3v4l.org

run code in 300+ PHP versions simultaneously
<?php function num( $a, $b ) { if ( 0 == $b ) { return $a; } if ( $a > $b ) { $a = $a - $b; } else { $b = $b - $a; } return num( $a, $b ); } echo num( 66, 6 ) . "\n"; echo num( 24, 4 ) . "\n"; echo num( 99, 3 ) . "\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)
8.3.60.0080.00816.36
8.3.50.0100.01017.05
8.3.40.0070.01418.55
8.3.30.0140.00018.72
8.3.20.0060.00318.79
8.3.10.0080.00020.40
8.3.00.0040.00417.37
8.2.180.0170.00316.34
8.2.170.0170.00322.96
8.2.160.0080.00622.26
8.2.150.0030.00625.66
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0020.00519.89
8.2.110.0070.00320.38
8.2.100.0070.00417.91
8.2.90.0050.00319.23
8.2.80.0000.00817.97
8.2.70.0080.00017.50
8.2.60.0030.00517.93
8.2.50.0040.00418.07
8.2.40.0050.00218.28
8.2.30.0000.00817.94
8.2.20.0030.00617.71
8.2.10.0040.00417.54
8.2.00.0030.00617.49
8.1.280.0110.00425.92
8.1.270.0040.00424.66
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00322.14
8.1.230.0040.00817.42
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0060.00317.25
8.1.190.0000.00717.50
8.1.180.0060.00318.10
8.1.170.0040.00418.61
8.1.160.0020.00518.89
8.1.150.0040.00418.65
8.1.140.0000.00717.40
8.1.130.0080.00017.81
8.1.120.0040.00417.50
8.1.110.0000.00717.45
8.1.100.0040.00417.46
8.1.90.0030.00417.45
8.1.80.0000.00717.44
8.1.70.0030.00317.48
8.1.60.0000.00717.60
8.1.50.0070.00017.46
8.1.40.0020.00517.52
8.1.30.0000.00717.54
8.1.20.0090.00017.52
8.1.10.0000.00817.49
8.1.00.0040.00417.41
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0030.00318.55
8.0.270.0070.00017.30
8.0.260.0030.00516.88
8.0.250.0000.00716.84
8.0.240.0090.00016.84
8.0.230.0030.00316.94
8.0.220.0000.00816.79
8.0.210.0030.00316.77
8.0.200.0020.00516.82
8.0.190.0080.00016.82
8.0.180.0040.00416.89
8.0.170.0050.00316.91
8.0.160.0040.00416.95
8.0.150.0070.00016.79
8.0.140.0070.00316.89
8.0.130.0000.00513.36
8.0.120.0040.00416.84
8.0.110.0000.00716.86
8.0.100.0040.00416.91
8.0.90.0000.00716.82
8.0.80.0110.00416.93
8.0.70.0000.00716.93
8.0.60.0000.00816.76
8.0.50.0040.00416.93
8.0.30.0070.01417.25
8.0.20.0140.00517.14
8.0.10.0040.00416.84
8.0.00.0140.00816.90
7.4.330.0000.00512.97
7.4.320.0000.00716.52
7.4.300.0000.00716.43
7.4.290.0030.00316.61
7.4.280.0030.00616.55
7.4.270.0050.00216.52
7.4.260.0000.00513.21
7.4.250.0040.00416.41
7.4.240.0000.00816.65
7.4.230.0070.00016.68
7.4.220.0130.01316.43
7.4.210.0070.00916.59
7.4.200.0040.00416.58
7.4.190.0040.00416.42
7.4.160.0040.01116.30
7.4.150.0120.00816.56
7.4.140.0100.01116.52
7.4.130.0150.00516.54
7.4.120.0060.01116.62
7.4.110.0090.00916.48
7.4.100.0100.01016.39
7.4.90.0060.01716.57
7.4.80.0150.00316.57
7.4.70.0070.01716.43
7.4.60.0140.00316.54
7.4.50.0090.00016.34
7.4.40.0040.01116.27
7.4.30.0140.00316.47
7.4.00.0030.01315.02
7.3.330.0030.00313.16
7.3.320.0000.00613.16
7.3.310.0000.00716.12
7.3.300.0030.00316.30
7.3.290.0130.00616.28
7.3.280.0080.00916.36
7.3.270.0100.00716.43
7.3.260.0140.00516.46
7.3.250.0110.00916.57
7.3.240.0080.00916.54
7.3.230.0140.00716.32
7.3.210.0090.00816.40
7.3.200.0100.01019.39
7.3.190.0090.00916.45
7.3.180.0140.00316.54
7.3.170.0110.00616.50
7.3.160.0080.00716.37
7.3.120.0030.01215.02
7.2.330.0100.00916.58
7.2.320.0030.01416.73
7.2.310.0100.01016.72
7.2.300.0050.01116.77
7.2.290.0110.01116.34
7.2.60.0000.01416.89
7.2.00.0030.01219.55
7.1.200.0090.01215.51
7.1.100.0040.00717.93
7.1.70.0030.01217.18
7.1.60.0100.01319.40
7.1.50.0110.01117.09
7.1.00.0070.06722.30
7.0.200.0130.00714.93
7.0.140.0100.06721.96
7.0.120.0030.06321.96
