3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fibonacci($n,$first = 0,$second = 1) { $fib = array($first,$second); for($i=1;$i<$n;$i++) { $fib[] = $fib[$i]+$fib[$i-1]; } return $fib; } echo "<pre>"; print_r(fibonacci(50));

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)
8.3.60.0110.00418.43
8.3.50.0100.01123.06
8.3.40.0000.01518.83
8.3.30.0100.00319.22
8.3.20.0070.00720.29
8.3.10.0060.00323.70
8.3.00.0070.00719.38
8.2.180.0120.00616.63
8.2.170.0170.00322.96
8.2.160.0120.00920.53
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00021.00
8.2.110.0040.00422.25
8.2.100.0040.00717.84
8.2.90.0040.00419.34
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0000.00817.68
8.2.50.0000.00918.07
8.2.40.0000.00819.94
8.2.30.0100.00018.14
8.2.20.0040.00417.77
8.2.10.0040.00418.14
8.2.00.0000.00717.68
8.1.280.0110.00325.92
8.1.270.0060.00323.97
8.1.260.0080.00026.35
8.1.250.0040.01128.09
8.1.240.0030.00623.82
8.1.230.0110.00019.17
8.1.220.0030.00617.79
8.1.210.0050.00318.77
8.1.200.0070.00317.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.01118.43
8.1.160.0040.00422.12
8.1.150.0000.00918.95
8.1.140.0040.00417.46
8.1.130.0000.00717.88
8.1.120.0000.00717.47
8.1.110.0040.00417.42
8.1.100.0000.00717.38
8.1.90.0030.00317.34
8.1.80.0000.00717.38
8.1.70.0050.00317.32
8.1.60.0030.00517.61
8.1.50.0050.00217.53
8.1.40.0000.00717.55
8.1.30.0070.00017.59
8.1.20.0000.00717.61
8.1.10.0000.00717.59
8.1.00.0050.00317.48
8.0.300.0030.00618.77
8.0.290.0050.00316.75
8.0.280.0030.00418.34
8.0.270.0070.00017.19
8.0.260.0030.00317.15
8.0.250.0000.00816.98
8.0.240.0000.00616.86
8.0.230.0030.00316.86
8.0.220.0070.00016.86
8.0.210.0030.00316.79
8.0.200.0030.00316.93
8.0.190.0000.00716.94
8.0.180.0030.00516.95
8.0.170.0070.00016.95
8.0.160.0030.00416.96
8.0.150.0000.00716.75
8.0.140.0000.00716.87
8.0.130.0030.00613.31
8.0.120.0040.00416.88
8.0.110.0050.00216.89
8.0.100.0040.00416.76
8.0.90.0070.00016.79
8.0.80.0040.01216.94
8.0.70.0040.00416.87
8.0.60.0000.00716.79
8.0.50.0040.00416.87
8.0.30.0120.00917.09
8.0.20.0080.01117.41
8.0.10.0040.00417.08
8.0.00.0100.00716.86
7.4.330.0060.00015.15
7.4.320.0000.00616.54
7.4.300.0030.00316.57
7.4.290.0000.00716.62
7.4.280.0000.00716.61
7.4.270.0070.00016.67
7.4.260.0000.01016.48
7.4.250.0070.00016.57
7.4.240.0000.00716.59
7.4.230.0030.00316.52
7.4.220.0100.01316.46
7.4.210.0000.01416.70
7.4.200.0000.00716.70
7.4.160.0130.00316.46
7.4.150.0130.00417.40
7.4.140.0140.00617.86
7.4.130.0080.00916.57
7.4.120.0130.00816.60
7.4.110.0060.00916.44
