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)
8.3.60.0180.00318.36
8.3.50.0090.00621.27
8.3.40.0110.00718.72
8.3.30.0100.00320.16
8.3.20.0050.00220.34
8.3.10.0040.00422.07
8.3.00.0000.00822.34
8.2.180.0160.00316.32
8.2.170.0060.01222.96
8.2.160.0090.00922.08
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0090.00020.66
8.2.110.0090.00020.47
8.2.100.0060.00617.57
8.2.90.0080.00019.21
8.2.80.0080.00019.27
8.2.70.0080.00017.63
8.2.60.0050.00318.03
8.2.50.0080.00018.07
8.2.40.0060.00319.97
8.2.30.0050.00319.51
8.2.20.0000.00717.66
8.2.10.0040.00417.82
8.2.00.0030.00517.74
8.1.280.0100.00725.92
8.1.270.0070.00323.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00523.90
8.1.230.0040.00818.97
8.1.220.0080.00017.78
8.1.210.0000.00818.77
8.1.200.0000.00917.22
8.1.190.0040.00417.40
8.1.180.0050.00318.88
8.1.170.0090.00018.61
8.1.160.0040.00418.86
8.1.150.0040.00418.68
8.1.140.0020.00517.52
8.1.130.0030.00317.82
8.1.120.0040.00417.47
8.1.110.0000.00817.54
8.1.100.0070.00017.38
8.1.90.0050.00317.52
8.1.80.0040.00417.45
8.1.70.0000.00717.44
8.1.60.0080.00017.48
8.1.50.0040.00417.39
8.1.40.0050.00317.42
8.1.30.0040.00417.58
8.1.20.0060.00317.73
8.1.10.0040.00417.38
8.1.00.0000.00917.42
8.0.300.0000.00718.77
8.0.290.0050.00317.05
8.0.280.0000.00818.48
8.0.270.0000.00717.18
8.0.260.0030.00316.83
8.0.250.0000.00716.86
8.0.240.0000.00817.01
8.0.230.0050.00216.82
8.0.220.0000.00716.86
8.0.210.0000.00716.92
8.0.200.0070.00016.98
8.0.190.0040.00416.84
8.0.180.0040.00416.82
8.0.170.0000.00716.83
8.0.160.0070.00016.77
8.0.150.0000.00716.76
8.0.140.0070.00216.81
8.0.130.0060.00013.37
8.0.120.0000.00816.84
8.0.110.0000.00816.89
8.0.100.0070.00016.88
8.0.90.0040.00416.95
8.0.80.0040.01216.85
8.0.70.0040.00416.86
8.0.60.0040.00417.01
8.0.50.0080.00016.70
8.0.30.0120.01017.20
8.0.20.0090.01117.40
8.0.10.0080.00016.86
8.0.00.0040.01416.83
7.4.330.0050.00315.00
7.4.320.0060.00016.52
7.4.300.0030.00316.58
7.4.290.0070.00016.53
7.4.280.0070.00016.50
7.4.270.0040.00416.64
7.4.260.0040.00413.30
7.4.250.0040.00416.49
7.4.240.0000.00716.59
7.4.230.0000.00716.48
7.4.220.0110.00716.59
7.4.210.0080.00916.54
7.4.200.0050.00216.70
7.4.190.0030.00316.65
7.4.160.0000.01616.46
7.4.150.0120.00617.40
7.4.140.0110.00717.86
7.4.130.0050.01316.65
7.4.120.0050.01116.45
7.4.110.0120.01216.50
7.4.100.0070.01116.33
7.4.90.0120.00816.43
7.4.80.0030.01419.39
7.4.70.0150.00316.44
7.4.60.0030.01516.51
7.4.50.0090.00016.36
7.4.40.0030.01022.77
7.4.30.0090.01216.49