7.0.60.0070.06719.94
7.0.50.0100.08017.88
7.0.40.0070.05320.15
7.0.30.0300.07020.15
7.0.20.0370.07320.16
7.0.10.0430.06720.15
7.0.00.0070.04320.06
5.6.280.0100.06320.93
5.6.210.0170.03020.48
5.6.200.0030.08718.29
5.6.190.0130.06320.62
5.6.180.0230.05720.47
5.6.170.0230.07020.51
5.6.160.0030.04020.48
5.6.150.0030.08018.18
5.6.140.0000.04318.28
5.6.130.0170.07318.21
5.6.120.0070.06721.01
5.6.110.0100.06720.99
5.6.100.0070.07721.14
5.6.90.0200.07321.14
5.6.80.0070.03720.41
5.6.70.4230.04020.35
5.5.350.0230.04020.41
5.5.340.0230.06317.99
5.5.330.0030.04320.41
5.5.320.0200.07720.15
5.5.310.0170.04720.26
5.5.300.0100.05717.96
5.5.290.0070.08317.96
5.5.280.0070.07720.97
5.5.270.0070.08320.95
5.5.260.0170.08020.89
5.5.250.0070.04020.62
5.5.240.0130.07720.16
5.4.450.0100.08019.29
5.4.440.0070.04019.45
5.4.430.0030.04319.47
5.4.420.0030.07019.47
5.4.410.0130.07019.34
5.4.400.0030.05719.15
5.4.390.0000.04719.12
5.4.380.0000.07019.12
5.4.370.0000.05319.09
5.4.360.0070.04719.16
5.4.350.0130.06318.87
5.4.340.0130.05319.26
5.4.320.0070.07719.14
5.4.310.0070.07018.95
5.4.300.0130.04319.24
5.4.290.0000.04319.20
5.4.280.0170.05718.87
5.4.270.0100.04019.16
5.4.260.0070.05718.97
5.4.250.0030.07718.91
5.4.240.0100.05019.14
5.4.230.0000.06719.00
5.4.220.0030.08018.84
5.4.210.0170.06319.14
5.4.200.0070.03719.28
5.4.190.0070.03719.19
5.4.180.0000.07318.86
5.4.170.0100.07318.86
5.4.160.0130.07019.13
5.4.150.0100.04019.13
5.4.140.0030.04716.50
5.4.130.0100.04316.54
5.4.120.0030.07716.27
5.4.110.0070.03716.53
5.4.100.0030.04016.41
5.4.90.0030.05716.34
5.4.80.0030.08016.28
5.4.70.0130.06316.27
5.4.60.0100.06016.24
5.4.50.0070.03716.64
5.4.40.0000.05016.36
5.4.30.0070.03316.36
5.4.20.0070.03716.36
5.4.10.0100.04716.31
5.4.00.0030.06015.77
5.3.290.0100.07314.81
5.3.280.0030.04014.63
5.3.270.0030.07714.64
5.3.260.0170.04014.66
5.3.250.0030.05014.68
5.3.240.0200.06014.64
5.3.230.0230.06314.61
5.3.220.0030.04714.71
5.3.210.0030.04014.56
5.3.200.0030.06714.48
5.3.190.0070.07714.63
5.3.180.0200.03314.59
5.3.170.0030.07714.59
5.3.160.0170.05714.48
5.3.150.0030.06314.64
5.3.140.0100.07714.63
5.3.130.0100.07714.69
5.3.120.0070.04014.60
5.3.110.0100.06014.47
5.3.100.0070.07314.08
5.3.90.0030.05313.91
5.3.80.0070.04314.01
5.3.70.0030.04014.07
5.3.60.0130.05713.93
5.3.50.0000.08014.00
5.3.40.0030.08014.00
5.3.30.0070.07713.90
5.3.20.0070.07013.58
5.3.10.0030.03313.69
5.3.00.0000.04013.68
5.2.170.0030.05011.23
5.2.160.0000.04311.13
5.2.150.0070.06011.32
5.2.140.0070.05311.15
5.2.130.0070.04711.17
5.2.120.0030.03311.16
5.2.110.0000.03011.08
5.2.100.0030.02711.18
5.2.90.0030.02711.18
5.2.80.0030.02711.14
5.2.70.0070.02711.00
5.2.60.0100.02011.03
5.2.50.0000.03011.00
5.2.40.0030.02710.97
5.2.30.0000.03010.91
5.2.20.0030.02711.05
5.2.10.0000.03010.88
5.2.00.0070.02310.70
5.1.60.0000.02310.08
5.1.50.0000.0309.98
5.1.40.0000.02310.00
5.1.30.0000.02710.52
5.1.20.0030.02310.34
5.1.10.0030.02710.07
5.1.00.0000.02710.06
5.0.50.0000.0208.61
5.0.40.0070.0138.43
5.0.30.0030.0278.17
5.0.20.0000.0238.28
5.0.10.0030.0178.16
5.0.00.0070.0278.15
4.4.90.0030.0137.48
4.4.80.0000.0137.48
4.4.70.0000.0177.48
4.4.60.0000.0177.48
4.4.50.0070.0137.48
4.4.40.0030.0237.48
4.4.30.0000.0177.48
4.4.20.0000.0177.48
4.4.10.0030.0137.48
4.4.00.0000.0237.48
4.3.110.0030.0137.48
4.3.100.0000.0137.48
4.3.90.0070.0137.48
4.3.80.0030.0277.48
4.3.70.0000.0137.48
4.3.60.0000.0137.48
4.3.50.0000.0137.48
4.3.40.0030.0207.48
4.3.30.0000.0137.48
4.3.20.0000.0177.48
4.3.10.0000.0177.48
4.3.00.0000.0137.48

preferences:
55.26 ms | 401 KiB | 5 Q