7.4.100.0150.00616.56
7.4.90.0140.00516.43
7.4.80.0130.00319.39
7.4.70.0220.01816.61
7.4.60.0040.01316.38
7.4.50.0040.00416.61
7.4.40.0100.00616.45
7.4.30.0070.01016.49
7.4.10.0070.01014.85
7.4.00.0070.00915.06
7.3.330.0050.00013.19
7.3.320.0020.00213.30
7.3.310.0040.00416.17
7.3.300.0060.00016.29
7.3.290.0090.00616.34
7.3.280.0080.00716.28
7.3.270.0140.00817.40
7.3.260.0090.00916.45
7.3.250.0090.00916.50
7.3.240.0100.01016.43
7.3.230.0070.01016.71
7.3.210.0080.00816.30
7.3.200.0100.00619.39
7.3.190.0070.01016.50
7.3.180.0110.00616.52
7.3.170.0030.01316.46
7.3.160.0060.01216.50
7.3.130.0150.00314.92
7.3.120.0050.01114.77
7.3.110.0120.00514.91
7.3.100.0090.00415.00
7.3.90.0090.00415.04
7.3.80.0050.00714.63
7.3.70.0080.00714.76
7.3.60.0080.00314.71
7.3.50.0020.00914.99
7.3.40.0030.01014.81
7.3.30.0060.00814.59
7.3.20.0050.00716.57
7.3.10.0070.00316.73
7.3.00.0080.00516.48
7.2.330.0060.01216.78
7.2.320.0090.00916.61
7.2.310.0100.00716.61
7.2.300.0060.01216.42
7.2.290.0090.01216.56
7.2.260.0040.01215.25
7.2.250.0080.00815.08
7.2.240.0060.01015.03
7.2.230.0050.01014.97
7.2.220.0070.00715.16
7.2.210.0060.00815.20
7.2.200.0050.01015.15
7.2.190.0010.01215.12
7.2.180.0050.00814.85
7.2.170.0110.00515.02
7.2.160.0060.01214.98
7.2.150.0060.00316.84
7.2.140.0040.00417.16
7.2.130.0100.00017.02
7.2.120.0060.00317.07
7.2.110.0060.00316.64
7.2.100.0140.00016.88
7.2.90.0000.01216.88
7.2.80.0030.01416.86
7.2.70.0110.00416.75
7.2.60.0000.01516.87
7.2.50.0000.01116.86
7.2.40.0000.01417.19
7.2.30.0070.00716.76
7.2.20.0070.00716.85
7.2.10.0000.01316.79
7.2.00.0040.01018.21
7.1.330.0110.00315.90
7.1.320.0060.00615.75
7.1.310.0000.01515.76
7.1.300.0020.00615.82
7.1.290.0040.00915.79
7.1.280.0050.01015.63
7.1.270.0060.00815.88
7.1.260.0030.00915.77
7.1.250.0140.00015.74
7.1.240.0070.00315.64
7.1.230.0090.00315.88
7.1.220.0100.00315.60
7.1.210.0030.01315.69
7.1.200.0000.01015.62
7.1.190.0060.00615.55
7.1.180.0000.00815.61
7.1.170.0040.00815.87
7.1.160.0090.00615.58
7.1.150.0040.01115.75
7.1.140.0040.00815.88
7.1.130.0040.00815.84
7.1.120.0000.00815.82
7.1.110.0000.01515.58
7.1.100.0040.01016.84
7.1.90.0140.00015.65
7.1.80.0080.00815.64
7.1.70.0010.00816.62
7.1.60.0050.01317.66
7.1.50.0050.01016.23
7.1.40.0120.00315.76
7.1.30.0060.00315.27
7.1.20.0120.00315.74
7.1.10.0040.00815.68
7.1.00.0020.04519.02
7.0.330.0080.00415.44
7.0.320.0070.00315.43
7.0.310.0040.00415.56
7.0.300.0060.00615.43
7.0.290.0030.01315.59
7.0.280.0100.00315.48
7.0.270.0060.00615.52
7.0.260.0040.00815.41
7.0.250.0050.00515.14
