3v4l.org

run code in 300+ PHP versions simultaneously
<?php $numberOfRandoms = 500; $uniques = array(); for($i = 0; $i < count($uniques) - $numberOfRandoms; $i++) { $uniques[mt_rand(10000, 99999)] = true; } $uniques = array_keys($uniques); var_dump(count($uniques));

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)
7.1.70.0000.01117.15
7.1.60.0060.01919.33
7.1.50.0240.01034.93
7.1.00.0070.07322.51
7.0.200.0000.00716.83
7.0.140.0000.07721.95
7.0.60.0170.04019.95
7.0.50.0070.07017.84
7.0.40.0100.08020.20
7.0.30.0330.04320.09
7.0.20.0130.05020.04
7.0.10.0100.05720.09
7.0.00.0070.09020.12
5.6.280.0030.07321.02
5.6.210.0170.07720.69
5.6.200.0030.04318.22
5.6.190.0030.06720.45
5.6.180.0230.05720.45
5.6.170.0300.05020.38
5.6.160.0100.08320.32
5.6.150.0070.04718.12
5.6.140.0000.04018.14
5.6.130.0130.07018.09
5.6.120.0130.05321.02
5.6.110.0070.04721.11
5.6.100.0130.07720.88
5.6.90.0030.04321.12
5.6.80.0070.03320.48
5.5.350.0030.08320.46
5.5.340.0030.08017.92
5.5.330.0030.04020.36
5.5.320.0030.05720.28
5.5.310.0400.06320.32
5.5.300.0100.08317.95
5.5.290.0130.07717.88
5.5.280.0070.06320.72
5.5.270.0200.05320.79
5.5.260.0130.07720.73
5.5.250.0100.03720.61
5.5.240.3730.04020.13
5.4.450.0500.05719.41
5.4.440.0730.07019.64
5.4.430.0570.06319.47
5.4.420.0730.05319.54
5.4.410.0900.04319.45
5.4.400.0470.06019.09
5.4.390.0200.04718.81
5.4.380.0530.05018.70
5.4.370.0600.04718.72
5.4.360.0230.05718.69
5.4.350.0330.07718.78
5.4.340.0370.05718.52
5.4.320.0070.03812.45
5.4.310.0090.03812.45
5.4.300.0070.03912.46
5.4.290.0100.03512.45
5.4.280.0140.05612.32
5.4.270.0200.05412.32
5.4.260.0110.05912.32
5.4.250.0090.05512.32
5.4.240.0140.05412.32
5.4.230.0060.04212.32
5.4.220.0080.03712.31
5.4.210.0080.03812.31
5.4.200.0070.03812.32
5.4.190.0050.04112.31
5.4.180.0080.03912.31
5.4.170.0070.03812.32
5.4.160.0080.04112.32
5.4.150.0120.03812.32
5.4.140.0080.03512.00
5.4.130.0070.04811.98
5.4.120.0090.04711.94
5.4.110.0090.06411.94
5.4.100.0110.04911.94
5.4.90.0120.04711.94
5.4.80.0130.04611.93
5.4.70.0200.06211.93
5.4.60.0120.04711.93
5.4.50.0100.04811.93
5.4.40.0070.03911.92
5.4.30.0070.04711.92
5.4.20.0110.05011.92
5.4.10.0100.05611.92
5.4.00.0110.05111.41
5.3.290.0070.04312.80
5.3.280.0090.05312.71
5.3.270.0090.06012.73
5.3.260.0140.06912.72
5.3.250.0140.05012.72
5.3.240.0100.05212.71
5.3.230.0090.04012.71
5.3.220.0120.05712.68
5.3.210.0130.05112.68
5.3.200.0080.04112.68
5.3.190.0090.04212.68
5.3.180.0090.05112.67
5.3.170.0170.05212.67
5.3.160.0120.05212.67
5.3.150.0050.04012.68
5.3.140.0080.03612.66
5.3.130.0060.04212.66
5.3.120.0080.03912.66
5.3.110.0130.06112.66
5.3.100.0110.04512.12
5.3.90.0130.04712.08
5.3.80.0080.04912.07
5.3.70.0080.03812.07
5.3.60.0050.04112.06
5.3.50.0060.03812.00
5.3.40.0070.04112.00
5.3.30.0070.03711.94
5.3.20.0070.04411.70
5.3.10.0070.04011.66
5.3.00.0030.03911.66
5.2.170.0060.0309.15
5.2.160.0070.0479.15
5.2.150.0090.0369.15
5.2.140.0050.0439.15
5.2.130.0160.0419.11
5.2.120.0100.0379.10
5.2.110.0110.0359.12
5.2.100.0100.0369.11
5.2.90.0590.0909.11
5.2.80.0170.0789.11
5.2.70.0080.0319.11
5.2.60.0090.0289.06
5.2.50.0060.0319.04
5.2.40.0070.0369.01
5.2.30.0090.0468.98
5.2.20.0100.0378.97
5.2.10.0050.0428.90
5.2.00.0040.0468.76
5.1.60.0090.0368.04
5.1.50.0070.0478.05
5.1.40.0060.0348.03
5.1.30.0070.0358.38
5.1.20.0050.0388.40
5.1.10.0080.0328.12
5.1.00.0040.0388.13
5.0.50.0040.0296.60
5.0.40.0070.0286.46
5.0.30.0060.0426.27
5.0.20.0030.0276.25
5.0.10.0040.0226.23
5.0.00.0050.0396.21
4.4.90.0030.0224.78
4.4.80.0050.0204.75
4.4.70.0050.0254.75
4.4.60.0070.0224.76
4.4.50.0050.0244.77
4.4.40.0080.0334.71
4.4.30.0060.0214.76
4.4.20.0030.0174.84
4.4.10.0010.0244.85
4.4.00.0050.0304.76
4.3.110.0050.0214.67
4.3.100.0080.0184.67
4.3.90.0050.0184.63
4.3.80.0050.0294.58
4.3.70.0090.0204.63
4.3.60.0050.0264.63
4.3.50.0080.0294.63
4.3.40.0080.0284.54
4.3.30.0050.0213.27
4.3.20.0040.0213.26
4.3.10.0030.0223.22
4.3.00.0070.0238.80

preferences:
31.59 ms | 400 KiB | 5 Q