7.4.10.0030.01116.55
7.4.00.0070.01115.15
7.3.330.0050.00013.19
7.3.320.0030.00313.22
7.3.310.0050.00216.35
7.3.300.0000.00816.20
7.3.290.0090.01016.34
7.3.280.0070.01116.40
7.3.270.0130.00617.40
7.3.260.0120.00716.59
7.3.250.0170.00716.39
7.3.240.0190.00416.47
7.3.230.0130.00316.43
7.3.210.0130.00316.34
7.3.200.0100.01419.39
7.3.190.0040.01816.66
7.3.180.0090.00616.49
7.3.170.0140.00716.30
7.3.160.0070.01116.53
7.3.130.0090.00916.56
7.3.120.0080.00915.16
7.3.110.0070.00915.19
7.3.100.0090.00315.22
7.3.90.0050.00815.26
7.3.80.0080.00715.36
7.3.70.0050.00815.21
7.3.60.0060.00715.22
7.3.50.0050.00615.29
7.3.40.0050.00715.13
7.3.30.0080.00415.30
7.3.20.0070.00816.98
7.3.10.0090.00516.96
7.3.00.0100.00117.01
7.2.330.0080.01416.70
7.2.320.0150.00316.79
7.2.310.0150.00616.79
7.2.300.0000.01716.43
7.2.290.0100.00716.75
7.2.260.0060.01316.80
7.2.250.0070.01115.45
7.2.240.0060.01215.62
7.2.230.0070.00915.54
7.2.220.0070.00815.48
7.2.210.0080.00815.65
7.2.200.0040.01015.50
7.2.190.0050.00915.32
7.2.180.0060.00815.45
7.2.170.0070.00615.48
7.2.160.0070.00316.67
7.2.150.0040.01118.22
7.2.140.0030.01218.57
7.2.130.0000.01018.38
7.2.120.0000.01018.51
7.2.110.0060.00618.27
7.2.100.0030.01218.50
7.2.90.0040.00818.38
7.2.80.0090.01218.46
7.2.70.0030.01618.30
7.2.60.0090.00918.39
7.2.50.0100.01018.37
7.2.40.0120.00918.38
7.2.30.0100.01018.48
7.2.20.0040.01218.54
7.2.10.0060.00618.51
7.2.00.0050.01018.91
7.1.330.0080.00716.26
7.1.320.0060.00916.09
7.1.310.0040.01116.21
7.1.300.0050.00616.12
7.1.290.0050.00716.21
7.1.280.0070.00716.30
7.1.270.0040.00616.19
7.1.260.0060.00716.11
7.1.250.0000.01317.23
7.1.240.0040.01117.35
7.1.230.0090.00617.42
7.1.220.0030.00917.20
7.1.210.0110.00317.15
7.1.200.0070.00717.16
7.1.190.0070.01017.26
7.1.180.0070.00717.30
7.1.170.0030.01017.28
7.1.160.0060.00617.48
7.1.150.0130.00017.21
7.1.140.0070.00417.31
7.1.130.0000.01517.18
7.1.120.0090.00917.36
7.1.110.0060.00917.52
7.1.100.0030.01117.78
7.1.90.0100.00317.39
7.1.80.0060.00917.25
7.1.70.0060.00517.30
7.1.60.0110.00618.32
7.1.50.0060.01217.19
7.1.40.0040.00817.16
7.1.30.0110.00417.45
7.1.20.0100.00717.37
7.1.10.0030.00717.32
7.1.00.0080.02219.92
7.0.330.0060.00616.95
7.0.320.0000.01317.17
7.0.310.0040.01217.15
7.0.300.0110.00516.89
7.0.290.0130.00717.16
7.0.280.0150.00016.96
7.0.270.0070.00417.01
7.0.260.0030.01417.02
7.0.250.0100.00317.03
7.0.240.0040.00817.12
7.0.230.0030.00917.14
7.0.220.0060.00317.11
7.0.210.0070.00317.20
7.0.200.0070.00516.89
7.0.190.0030.01217.09
