3v4l.org

run code in 300+ PHP versions simultaneously
<?php function base26($value) { $name = ''; $value -= 1; for ($exponent = 0; pow(26, $exponent) <= $value; $exponent++) { $digitWeight = intval(pow(26, $exponent)); $remainder = $value % intval(pow(26, $exponent + 1)); $digitValue = intval($remainder / $digitWeight); $digitValue += 1; $ascii = 64 + $digitValue; $name = chr($ascii) . $name; echo sprintf("digitValue: %d, ascii: %d, value: %d, remainder: %d\n", $digitValue, $ascii, $value, $remainder); $value -= $digitValue; } return $name; } for ($i = 1; $i < 28; $i++) { echo $i . "->" . base26($i) . "\n"; } foreach (array(51, 52, 53, 77, 78, 79) as $i) { echo $i . "->" . base26($i) . "\n"; }

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)
8.3.60.0120.00318.27
8.3.50.0110.00521.98
8.3.40.0070.00718.85
8.3.30.0030.01020.20
8.3.20.0080.00020.16
8.3.10.0080.00021.92
8.3.00.0050.00322.33
8.2.180.0120.00316.75
8.2.170.0000.01522.96
8.2.160.0110.00722.11
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00420.67
8.2.110.0040.00420.22
8.2.100.0070.00417.72
8.2.90.0040.00419.20
8.2.80.0000.00819.22
8.2.70.0060.00317.63
8.2.60.0030.00618.16
8.2.50.0030.00518.07
8.2.40.0040.00419.96
8.2.30.0080.00019.36
8.2.20.0060.00317.71
8.2.10.0040.00417.71
8.2.00.0040.00417.66
8.1.280.0120.00925.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0050.00523.79
8.1.230.0120.00019.04
8.1.220.0030.00517.78
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00817.30
8.1.180.0040.00419.01
8.1.170.0050.00318.55
8.1.160.0040.00418.82
8.1.150.0050.00318.64
8.1.140.0000.00717.46
8.1.130.0030.00317.83
8.1.120.0040.00317.46
8.1.110.0000.00717.37
8.1.100.0040.00417.32
8.1.90.0080.00017.53
8.1.80.0040.00417.50
8.1.70.0000.00617.48
8.1.60.0060.00317.45
8.1.50.0030.00517.58
8.1.40.0050.00317.56
8.1.30.0040.00417.67
8.1.20.0030.00617.71
8.1.10.0040.00417.50
8.1.00.0000.00817.49
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0050.00218.33
8.0.270.0030.00317.33
8.0.260.0000.00716.93
8.0.250.0000.00716.88
8.0.240.0060.00616.93
8.0.230.0040.00416.96
8.0.220.0000.00716.86
8.0.210.0070.00016.92
8.0.200.0030.00316.89
8.0.190.0040.00416.92
8.0.180.0040.00416.83
8.0.170.0000.00816.98
8.0.160.0080.00016.95
8.0.150.0030.00416.82
8.0.140.0040.00416.88
8.0.130.0030.00313.29
8.0.120.0040.00416.79
8.0.110.0040.00416.85
8.0.100.0000.00716.94
8.0.90.0030.00516.95
8.0.80.0110.01116.89
8.0.70.0070.00016.79
8.0.60.0000.00716.80
8.0.50.0040.00416.96
8.0.30.0100.00916.88
8.0.20.0100.01017.40
8.0.10.0000.00716.89
8.0.00.0110.00816.79
7.4.330.0050.00615.00
7.4.320.0070.00016.50
7.4.300.0000.00616.59
7.4.290.0000.00716.66
7.4.280.0030.00316.50
7.4.270.0000.00716.39
7.4.260.0060.00013.27
7.4.250.0040.00416.38
7.4.240.0050.00316.63
7.4.230.0000.00716.31