7.0.240.0060.00615.34
7.0.230.0100.00315.37
7.0.220.0060.00615.49
7.0.210.0030.00615.14
7.0.200.0040.00616.13
7.0.190.0000.01115.44
7.0.180.0000.01515.29
7.0.170.0070.01115.49
7.0.160.0040.01115.36
7.0.150.0000.01415.57
7.0.140.0110.03318.81
7.0.130.0060.00615.29
7.0.120.0060.00315.23
7.0.110.0040.00715.61
7.0.100.0070.00315.38
7.0.90.0060.00615.17
7.0.80.0060.00315.69
7.0.70.0030.01215.61
7.0.60.0060.03817.68
7.0.50.0060.02916.58
7.0.40.0060.03816.71
7.0.30.0190.03616.75
7.0.20.0220.03916.80
7.0.10.0050.05016.75
7.0.00.0130.02816.86
5.6.400.0070.00314.61
5.6.390.0060.01214.16
5.6.380.0060.00614.43
5.6.370.0070.00714.75
5.6.360.0030.00614.72
5.6.350.0030.01214.68
5.6.340.0080.00614.69
5.6.330.0040.00814.75
5.6.320.0000.01214.05
5.6.310.0080.00414.61
5.6.300.0070.00714.54
5.6.290.0060.01014.10
5.6.280.0030.04117.70
5.6.270.0080.00414.59
5.6.260.0090.00614.33
5.6.250.0100.00314.53
5.6.240.0030.01414.44
5.6.230.0110.00414.52
5.6.220.0070.00714.50
5.6.210.0080.03617.49
5.6.200.0070.03016.30
5.6.190.0050.02617.67
5.6.180.0180.03717.44
5.6.170.0170.04317.42
5.6.160.0070.04717.35
5.6.150.0080.04616.27
5.6.140.0080.04016.26
5.6.130.0030.02716.22
5.6.120.0050.02417.87
5.6.110.0090.03317.74
5.6.100.0100.04417.88
5.6.90.0040.04717.72
5.6.80.0070.04317.39
5.6.70.0040.01214.20
5.6.60.0070.00714.54
5.6.50.0070.00714.49
5.6.40.0060.00614.44
5.6.30.0030.01214.12
5.6.20.0140.00014.37
5.6.10.0030.01214.05
5.6.00.0030.00614.33
5.5.380.0000.01714.09
5.5.370.0060.00614.30
5.5.360.0030.00914.52
5.5.350.0170.04217.37
5.5.340.0070.02916.12
5.5.330.0090.02217.49
5.5.320.0150.03517.30
5.5.310.0120.04317.38
5.5.300.0070.04816.27
5.5.290.0040.04916.33
5.5.280.0080.04517.58
5.5.270.0030.02517.64
5.5.260.0070.03017.59
5.5.250.0060.04517.41
5.5.240.0070.04217.17
5.5.230.0030.00714.46
5.5.220.0060.00614.37
5.5.210.0000.01514.35
5.5.200.0080.00414.17
5.5.190.0060.00614.18
5.5.180.0120.00314.32
5.5.170.0060.00614.31
5.5.160.0060.00614.27
5.5.150.0070.01114.29
5.5.140.0000.01714.47
5.5.130.0000.01214.30
5.5.120.0080.00314.24
5.5.110.0060.00614.46
5.5.100.0060.00914.47
5.5.90.0060.00614.21
5.5.80.0080.00314.16
5.5.70.0000.01214.53
5.5.60.0030.00714.10
5.5.50.0040.01214.06
5.5.40.0110.00414.32
5.5.30.0000.01514.37
5.5.20.0060.00614.46
5.5.10.0110.00014.59
5.5.00.0060.00914.58
5.4.450.0430.03415.51
5.4.440.0270.03715.42
5.4.430.0230.03115.17
5.4.420.0400.03515.29
5.4.410.0070.03015.08
5.4.400.0220.03014.88
5.4.390.0190.02814.94
5.4.380.0070.03415.04
5.4.370.0030.02514.83
5.4.360.0030.02514.84
5.4.350.0050.02611.68
