3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = new SplObjectStorage(); $o1 = new StdClass; $o2 = new StdClass; $o3 = new StdClass; $s->attach($o1); $s->attach($o2); $s->attach($o3); function for1($s){ foreach($s as $key=>$val){ echo 'key='.$key.var_dump($val).PHP_EOL; for2(); } } function for2() use($s){ foreach($s as $key=>$val){ echo 'key='.$key.var_dump($val).PHP_EOL; } }

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)
5.4.350.0090.03312.04
5.4.340.0070.03512.03
5.4.320.0090.03612.53
5.4.310.0050.04112.52
5.4.300.0090.03712.53
5.4.290.0060.04212.52
5.4.280.0050.04312.41
5.4.270.0090.03512.41
5.4.260.0080.03712.41
5.4.250.0090.03612.42
5.4.240.0040.04012.42
5.4.230.0100.04112.41
5.4.220.0070.03812.41
5.4.210.0050.04012.41
5.4.200.0040.04212.41
5.4.190.0080.03812.40
5.4.180.0110.04612.41
5.4.170.0100.05012.41
5.4.160.0110.03812.41
5.4.150.0070.03812.40
5.4.140.0100.03812.09
5.4.130.0080.03512.07
5.4.120.0050.04412.04
5.4.110.0060.04112.03
5.4.100.0030.04112.03
5.4.90.0070.04212.04
5.4.80.0080.04712.04
5.4.70.0080.03612.03
5.4.60.0050.03812.04
5.4.50.0070.03812.03
5.4.40.0050.03712.02
5.4.30.0050.03812.02
5.4.20.0080.03712.01
5.4.10.0070.03712.01
5.4.00.0070.04011.50
5.3.290.0100.03912.80
5.3.280.0100.04112.71
5.3.270.0100.04012.72
5.3.260.0080.03912.72
5.3.250.0080.03712.72
5.3.240.0080.04712.71
5.3.230.0090.04012.71
5.3.220.0080.03812.68
5.3.210.0080.05312.68
5.3.200.0080.04212.68
5.3.190.0070.04012.68
5.3.180.0050.05012.68
5.3.170.0050.04512.66
5.3.160.0100.03812.67
5.3.150.0100.03812.67
5.3.140.0080.04312.66
5.3.130.0130.03912.66
5.3.120.0080.04812.66
5.3.110.0110.04012.66
5.3.100.0060.04012.13
5.3.90.0090.03812.11
5.3.80.0100.03912.10
5.3.70.0060.04012.10
5.3.60.0060.03912.09
5.3.50.0090.03712.03
5.3.40.0040.04112.04
5.3.30.0070.03711.99
5.3.20.0110.04011.78
5.3.10.0070.03711.73
5.3.00.0050.04411.73
5.2.170.0050.0329.23
5.2.160.0070.0329.23
5.2.150.0070.0319.23
5.2.140.0090.0299.23
5.2.130.0090.0329.18
5.2.120.0100.0289.18
5.2.110.0060.0399.19
5.2.100.0080.0299.18
5.2.90.0060.0339.18
5.2.80.0090.0469.18
5.2.70.0040.0359.18
5.2.60.0030.0359.13
5.2.50.0090.0359.10
5.2.40.0070.0339.08
5.2.30.0080.0459.06
5.2.20.0090.0309.04
5.2.10.0070.0348.95
5.2.00.0040.0328.81
5.1.60.0090.0218.09
5.1.50.0040.0278.10
5.1.40.0060.0258.08
5.1.30.0050.0288.43
5.1.20.0070.0268.45
5.1.10.0100.0238.17
5.1.00.0060.0258.17
5.0.50.0060.0196.65
5.0.40.0040.0206.51
5.0.30.0050.0316.32
5.0.20.0050.0216.29
5.0.10.0030.0226.27
5.0.00.0060.0326.25
4.4.90.0050.0154.78
4.4.80.0040.0154.76
4.4.70.0040.0174.76
4.4.60.0040.0214.76
4.4.50.0040.0174.77
4.4.40.0060.0244.71
4.4.30.0030.0174.76
4.4.20.0020.0194.84
4.4.10.0020.0194.85
4.4.00.0040.0254.76
4.3.110.0060.0154.67
4.3.100.0040.0154.67
4.3.90.0060.0154.63
4.3.80.0030.0264.59
4.3.70.0030.0184.63
4.3.60.0020.0204.63
4.3.50.0050.0194.63
4.3.40.0010.0294.54
4.3.30.0030.0173.31
4.3.20.0020.0193.29
4.3.10.0030.0193.24
4.3.00.0030.0206.82

preferences:
139.13 ms | 1398 KiB | 7 Q