3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = 23; $stack = new SplStack(); while( $num > 0) { $stack->push($num % $base); $num = (int) $num/$base; // no integer division } $stack->rewind(); while( $stack->valid() ) { echo $stack->current(), PHP_EOL; $stack->next(); } echo "\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)
8.3.60.0170.00318.30
8.3.50.0110.00422.05
8.3.40.0090.00618.58
8.3.30.0140.00019.01
8.3.20.0070.00020.35
8.3.10.0080.00022.12
8.3.00.0000.00822.29
8.2.180.0120.00416.88
8.2.170.0060.00922.96
8.2.160.0070.00721.07
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0090.00026.16
8.2.120.0100.00017.63
8.2.110.0060.00320.20
8.2.100.0040.00719.47
8.2.90.0040.00418.97
8.2.80.0060.00317.97
8.2.70.0080.00017.75
8.2.60.0030.00617.93
8.2.50.0050.00318.07
8.2.40.0080.00017.95
8.2.30.0040.00417.91
8.2.20.0000.00817.73
8.2.10.0000.00819.64
8.2.00.0030.00619.57
8.1.280.0150.00425.92
8.1.270.0040.00421.97
8.1.260.0000.00726.35
8.1.250.0140.00028.09
8.1.240.0090.00020.99
8.1.230.0080.00417.45
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0030.00717.38
8.1.190.0030.00617.51
8.1.180.0030.00618.73
8.1.170.0000.00818.50
8.1.160.0000.00721.95
8.1.150.0000.00718.48
8.1.140.0040.00417.38
8.1.130.0080.00017.71
8.1.120.0040.00417.38
8.1.110.0040.00417.41
8.1.100.0040.00417.36
8.1.90.0070.00017.35
8.1.80.0000.00717.29
8.1.70.0000.00817.39
8.1.60.0030.00517.51
8.1.50.0050.00317.52
8.1.40.0000.00717.47
8.1.30.0030.00517.51
8.1.20.0030.00517.55
8.1.10.0000.00817.56
8.1.00.0040.00417.33
8.0.300.0000.00718.77
8.0.290.0030.00616.63
8.0.280.0030.00318.34
8.0.270.0070.00017.21
8.0.260.0070.00016.89
8.0.250.0040.00416.93
8.0.240.0000.00717.01
8.0.230.0030.00617.05
8.0.220.0000.00716.99
8.0.210.0000.00716.98
8.0.200.0000.00616.90
8.0.190.0060.00316.99
8.0.180.0040.00417.03
8.0.170.0000.00816.94
8.0.160.0040.00416.94
8.0.150.0000.00916.91
8.0.140.0000.00716.83
8.0.130.0030.00313.34
8.0.120.0000.00716.88
8.0.110.0040.00416.95
8.0.100.0050.00316.77
8.0.90.0040.00416.96
8.0.80.0030.01316.89
8.0.70.0000.00716.80
8.0.60.0040.00416.96
8.0.50.0000.00816.78
8.0.30.0130.00617.11
8.0.20.0080.01017.40
8.0.10.0040.00417.06
8.0.00.0130.01116.86
7.4.330.0000.00515.00
7.4.320.0040.00416.44
7.4.300.0000.00616.45
7.4.290.0070.00016.56
7.4.280.0000.00716.63
7.4.270.0000.00616.49
7.4.260.0030.00316.53
7.4.250.0050.00316.46
7.4.240.0010.00616.42
7.4.230.0000.00716.25
7.4.220.0070.01116.59
7.4.210.0110.00616.54
7.4.200.0000.00716.49
7.4.190.0000.00716.45
7.4.160.0040.01216.80
7.4.150.0040.01517.40
7.4.140.0120.00517.86