7.0.180.0050.00517.16
7.0.170.0040.00817.01
7.0.160.0000.01617.03
7.0.150.0030.00617.07
7.0.140.0030.04319.51
7.0.130.0100.00017.20
7.0.120.0060.00916.79
7.0.110.0060.00317.11
7.0.100.0080.03018.44
7.0.90.0050.04518.55
7.0.80.0070.04618.59
7.0.70.0070.04218.40
7.0.60.0010.05118.46
7.0.50.0280.04518.67
7.0.40.0070.04517.52
7.0.30.0080.03217.56
7.0.20.0070.04817.57
7.0.10.0080.04817.54
7.0.00.0050.04317.61
5.6.400.0120.00315.61
5.6.390.0080.00615.75
5.6.380.0030.00916.07
5.6.370.0060.00915.88
5.6.360.0090.00916.21
5.6.350.0100.01015.62
5.6.340.0090.00915.81
5.6.330.0030.00916.04
5.6.320.0100.00015.67
5.6.310.0030.01016.09
5.6.300.0060.00915.79
5.6.290.0040.01116.09
5.6.280.0050.04018.58
5.6.270.0140.00316.00
5.6.260.0070.00716.23
5.6.250.0070.04018.38
5.6.240.0070.02518.32
5.6.230.0060.04918.36
5.6.220.0160.03618.21
5.6.210.0020.03818.25
5.6.200.0080.04718.49
5.6.190.0110.04418.41
5.6.180.0070.04518.48
5.6.170.0100.02518.55
5.6.160.0080.04318.56
5.6.150.0120.04218.42
5.6.140.0090.04018.57
5.6.130.0070.03018.53
5.6.120.0140.04118.36
5.6.110.0080.03018.61
5.6.100.0030.03718.61
5.6.90.0090.04318.48
5.6.80.0070.04518.16
5.6.70.0110.04118.19
5.6.60.0100.04018.06
5.6.50.0050.03118.29
5.6.40.0050.04318.20
5.6.30.0070.04218.19
5.6.20.0080.04318.26
5.6.10.0050.04418.05
5.6.00.0100.03718.24
5.5.380.0090.03318.24
5.5.370.0070.03518.10
5.5.360.0030.04418.15
5.5.350.0060.05018.22
5.5.340.0070.04718.42
5.5.330.0100.04218.43
5.5.320.0060.04818.53
5.5.310.0050.04518.32
5.5.300.0080.03318.43
5.5.290.0060.04818.32
5.5.280.0060.04518.43
5.5.270.0070.03318.50
5.5.260.0050.04718.43
5.5.250.0080.04218.34
5.5.240.0070.04518.10
5.5.230.0070.04718.02
5.5.220.0070.04217.95
5.5.210.0070.04317.94
5.5.200.0080.04018.12
5.5.190.0050.04518.00
5.5.180.0050.04318.06
5.5.170.0060.00615.96
5.5.160.0110.03018.11
5.5.150.0100.03918.04
5.5.140.0130.04018.02
5.5.130.0130.03718.09
5.5.120.0050.03817.96
5.5.110.0090.04017.95
5.5.100.0150.03517.92
5.5.90.0070.04517.95
5.5.80.0050.04317.95
5.5.70.0050.04417.98
5.5.60.0080.03817.88
5.5.50.0060.04317.99
5.5.40.0050.04317.95
5.5.30.0110.02817.90
5.5.20.0060.04817.91
5.5.10.0100.04017.81
5.5.00.0070.02717.87
5.4.450.0050.03916.15
5.4.440.0070.04016.24
5.4.430.0070.04116.05
5.4.420.0070.04216.09
5.4.410.0070.04216.08
5.4.400.0030.04315.97
5.4.390.0060.04115.88
5.4.380.0100.03815.79
5.4.370.0100.02516.05
5.4.360.0050.04315.90
5.4.350.0060.03815.82
5.4.340.0070.04115.97
5.4.330.0030.00912.73
5.4.320.0020.04216.11
5.4.310.0070.03815.93