7.4.220.0120.00616.55
7.4.210.0080.00916.53
7.4.200.0070.00016.49
7.4.190.0030.00316.78
7.4.160.0150.00016.49
7.4.150.0130.00717.40
7.4.140.0080.01317.86
7.4.130.0110.00616.58
7.4.120.0070.01016.53
7.4.110.0070.01016.59
7.4.100.0030.01616.66
7.4.90.0070.01116.48
7.4.80.0120.00919.39
7.4.70.0110.01116.49
7.4.60.0150.00616.64
7.4.50.0040.00416.54
7.4.40.0030.01322.77
7.4.30.0080.00816.46
7.4.00.0070.00714.95
7.3.330.0060.00013.32
7.3.320.0060.00013.20
7.3.310.0030.00316.42
7.3.300.0000.00716.38
7.3.290.0160.00016.28
7.3.280.0100.00716.36
7.3.270.0080.00917.40
7.3.260.0090.00916.34
7.3.250.0090.01116.48
7.3.240.0070.01116.53
7.3.230.0130.00316.46
7.3.210.0090.00916.65
7.3.200.0170.00419.39
7.3.190.0030.01416.48
7.3.180.0040.01716.66
7.3.170.0050.01116.66
7.3.160.0140.00716.55
7.3.120.0000.01414.80
7.2.330.0070.01116.80
7.2.320.0160.01116.54
7.2.310.0080.01116.81
7.2.300.0150.00416.71
7.2.290.0070.01016.82
7.2.60.0060.00916.98
7.1.200.0030.01015.79
7.1.70.0020.00517.16
7.1.60.0030.02119.29
7.1.50.0040.01816.78
7.1.00.0000.06722.28
7.0.200.0030.00616.79
7.0.140.0000.08022.05
7.0.100.0030.05019.95
7.0.90.0030.05720.00
7.0.80.0100.07020.04
7.0.70.0130.05019.95
7.0.60.0100.07019.96
7.0.50.0030.05320.29
7.0.40.0000.06319.95
7.0.30.0100.07320.10
7.0.20.0100.08320.09
7.0.10.0130.07719.99
7.0.00.0070.08020.10
5.6.280.0030.07721.07
5.6.250.0170.03720.47
5.6.240.0030.05320.70
5.6.230.0070.07320.68
5.6.220.0070.08020.53
5.6.210.0030.08720.62
5.6.200.0000.09021.00
5.6.190.0130.08321.09
5.6.180.0030.08721.01
5.6.170.0100.07021.02
5.6.160.0070.08720.96
5.6.150.0270.05721.10
5.6.140.0130.06021.00
5.6.130.0100.05321.12
5.6.120.0130.08321.14
5.6.110.0070.05021.07
5.6.100.0100.07721.05
5.6.90.0100.03720.91
5.6.80.0030.07320.41
5.6.70.0030.07720.50
5.6.60.0070.06720.34
5.6.50.0070.07320.40
5.6.40.0070.08020.39
5.6.30.0030.08320.41
5.6.20.0070.07020.44
5.6.10.0200.05720.37
5.6.00.0070.08020.51
5.5.380.0070.04320.45
5.5.370.0100.06320.34
5.5.360.0030.08320.39
5.5.350.0130.05020.45
5.5.340.0070.07720.83
5.5.330.0070.08320.86
5.5.320.0170.07320.64
5.5.310.0100.06320.64
5.5.300.0000.05320.63
5.5.290.0030.07720.92
5.5.280.0130.08020.92
5.5.270.0030.08320.78
5.5.260.0200.05020.92
5.5.250.0070.05020.64
5.5.240.0030.06020.14
5.5.230.0130.07320.25
5.5.220.0100.05720.02
5.5.210.0100.06720.02
5.5.200.0130.08020.21
5.5.190.0170.07320.11
5.5.180.0070.05320.24
5.5.160.0100.08020.11
5.5.150.0070.08320.27
5.5.140.0100.08020.14
5.5.130.0070.08320.07
5.5.120.0130.07020.22
5.5.110.0070.06020.16
5.5.100.0030.06020.09
5.5.90.0130.07020.16
5.5.80.0100.04320.01
5.5.70.0070.05020.10
5.5.60.0030.08020.11
5.5.50.0170.07019.94
5.5.40.0070.07719.96
5.5.30.0170.07320.04
5.5.20.0130.07020.00
5.5.10.0030.07720.05
5.5.00.0130.06720.11
5.4.450.0100.08019.32
