3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fib($m){$j=0;$k=1;for($i=0;$i<=$m;$i++){$l=$k;$k=$j+$k;$j=$l;}return$k;} var_dump(fib(1000));

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)
8.3.60.0190.00018.31
8.3.50.0120.00821.97
8.3.40.0070.00718.71
8.3.30.0150.00420.09
8.3.20.0040.00420.05
8.3.10.0100.00321.95
8.3.00.0070.00022.52
8.2.180.0120.00916.32
8.2.170.0100.00722.96
8.2.160.0150.00421.95
8.2.150.0040.00424.18
8.2.140.0040.01224.66
8.2.130.0040.00426.16
8.2.120.0000.00819.54
8.2.110.0030.00622.20
8.2.100.0110.00417.78
8.2.90.0000.00819.27
8.2.80.0000.00919.28
8.2.70.0050.00317.63
8.2.60.0080.00017.91
8.2.50.0040.00418.07
8.2.40.0080.00018.09
8.2.30.0040.00417.92
8.2.20.0040.00417.60
8.2.10.0040.00417.59
8.2.00.0070.00417.59
8.1.280.0140.00025.92
8.1.270.0090.00924.66
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0090.00022.25
8.1.230.0070.00419.14
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.38
8.1.190.0080.00017.53
8.1.180.0040.00419.01
8.1.170.0050.00318.59
8.1.160.0070.00022.07
8.1.150.0030.00518.57
8.1.140.0050.00317.29
8.1.130.0070.00017.83
8.1.120.0030.00317.30
8.1.110.0040.00417.34
8.1.100.0040.00417.39
8.1.90.0000.00717.37
8.1.80.0040.00417.21
8.1.70.0070.00017.29
8.1.60.0040.00417.48
8.1.50.0000.00717.39
8.1.40.0040.00417.48
8.1.30.0070.00017.64
8.1.20.0080.00017.66
8.1.10.0080.00017.44
8.1.00.0040.00417.39
8.0.300.0070.00018.77
8.0.290.0050.00317.05
8.0.280.0030.00318.37
8.0.270.0000.00717.29
8.0.260.0000.00716.81
8.0.250.0000.00716.77
8.0.240.0040.00416.93
8.0.230.0000.00716.89
8.0.220.0000.00716.78
8.0.210.0040.00416.75
8.0.200.0050.00316.76
8.0.190.0030.00616.86
8.0.180.0000.00716.73
8.0.170.0000.00716.70
8.0.160.0000.00716.80
8.0.150.0050.00316.74
8.0.140.0070.00016.68
8.0.130.0000.00613.26
8.0.120.0040.00416.75
8.0.110.0070.00016.66
8.0.100.0070.00016.74
8.0.90.0040.00416.70
8.0.80.0090.00616.85
8.0.70.0040.00416.69
8.0.60.0040.00416.79
8.0.50.0000.00716.75
8.0.30.0100.01117.04
8.0.20.0080.01117.40
8.0.10.0040.00416.80
8.0.00.0060.01616.68
7.4.330.0080.00015.00
7.4.320.0060.00016.57
7.4.300.0030.00316.45
7.4.290.0030.00316.61
7.4.280.0040.00416.38
7.4.270.0030.00316.54
7.4.260.0020.00516.59
7.4.250.0000.00816.56
7.4.240.0040.00416.54
7.4.230.0000.00716.62
7.4.220.0060.01316.40
7.4.210.0070.00816.63
7.4.200.0040.00416.41
7.4.190.0040.00416.45
7.4.160.0100.00616.52
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0060.01316.50
7.4.120.0120.00416.37
7.4.110.0060.01216.41
7.4.100.0100.00816.49
7.4.90.0100.01416.46
7.4.80.0170.00719.39
7.4.70.0080.00816.55
7.4.60.0150.00616.24
7.4.50.0040.00416.50
7.4.40.0090.00622.77
7.4.30.0070.01016.43
7.4.00.0120.00315.03
7.3.330.0050.00013.20
7.3.320.0020.00213.38
7.3.310.0000.00716.17
7.3.300.0000.00716.23
7.3.290.0100.01016.33
7.3.280.0040.01016.34
7.3.270.0130.00717.40
7.3.260.0120.01016.33
7.3.250.0100.00916.48
7.3.240.0070.01016.29
7.3.230.0040.01116.39
7.3.210.0090.00916.36
7.3.200.0060.01519.39
7.3.190.0070.01516.25
7.3.180.0110.01116.43
7.3.170.0110.00416.34
7.3.160.0160.00416.29
7.3.120.0050.00514.95
7.2.330.0140.00316.74
7.2.320.0030.01316.63
7.2.310.0120.00616.29
7.2.300.0050.01116.62
7.2.290.0110.00516.45
7.2.60.0090.00316.92
7.2.50.0000.01416.95
7.1.200.0030.00615.62
7.1.70.0040.00417.05
7.1.60.0000.01819.43
7.1.50.0070.01816.98
7.1.00.0000.03722.38
7.0.200.0000.00716.54
7.0.140.0070.06721.94
7.0.60.0000.08719.91
7.0.50.0000.05317.94
7.0.40.0030.07720.23