7.4.130.0090.01116.45
7.4.120.0110.01116.63
7.4.110.0050.01016.60
7.4.100.0070.01016.46
7.4.90.0090.01416.55
7.4.80.0180.00719.39
7.4.70.0050.01116.43
7.4.60.0070.01016.52
7.4.50.0050.00016.73
7.4.40.0080.00822.77
7.4.30.0110.00616.45
7.4.00.0020.01714.91
7.3.330.0020.00213.16
7.3.320.0050.00013.29
7.3.310.0000.00616.15
7.3.300.0030.00416.27
7.3.290.0080.00616.31
7.3.280.0090.01116.35
7.3.270.0150.00917.40
7.3.260.0090.01216.44
7.3.250.0100.01016.36
7.3.240.0110.00716.31
7.3.230.0070.01016.64
7.3.210.0100.00716.33
7.3.200.0100.01019.39
7.3.190.0100.01016.72
7.3.180.0070.01516.54
7.3.170.0090.00616.39
7.3.160.0080.00816.54
7.3.120.0100.00514.70
7.3.110.0070.01114.77
7.3.100.0040.01114.78
7.3.90.0040.01014.43
7.3.80.0080.00414.80
7.3.70.0030.00814.94
7.3.60.0070.00714.95
7.3.50.0060.00914.47
7.3.40.0060.00914.73
7.3.30.0100.00014.68
7.3.20.0000.01616.74
7.3.10.0090.00616.63
7.3.00.0030.00716.56
7.2.330.0030.01416.53
7.2.320.0120.00616.61
7.2.310.0030.01416.51
7.2.300.0110.01416.73
7.2.290.0100.01316.58
7.2.250.0100.00715.18
7.2.240.0120.00614.75
7.2.230.0100.00715.16
7.2.220.0070.00314.85
7.2.210.0060.00914.85
7.2.200.0000.01414.77
7.2.190.0000.01214.67
7.2.180.0040.01114.90
7.2.170.0060.00315.00
7.2.60.0000.01016.87
7.1.330.0130.00015.71
7.1.320.0060.01215.82
7.1.310.0030.01015.93
7.1.300.0070.00715.65
7.1.290.0000.00915.68
7.1.280.0000.01115.40
7.1.270.0030.00915.46
7.1.260.0060.00615.84
7.1.200.0110.00015.45
7.1.70.0100.00616.86
7.1.60.0030.01019.82
7.1.50.0110.01416.86
7.1.00.0000.08022.44
7.0.200.0040.00416.82
7.0.140.0000.07721.95
7.0.60.0100.08319.92
7.0.50.0070.08017.79
7.0.40.0100.07020.24
7.0.30.0330.05020.04
7.0.20.0330.06320.09
7.0.10.0300.07020.22
7.0.00.0000.04320.12
5.6.280.0100.06721.07
5.6.210.0130.07720.74
5.6.200.0100.07018.16
5.6.190.0030.08720.61
5.6.180.3670.03720.41
5.6.170.0270.05320.48
5.6.160.0000.04320.38
5.6.150.0030.05318.18
5.6.140.0030.04018.10
5.6.130.0000.04318.07
5.6.120.0070.07320.90
5.6.110.0100.08721.13
5.6.100.0100.08020.98
5.6.90.0130.08020.94
5.6.80.0000.07020.35
5.6.70.0400.06720.43
5.5.350.0030.08020.33
5.5.340.0030.09017.93
5.5.330.0130.07320.57
5.5.320.0270.03720.18
5.5.310.0270.04320.17
5.5.300.0000.05318.00
5.5.290.0070.03717.92
5.5.280.0170.03720.65
5.5.270.0070.04320.79
5.5.260.0030.06020.86
5.5.250.0070.04020.46
5.5.240.0000.04020.25
5.4.450.0630.05019.58
5.4.440.0570.05019.41
5.4.430.0000.06719.29
5.4.420.0170.04719.48
5.4.410.0130.05019.37
5.4.400.0930.00018.51
5.4.390.0900.00018.49
5.4.380.0200.05318.69
5.4.370.0370.04318.74
5.4.360.0370.03718.74
