430.0200.04319.56
5.4.420.0070.06019.38
5.4.410.0070.06018.94
5.4.400.0100.05018.89
5.4.390.0130.04718.80
5.4.380.0100.05318.70
5.4.370.0100.04718.74
5.4.360.0170.04718.76
5.4.350.0050.04712.02
5.4.340.0090.04712.02
5.4.320.0060.03512.51
5.4.310.0070.03812.50
5.4.300.0050.04412.51
5.4.290.0070.04012.50
5.4.280.0030.03812.40
5.4.270.0080.03812.39
5.4.260.0130.06719.09
5.4.250.0070.07018.93
5.4.240.0130.07018.90
5.4.230.0100.07319.05
5.4.220.0170.07318.93
5.4.210.0170.04718.64
5.4.200.0070.05318.89
5.4.190.0030.06018.89
5.4.180.0100.06319.02
5.4.170.0170.06718.82
5.4.160.0030.06018.68
5.4.150.0070.05318.95
5.4.140.0100.06716.55
5.4.130.0070.04716.59
5.4.120.0070.05716.38
5.4.110.0070.05016.37
5.4.100.0030.05716.46
5.4.90.0070.05316.35
5.4.80.0130.04316.45
5.4.70.0130.04016.51
5.4.60.0100.05016.49
5.4.50.0070.07316.43
5.4.40.0070.06316.45
5.4.30.0030.05716.37
5.4.20.0070.07316.51
5.4.10.0070.05016.53
5.4.00.0170.04015.99
5.3.290.0070.03812.80
5.3.280.0200.05314.68
5.3.270.0030.05714.73
5.3.260.0170.04314.68
5.3.250.0070.05314.65
5.3.240.0170.04014.59
5.3.230.0100.05314.65
5.3.220.0130.04314.63
5.3.210.0230.04014.54
5.3.200.0030.06014.64
5.3.190.0100.04714.62
5.3.180.0070.05014.40
5.3.170.0100.05714.74
5.3.160.0170.04714.65
5.3.150.0100.05014.63
5.3.140.0070.05014.63
5.3.130.0070.05014.63
5.3.120.0130.04714.44
5.3.110.0000.08014.53
5.3.100.0030.05314.12
5.3.90.0070.05714.00
5.3.80.0170.05013.84
5.3.70.0130.06014.20
5.3.60.0100.04713.97
5.3.50.0030.05013.93
5.3.40.0230.04714.02
5.3.30.0030.05313.99
5.3.20.0130.04313.68
5.3.10.0030.05313.66
5.3.00.0070.04713.66
5.2.170.0030.04311.14
5.2.160.0070.05011.04
5.2.150.0030.04311.04
5.2.140.0100.03311.21
5.2.130.0000.04711.10
5.2.120.0070.04311.10
5.2.110.0030.04711.10
5.2.100.0100.05311.08
5.2.90.0100.05011.16
5.2.80.0100.04011.06
5.2.70.0070.04310.99
5.2.60.0100.03711.04
5.2.50.0030.04311.11
5.2.40.0100.03310.91
5.2.30.0000.04310.94
5.2.20.0070.03711.04
5.2.10.0030.04710.93
5.2.00.0170.04310.80
5.1.60.0100.02710.06
5.1.50.0100.03310.19
5.1.40.0070.04710.02
5.1.30.0000.05010.39
5.1.20.0100.03710.53
5.1.10.0070.03310.04
5.1.00.0030.03310.04
5.0.50.0000.0338.46
5.0.40.0070.0308.38
5.0.30.0070.0438.27
5.0.20.0070.0238.25
5.0.10.0070.0238.18
5.0.00.0070.0378.08
4.4.90.0070.0276.99
4.4.80.0030.0206.99
4.4.70.0070.0276.99
4.4.60.0070.0176.99
4.4.50.0030.0206.99
4.4.40.0100.0336.99
4.4.30.0030.0206.99
4.4.20.0000.0306.99
4.4.10.0070.0206.99
4.4.00.0070.0376.99
4.3.110.0000.0276.99
4.3.100.0000.0236.99
4.3.90.0070.0136.99
4.3.80.0000.0376.99
4.3.70.0000.0236.99
4.3.60.0030.0236.99
4.3.50.0030.0206.99
4.3.40.0000.0336.99
4.3.30.0070.0176.99
4.3.20.0030.0236.99
4.3.10.0070.0176.99
4.3.00.0100.0236.36

preferences:
46.84 ms | 401 KiB | 5 Q