5.4.300.0050.03016.03
5.4.290.0050.03715.89
5.4.280.0110.04016.08
5.4.270.0100.03215.93
5.4.260.0070.03915.93
5.4.250.0020.04015.88
5.4.240.0070.03615.94
5.4.230.0090.03315.90
5.4.220.0040.04116.05
5.4.210.0070.04015.93
5.4.200.0100.03315.88
5.4.190.0130.03215.95
5.4.180.0090.04015.94
5.4.170.0050.04215.98
5.4.160.0030.04015.90
5.4.150.0080.03815.88
5.4.140.0080.03814.75
5.4.130.0080.03514.61
5.4.120.0100.02314.67
5.4.110.0120.02914.57
5.4.100.0050.03714.70
5.4.90.0090.03414.54
5.4.80.0050.03814.52
5.4.70.0060.03814.61
5.4.60.0050.03814.59
5.4.50.0110.03314.60
5.4.40.0090.03514.63
5.4.30.0070.03714.66
5.4.20.0120.03214.68
5.4.10.0000.04414.58
5.4.00.0070.03114.30
5.3.290.0050.04513.93
5.3.280.0040.04213.81
5.3.270.0080.04313.83
5.3.260.0070.03913.79
5.3.250.0070.04313.89
5.3.240.0050.04213.85
5.3.230.0080.03613.80
5.3.220.0080.04213.86
5.3.210.0050.03913.68
5.3.200.0060.03813.82
5.3.190.0020.04713.75
5.3.180.0050.04313.78
5.3.170.0090.03713.89
5.3.160.0070.03813.81
5.3.150.0050.04313.90
5.3.140.0030.04013.80
5.3.130.0150.03213.89
5.3.120.0070.04213.73
5.3.110.0080.03813.78
5.3.100.0020.04613.52
5.3.90.0000.04013.55
5.3.80.0050.02313.59
5.3.70.0030.04413.66
5.3.60.0060.04313.47
5.3.50.0130.03513.51
5.3.40.0110.02813.47
5.3.30.0030.02813.66
5.3.20.0100.03613.48
5.3.10.0030.03913.34
5.3.00.0070.03913.43
5.2.170.0100.05013.89
5.2.160.0070.05313.89
5.2.150.0070.05713.89
5.2.140.0030.06313.89
5.2.130.0100.06013.89
5.2.120.0070.05713.89
5.2.110.0030.06013.89
5.2.100.0030.06713.89
5.2.90.0070.06013.89
5.2.80.0030.06013.89
5.2.70.0070.06013.89
5.2.60.0070.04713.89
5.2.50.0070.06313.89
5.2.40.0070.03713.89
5.2.30.0030.06313.89
5.2.20.0030.06013.89
5.2.10.0000.05313.89
5.2.00.0100.05713.89
5.1.60.0030.05713.89
5.1.50.0100.05013.89
5.1.40.0070.04713.89
5.1.30.0030.05713.89
5.1.20.0070.05013.89
5.1.10.0070.05713.89
5.1.00.0000.05713.89
5.0.50.0030.04713.89
5.0.40.0030.04313.89
5.0.30.0070.06013.89
5.0.20.0000.04313.89
5.0.10.0000.04313.89
5.0.00.0100.05713.89
4.4.90.0100.01713.89
4.4.80.0070.02313.89
4.4.70.0070.03313.89
4.4.60.0000.03713.89
4.4.50.0000.04013.89
4.4.40.0000.02713.89
4.4.30.0070.03313.89
4.4.20.0000.02013.89
4.4.10.0030.02313.89
4.4.00.0100.04713.89
4.3.110.0070.03313.89
4.3.100.0030.02713.89
4.3.90.0030.03313.89
4.3.80.0030.04013.89
4.3.70.0030.03313.89
4.3.60.0070.03013.89
4.3.50.0000.03713.89
4.3.40.0000.04713.89
4.3.30.0000.03713.89
4.3.20.0070.03013.89
4.3.10.0030.02013.89
4.3.00.0030.03313.89

preferences:
50.99 ms | 401 KiB | 5 Q