3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fibonacci($n) { $arr = array(); $a = 0; $b = 1; while($n-- > 0) { array_push($arr, $a); $a = $b - $a; $b = $a + $b; } return $arr; } foreach(fibonacci(20) as $n => $i) { echo "$n: $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)
8.3.70.0060.01216.63
8.3.60.0030.01216.50
8.3.50.0160.00821.21
8.3.40.0070.00718.45
8.3.30.0070.00719.10
8.3.20.0040.00420.21
8.3.10.0030.00523.66
8.3.00.0000.00719.18
8.2.190.0070.00716.58
8.2.180.0160.00018.05
8.2.170.0100.00322.96
8.2.160.0000.01420.35
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.95
8.2.110.0090.01519.34
8.2.100.0080.00417.75
8.2.90.0000.00719.23
8.2.80.0040.00417.97
8.2.70.0080.00017.63
8.2.60.0080.00017.92
8.2.50.0040.00418.07
8.2.40.0040.00419.88
8.2.30.0000.00818.08
8.2.20.0040.00417.71
8.2.10.0040.00417.99
8.2.00.0030.00318.02
8.1.280.0200.00725.92
8.1.270.0090.00022.10
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00422.65
8.1.230.0060.00617.48
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0040.00417.36
8.1.190.0040.00417.10
8.1.180.0030.00618.10
8.1.170.0080.00018.46
8.1.160.0050.00322.05
8.1.150.0080.00018.82
8.1.140.0040.00417.45
8.1.130.0070.00017.79
8.1.120.0030.00517.34
8.1.110.0090.00017.43
8.1.100.0070.00017.46
8.1.90.0080.00017.52
8.1.80.0070.00017.50
8.1.70.0030.00317.48
8.1.60.0080.00017.50
8.1.50.0000.00817.56
8.1.40.0000.00817.39
8.1.30.0030.00617.49
8.1.20.0050.00317.57
8.1.10.0000.00717.45
8.1.00.0040.00417.46
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0000.00718.38
8.0.270.0030.00317.19
8.0.260.0000.00817.26
8.0.250.0030.00316.94
8.0.240.0050.00316.95
8.0.230.0000.00716.84
8.0.220.0000.00716.90
8.0.210.0000.00716.79
8.0.200.0060.00016.99
8.0.190.0120.00316.93
8.0.180.0080.00016.94
8.0.170.0070.00316.93
8.0.160.0000.00716.88
8.0.150.0030.00316.78
8.0.140.0070.00016.87
8.0.130.0000.00513.40
8.0.120.0040.00416.88
8.0.110.0000.00716.90
8.0.100.0030.00616.71
8.0.90.0000.00716.73
8.0.80.0040.01116.88
8.0.70.0000.00816.93
8.0.60.0040.00416.88
8.0.50.0030.00316.96
8.0.30.0100.00916.93
8.0.20.0050.01417.40
8.0.10.0040.00416.80
8.0.00.0130.00616.66
7.4.330.0000.00515.03
7.4.320.0060.00016.52
7.4.300.0000.00616.43
7.4.290.0040.00416.63
7.4.280.0050.00316.61
7.4.270.0080.00016.46
7.4.260.0030.00516.51
7.4.250.0040.00416.61
7.4.240.0000.00716.49
7.4.230.0040.00416.33
7.4.220.0130.01316.45
7.4.210.0070.00716.54
7.4.200.0000.00716.62
7.4.160.0130.00316.59
7.4.150.0120.00617.40
7.4.140.0110.00917.86
7.4.130.0110.00916.47
7.4.120.0060.01316.49
7.4.110.0050.01416.39
7.4.100.0130.01016.49
7.4.90.0120.00616.55
7.4.80.0140.01019.39
7.4.70.0130.01016.58
7.4.60.0030.01316.40
7.4.50.0000.00816.61
7.4.40.0080.00916.53
7.4.30.0090.00916.33
7.3.330.0000.00513.33
7.3.320.0060.00013.18
7.3.310.0070.00016.39
7.3.300.0000.00716.33
7.3.290.0070.00816.33
7.3.280.0120.00716.35
7.3.270.0080.00817.40
7.3.260.0120.00616.28
7.3.250.0120.00816.48
7.3.240.0070.01416.49
7.3.230.0130.01016.63
7.3.210.0080.00816.35
7.3.200.0090.00919.39
7.3.190.0080.00816.46
7.3.180.0130.00716.69
7.3.170.0030.01716.51
7.3.160.0150.00616.38
7.2.330.0080.00816.35
7.2.320.0040.01416.75
7.2.310.0160.00316.53
7.2.300.0080.00816.45
7.2.290.0100.00816.62
5.4.430.0130.05319.39
5.4.420.0030.06319.46
5.4.410.0030.05719.40
5.4.400.0070.05719.24
5.4.390.0130.06319.09
5.4.380.0100.05319.06
5.4.370.0130.05719.23
5.4.360.0200.04019.14
5.4.350.0170.07019.12
5.4.340.0100.05319.12
5.4.320.0100.05319.12
5.4.310.0130.05019.08
5.4.300.0030.06019.11
5.4.290.0030.05719.13
5.4.280.0030.05719.04
5.4.270.0070.05319.23
5.4.260.0170.04719.03
5.4.250.0230.06319.07
5.4.240.0130.06019.02
5.4.230.0170.06019.05
5.4.220.0030.06019.19
5.4.210.0170.04719.14
5.4.200.0100.05016.93
5.4.190.0170.04319.00
5.4.180.0130.05019.04
5.4.170.0100.05319.06
5.4.160.0100.04719.04
5.4.150.0170.04719.03
5.4.140.0070.05316.50
5.4.130.0070.05016.55
5.4.120.0100.04716.48
5.4.110.0200.05016.34
5.4.100.0130.04716.25
5.4.90.0100.06716.31
5.4.80.0070.05016.61
5.4.70.0070.05316.25
5.4.60.0130.05716.51
5.4.50.0170.04316.55

preferences:
69.27 ms | 401 KiB | 5 Q