7.0.30.0300.06320.27
7.0.20.0170.07320.30
7.0.10.0030.04320.09
7.0.00.0000.09020.29
5.6.280.0070.07021.14
5.6.210.0070.05320.54
5.6.200.0100.08718.23
5.6.190.0100.05020.63
5.6.180.0130.06320.48
5.6.170.0430.07720.55
5.6.160.0100.06720.46
5.6.150.0030.04718.16
5.6.140.0130.07718.21
5.6.130.0030.04718.28
5.6.120.0200.07021.02
5.6.110.0070.08320.99
5.6.100.0070.05320.94
5.6.90.0030.04020.94
5.6.80.0100.05020.51
5.5.350.0030.07020.34
5.5.340.0070.06017.96
5.5.330.0070.05720.58
5.5.320.0070.08720.35
5.5.310.0370.05020.35
5.5.300.0070.07718.01
5.5.290.0130.07318.02
5.5.280.0100.04320.64
5.5.270.0100.04320.76
5.5.260.0100.05020.95
5.5.250.0170.07320.61
5.5.240.0200.07020.06
5.4.450.0570.05019.64
5.4.440.0330.04719.16
5.4.430.0400.03719.38
5.4.420.0130.05319.55
5.4.410.0170.05319.25
5.4.400.0130.05019.16
5.4.390.0130.05019.21
5.4.380.0170.07019.16
5.4.370.0130.05318.98
5.4.360.0200.04319.07
5.4.350.0090.03412.02
5.4.340.0060.04112.01
5.4.320.0080.04812.50
5.4.310.0080.05412.50
5.4.300.0030.05012.51
5.4.290.0090.05312.50
5.4.280.0060.03412.39
5.4.270.0080.05012.40
5.4.260.0090.05612.40
5.4.250.0070.03912.40
5.4.240.0130.07318.97
5.4.230.0030.06018.94
5.4.220.0070.05718.93
5.4.210.0070.05018.77
5.4.200.0030.05719.00
5.4.190.0200.03718.64
5.4.180.0100.06018.79
5.4.170.0070.05318.98
5.4.160.0070.04718.96
5.4.150.0030.05318.96
5.4.140.0130.06316.49
5.4.130.0030.06016.39
5.4.120.0030.05316.59
5.4.110.0070.05716.52
5.4.100.0130.04016.55
5.4.90.0070.04716.48
5.4.80.0130.06016.55
5.4.70.0070.04716.46
5.4.60.0030.05716.50
5.4.50.0170.03716.56
5.4.40.0070.05316.54
5.4.30.0000.06316.68
5.4.20.0030.05716.53
5.4.10.0100.04716.53
5.4.00.0000.08016.02
5.3.290.0080.03812.80
5.3.280.0130.05714.75
5.3.270.0130.06714.58
5.3.260.0100.06714.43
5.3.250.0030.05014.67
5.3.240.0130.04714.68
5.3.230.0130.04714.66
5.3.220.0100.05014.46
5.3.210.0030.05314.64
5.3.200.0030.05314.64
5.3.190.0100.04714.64
5.3.180.0000.06014.64
5.3.170.0070.05014.69
5.3.160.0070.06014.62
5.3.150.0030.06714.54
5.3.140.0100.05314.53
5.3.130.0130.04714.51
5.3.120.0000.05714.61
5.3.110.0070.05314.62
5.3.100.0100.06314.11
5.3.90.0030.05314.00
5.3.80.0030.07014.09
5.3.70.0070.05014.02
5.3.60.0100.04713.97
5.3.50.0030.05014.03
5.3.40.0070.05014.02
5.3.30.0030.05714.13
5.3.20.0070.04713.69
5.3.10.0070.05313.72
5.3.00.0030.05313.67
5.2.170.0000.06011.13
5.2.160.0100.03710.99
5.2.150.0070.06011.21
5.2.140.0030.04311.21
5.2.130.0030.04010.93
5.2.120.0000.04011.18
5.2.110.0030.04711.17
5.2.100.0070.04010.93
5.2.90.0070.04011.08
5.2.80.0070.04011.31
5.2.70.0030.05011.17
5.2.60.0070.04711.01
5.2.50.0030.04711.10
5.2.40.0070.05011.07
5.2.30.0070.04710.95
5.2.20.0030.04010.93
5.2.10.0030.04011.08
5.2.00.0000.05310.79
5.1.60.0070.03010.11
5.1.50.0030.04010.04
5.1.40.0000.05010.10
5.1.30.0030.03310.40
5.1.20.0000.05010.39
5.1.10.0070.03710.34
5.1.00.0000.04310.11
5.0.50.0130.0178.70
5.0.40.0030.0378.61
5.0.30.0030.0538.25
5.0.20.0100.0308.47
5.0.10.0000.0338.21
5.0.00.0000.0608.27
4.4.90.0030.0236.84
4.4.80.0000.0236.74
4.4.70.0000.0306.74
4.4.60.0100.0206.74
4.4.50.0070.0276.74
4.4.40.0030.0336.74
4.4.30.0030.0306.74
4.4.20.0030.0276.74
4.4.10.0000.0236.74
4.4.00.0030.0336.74
4.3.110.0000.0236.74
4.3.100.0030.0276.74
4.3.90.0030.0236.74
4.3.80.0030.0436.74
4.3.70.0030.0276.74
4.3.60.0070.0236.74
4.3.50.0030.0206.74
4.3.40.0070.0436.74
4.3.30.0100.0176.74
4.3.20.0000.0276.74
4.3.10.0030.0206.74
4.3.00.0000.02014.48

preferences:
43.2 ms | 401 KiB | 5 Q