5.4.340.0050.02211.58
5.4.330.0000.00911.27
5.4.320.0070.02211.88
5.4.310.0040.02611.82
5.4.300.0070.02011.86
5.4.290.0060.02311.92
5.4.280.0070.02011.69
5.4.270.0040.02311.81
5.4.260.0040.02611.88
5.4.250.0060.02411.66
5.4.240.0050.02211.75
5.4.230.0040.02211.63
5.4.220.0090.02411.77
5.4.210.0050.02311.65
5.4.200.0090.02011.70
5.4.190.0090.01511.68
5.4.180.0040.02711.78
5.4.170.0030.02411.77
5.4.160.0070.02311.74
5.4.150.0090.02111.63
5.4.140.0070.02011.49
5.4.130.0060.02211.51
5.4.120.0040.02311.46
5.4.110.0090.02111.67
5.4.100.0040.02211.58
5.4.90.0040.02111.60
5.4.80.0070.01911.41
5.4.70.0060.01911.49
5.4.60.0040.02011.62
5.4.50.0040.02711.67
5.4.40.0080.02311.41
5.4.30.0060.02111.52
5.4.20.0060.02211.62
5.4.10.0060.02011.65
5.4.00.0060.02011.38
5.3.290.0120.03312.80
5.3.280.0060.04012.70
5.3.270.0080.03912.72
5.3.260.0030.04212.72
5.3.250.0090.03512.72
5.3.240.0030.04012.72
5.3.230.0100.03412.71
5.3.220.0030.04012.68
5.3.210.0080.03712.68
5.3.200.0100.03312.68
5.3.190.0090.03512.68
5.3.180.0100.03212.67
5.3.170.0100.04212.67
5.3.160.0060.03812.67
5.3.150.0080.04712.68
5.3.140.0080.03912.66
5.3.130.0040.05412.66
5.3.120.0050.04512.66
5.3.110.0040.04512.66
5.3.100.0060.03712.12
5.3.90.0110.03412.10
5.3.80.0060.03712.09
5.3.70.0040.05212.09
5.3.60.0060.03612.07
5.3.50.0080.04212.02
5.3.40.0070.05312.02
5.3.30.0100.03411.98
5.3.20.0090.03811.77
5.3.10.0070.05311.73
5.3.00.0060.04111.72
5.2.170.0020.0339.21
5.2.160.0030.0319.21
5.2.150.0050.0309.22
5.2.140.0060.0299.21
5.2.130.0050.0339.18
5.2.120.0060.0279.17
5.2.110.0040.0329.18
5.2.100.0040.0309.18
5.2.90.0080.0269.18
5.2.80.0040.0479.18
5.2.70.0040.0309.17
5.2.60.0050.0309.13
5.2.50.0030.0319.09
5.2.40.0050.0289.07
5.2.30.0040.0309.05
5.2.20.0050.0279.04
5.2.10.0090.0238.95
5.2.00.0070.0348.80
5.1.60.0090.0298.09
5.1.50.0020.0278.08
5.1.40.0020.0418.07
5.1.30.0050.0408.42
5.1.20.0060.0268.44
5.1.10.0060.0248.16
5.1.00.0060.0248.16
5.0.50.0050.0226.64
5.0.40.0040.0236.50
5.0.30.0060.0366.31
5.0.20.0050.0186.28
5.0.10.0080.0156.26
5.0.00.0050.0296.25
4.4.90.0020.0164.78
4.4.80.0030.0154.76
4.4.70.0030.0164.75
4.4.60.0050.0144.76
4.4.50.0020.0174.77
4.4.40.0050.0244.71
4.4.30.0070.0124.76
4.4.20.0030.0164.84
4.4.10.0050.0134.85
4.4.00.0020.0264.76
4.3.110.0030.0164.67
4.3.100.0010.0174.66
4.3.90.0030.0154.63
4.3.80.0060.0224.58
4.3.70.0020.0164.63
4.3.60.0030.0154.62
4.3.50.0030.0164.62
4.3.40.0050.0224.54
4.3.30.0020.0173.30
4.3.20.0010.0183.28
4.3.10.0040.0143.24
4.3.00.0130.0237.12

preferences:
47.86 ms | 401 KiB | 5 Q