5.4.440.0070.05019.31
5.4.430.0070.07719.35
5.4.420.0070.08019.26
5.4.410.0070.04319.32
5.4.400.0070.07319.05
5.4.390.0130.03719.22
5.4.380.0030.07719.22
5.4.370.0000.07719.16
5.4.360.0070.07719.13
5.4.350.0130.06719.12
5.4.340.0070.08319.18
5.4.320.0070.06719.03
5.4.310.0070.07318.90
5.4.300.0200.07019.16
5.4.290.0100.07719.23
5.4.280.0000.07019.22
5.4.270.0070.07319.04
5.4.260.0130.07319.04
5.4.250.0070.07319.21
5.4.240.0070.05019.03
5.4.230.0070.06319.20
5.4.220.0030.06319.18
5.4.210.0130.06719.16
5.4.200.0130.06019.12
5.4.190.0100.08019.20
5.4.180.0100.04018.86
5.4.170.0130.06318.94
5.4.160.0100.07318.86
5.4.150.0130.06319.02
5.4.140.0030.05316.41
5.4.130.0100.05716.40
5.4.120.0130.06316.37
5.4.110.0070.07716.50
5.4.100.0170.06716.48
5.4.90.0100.06016.44
5.4.80.0000.07716.38
5.4.70.0130.04716.46
5.4.60.0100.07316.41
5.4.50.0100.03716.24
5.4.40.0070.07716.29
5.4.30.0100.06316.32
5.4.20.0030.05716.45
5.4.10.0100.07316.45
5.4.00.0130.06715.72
5.3.290.0130.07014.74
5.3.280.0000.08014.61
5.3.270.0070.07314.72
5.3.260.0000.06314.72
5.3.250.0000.05314.68
5.3.240.0100.07314.68
5.3.230.0070.04714.71
5.3.220.0100.07314.66
5.3.210.0030.08014.66
5.3.200.0100.06014.62
5.3.190.0070.08314.63
5.3.180.0200.06314.58
5.3.170.0000.08014.55
5.3.160.0130.07014.48
5.3.150.0000.08014.55
5.3.140.0100.07714.68
5.3.130.0130.07314.52
5.3.120.0070.07714.55
5.3.110.0070.07714.64
5.3.100.0030.05014.09
5.3.90.0130.05714.00
5.3.80.0070.06314.08
5.3.70.0030.07714.01
5.3.60.0100.07313.99
5.3.50.0130.04714.00
5.3.40.0000.04313.95
5.3.30.0130.06013.89
5.3.20.0100.06013.70
5.3.10.0030.07313.66
5.3.00.0030.04313.56
5.2.170.0200.04311.03
5.2.160.0030.05311.00
5.2.150.0030.05711.27
5.2.140.0030.06311.16
5.2.130.0070.06011.16
5.2.120.0100.03011.00
5.2.110.0030.05311.10
5.2.100.0070.06011.09
5.2.90.0000.04011.09
5.2.80.0100.05711.16
5.2.70.0100.06010.99
5.2.60.0070.05310.96
5.2.50.0000.03711.04
5.2.40.0000.05311.06
5.2.30.0130.05010.89
5.2.20.0030.03710.82
5.2.10.0030.05710.76
5.2.00.0030.03710.66
5.1.60.0000.0509.90
5.1.50.0030.05310.07
5.1.40.0030.05310.09
5.1.30.0030.05010.32
5.1.20.0130.04710.46
5.1.10.0070.05010.13
5.1.00.0030.04010.14
5.0.50.0070.0438.57
5.0.40.0070.0438.41
5.0.30.0070.0678.40
5.0.20.0000.0308.40
5.0.10.0000.0438.40
5.0.00.0030.0608.40
4.4.90.0000.0408.40
4.4.80.0030.0308.40
4.4.70.0070.0278.40
4.4.60.0000.0338.40
4.4.50.0030.0308.40
4.4.40.0000.0278.40
4.4.30.0030.0378.40
4.4.20.0000.0378.40
4.4.10.0070.0308.40
4.4.00.0030.0578.40
4.3.110.0030.0278.40
4.3.100.0030.0338.40
4.3.90.0000.0408.40
4.3.80.0000.0538.40
4.3.70.0000.0208.40
4.3.60.0030.0338.40
4.3.50.0070.0208.40
4.3.40.0000.0578.40
4.3.30.0030.0308.40
4.3.20.0000.0378.40
4.3.10.0030.0338.40
4.3.00.0030.0338.40

preferences:
40.55 ms | 401 KiB | 5 Q