5.4.350.0430.05018.52
5.4.340.0300.05018.63
5.4.320.0100.03412.45
5.4.310.0080.03612.45
5.4.300.0060.03912.46
5.4.290.0060.04512.45
5.4.280.0080.04112.35
5.4.270.0050.03612.35
5.4.260.0130.07318.77
5.4.250.0130.05018.83
5.4.240.0070.05319.02
5.4.230.0030.05318.83
5.4.220.0030.05718.73
5.4.210.0070.05718.89
5.4.200.0000.05718.92
5.4.190.0030.05318.83
5.4.180.0070.05319.00
5.4.170.0000.06319.03
5.4.160.0000.06018.87
5.4.150.0200.06718.86
5.4.140.0030.07316.28
5.4.130.0100.06016.54
5.4.120.0170.04016.45
5.4.110.0070.05316.45
5.4.100.0000.05716.52
5.4.90.0030.05016.36
5.4.80.0130.05316.21
5.4.70.0200.03716.39
5.4.60.0100.05016.20
5.4.50.0030.05316.50
5.4.40.0130.04316.54
5.4.30.0170.04016.32
5.4.20.0070.05316.33
5.4.10.0100.07316.42
5.4.00.0100.04715.75
5.3.290.0070.04212.80
5.3.280.0030.05714.43
5.3.270.0100.05014.44
5.3.260.0070.05314.61
5.3.250.0100.04714.62
5.3.240.0100.04714.62
5.3.230.0030.05714.51
5.3.220.0170.04014.58
5.3.210.0030.05314.57
5.3.200.0030.05014.45
5.3.190.0130.06714.62
5.3.180.0170.04014.65
5.3.170.0100.05014.71
5.3.160.0070.05014.40
5.3.150.0100.04714.56
5.3.140.0170.04314.25
5.3.130.0100.07314.64
5.3.120.0070.06714.55
5.3.110.0070.05014.38
5.3.100.0100.05013.89
5.3.90.0030.05014.02
5.3.80.0100.05014.06
5.3.70.0000.05314.03
5.3.60.0030.05313.91
5.3.50.0130.04713.64
5.3.40.0030.05014.04
5.3.30.0030.05013.68
5.3.20.0030.05313.69
5.3.10.0100.04313.71
5.3.00.0070.05313.55
5.2.170.0000.06711.17
5.2.160.0000.04711.11
5.2.150.0000.05011.03
5.2.140.0070.04311.07
5.2.130.0070.03710.86
5.2.120.0070.05311.01
5.2.110.0100.03310.93
5.2.100.0070.03711.11
5.2.90.0070.04011.01
5.2.80.0030.04310.99
5.2.70.0130.03310.98
5.2.60.0130.03011.04
5.2.50.0030.05011.02
5.2.40.0030.04011.15
5.2.30.0100.04010.81
5.2.20.0130.04710.71
5.2.10.0070.04010.79
5.2.00.0070.04010.72
5.1.60.0000.03710.05
5.1.50.0100.03010.03
5.1.40.0070.0339.90
5.1.30.0070.03710.49
5.1.20.0070.03310.42
5.1.10.0030.03710.15
5.1.00.0100.04310.21
5.0.50.0030.0408.73
5.0.40.0070.0238.17
5.0.30.0000.0478.41
5.0.20.0070.0238.10
5.0.10.0030.0278.08
5.0.00.0070.0378.35
4.4.90.0000.0277.05
4.4.80.0000.0237.05
4.4.70.0100.0137.05
4.4.60.0030.0207.05
4.4.50.0030.0307.05
4.4.40.0030.0337.05
4.4.30.0000.0237.05
4.4.20.0000.0237.05
4.4.10.0030.0207.05
4.4.00.0070.0307.05
4.3.110.0000.0237.05
4.3.100.0030.0207.05
4.3.90.0000.0377.05
4.3.80.0030.0307.05
4.3.70.0100.0137.05
4.3.60.0100.0137.05
4.3.50.0000.0237.05
4.3.40.0030.0307.05
4.3.30.0030.0207.05
4.3.20.0000.0237.05
4.3.10.0030.0237.05
4.3.00.0070.0237.29

preferences:
42.91 ms | 401 KiB | 5 Q