3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c = 0; $num = 2; $array = array(1,2,3,4,5,6,7); foreach($array as $key) { $c++; echo key(prev($array); if($c == 6) { break; } }

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)
5.4.340.0060.03512.01
5.4.320.0050.04912.50
5.4.310.0040.04012.50
5.4.300.0080.04012.50
5.4.290.0070.05012.50
5.4.280.0050.03612.39
5.4.270.0040.03812.39
5.4.260.0040.04012.39
5.4.250.0060.03912.39
5.4.240.0080.04112.39
5.4.230.0100.04012.38
5.4.220.0040.04112.39
5.4.210.0150.04412.38
5.4.200.0160.04912.39
5.4.190.0070.05312.38
5.4.180.0130.04612.38
5.4.170.0090.04512.39
5.4.160.0050.04512.38
5.4.150.0050.03612.38
5.4.140.0060.03712.07
5.4.130.0080.03512.05
5.4.120.0080.03712.02
5.4.110.0060.04012.02
5.4.100.0070.03512.01
5.4.90.0080.03512.02
5.4.80.0070.03612.01
5.4.70.0060.03512.01
5.4.60.0060.03512.01
5.4.50.0070.04112.01
5.4.40.0060.03512.00
5.4.30.0030.03712.00
5.4.20.0080.03812.00
5.4.10.0050.03812.00
5.4.00.0070.03811.49
5.3.290.0080.04312.80
5.3.280.0040.04112.71
5.3.270.0050.04212.73
5.3.260.0080.04112.72
5.3.250.0100.03512.72
5.3.240.0060.04012.72
5.3.230.0060.03812.71
5.3.220.0090.03512.68
5.3.210.0050.04412.68
5.3.200.0100.04812.68
5.3.190.0090.04912.68
5.3.180.0080.03812.67
5.3.170.0090.03612.67
5.3.160.0080.03712.67
5.3.150.0080.03912.68
5.3.140.0080.03812.66
5.3.130.0070.04412.66
5.3.120.0110.04812.66
5.3.110.0070.04012.66
5.3.100.0050.04012.12
5.3.90.0110.04512.08
5.3.80.0070.05212.07
5.3.70.0100.04712.08
5.3.60.0080.03812.07
5.3.50.0090.03912.00
5.3.40.0090.03512.00
5.3.30.0050.03911.95
5.3.20.0070.03711.73
5.3.10.0050.04611.70
5.3.00.0070.03711.68
5.2.170.0050.0309.18
5.2.160.0070.0279.18
5.2.150.0040.0329.18
5.2.140.0080.0289.18
5.2.130.0080.0279.14
5.2.120.0060.0299.14
5.2.110.0060.0309.15
5.2.100.0060.0289.14
5.2.90.0040.0319.14
5.2.80.0050.0319.14
5.2.70.0070.0379.14
5.2.60.0020.0369.09
5.2.50.0020.0339.06
5.2.40.0060.0339.04
5.2.30.0090.0299.02
5.2.20.0050.0389.00
5.2.10.0060.0278.93
5.2.00.0040.0318.79
5.1.60.0050.0288.07
5.1.50.0030.0278.07
5.1.40.0060.0248.05
5.1.30.0020.0298.39
5.1.20.0050.0288.42
5.1.10.0030.0288.14
5.1.00.0040.0288.14
5.0.50.0010.0236.63
5.0.40.0050.0196.48
5.0.30.0030.0336.30
5.0.20.0030.0206.27
5.0.10.0050.0196.25
5.0.00.0030.0316.24
4.4.90.0050.0144.78
4.4.80.0050.0144.75
4.4.70.0020.0164.75
4.4.60.0050.0134.75
4.4.50.0030.0154.77
4.4.40.0040.0254.71
4.4.30.0030.0154.76
4.4.20.0050.0134.84
4.4.10.0010.0184.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0030.0154.67
4.3.90.0020.0174.64
4.3.80.0030.0254.58
4.3.70.0040.0204.63
4.3.60.0020.0214.63
4.3.50.0020.0194.63
4.3.40.0010.0264.54
4.3.30.0030.0173.29
4.3.20.0010.0183.26
4.3.10.0030.0163.22
4.3.00.0100.0177.19

preferences:
141.78 ms | 1394 KiB | 7 Q