3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pole['nullak'] = null; unset($pole['nullak']); // unset null foreach ($pole as &$key => $val) { echo "'$key' je '$val'"; } // reference na klici

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)
5.4.320.0050.03812.46
5.4.310.0080.04112.46
5.4.300.0050.04212.46
5.4.290.0090.03912.46
5.4.280.0100.03512.36
5.4.270.0070.03612.36
5.4.260.0050.03812.36
5.4.250.0050.03812.36
5.4.240.0130.03112.36
5.4.230.0070.03712.35
5.4.220.0080.03412.35
5.4.210.0090.03212.35
5.4.200.0050.03812.35
5.4.190.0050.03612.35
5.4.180.0030.04012.35
5.4.170.0050.04112.36
5.4.160.0070.04112.35
5.4.150.0070.03912.35
5.4.140.0050.03812.04
5.4.130.0070.03412.03
5.4.120.0040.03611.98
5.4.110.0050.03611.97
5.4.100.0060.04011.97
5.4.90.0100.03911.97
5.4.80.0050.04111.98
5.4.70.0050.03611.97
5.4.60.0040.03611.97
5.4.50.0080.03411.97
5.4.40.0060.03511.96
5.4.30.0070.03611.96
5.4.20.0070.03611.96
5.4.10.0070.03811.96
5.4.00.0060.03911.45
5.3.290.0070.03912.80
5.3.280.0090.03512.71
5.3.270.0070.03912.72
5.3.260.0050.04012.72
5.3.250.0090.03712.72
5.3.240.0070.03912.72
5.3.230.0050.04312.71
5.3.220.0070.03812.68
5.3.210.0090.04112.68
5.3.200.0070.03812.68
5.3.190.0080.04012.68
5.3.180.0130.04212.67
5.3.170.0090.04712.67
5.3.160.0080.04112.67
5.3.150.0070.04112.67
5.3.140.0080.03812.66
5.3.130.0070.03912.65
5.3.120.0080.04612.66
5.3.110.0090.03812.66
5.3.100.0060.03712.12
5.3.90.0070.03712.08
5.3.80.0060.03812.07
5.3.70.0070.03512.07
5.3.60.0050.03812.06
5.3.50.0090.03412.00
5.3.40.0040.03912.00
5.3.30.0070.03511.94
5.3.20.0050.03511.72
5.3.10.0070.03411.69
5.3.00.0070.03511.68
5.2.170.0040.0349.18
5.2.160.0070.0289.18
5.2.150.0050.0339.18
5.2.140.0050.0389.17
5.2.130.0040.0309.14
5.2.120.0060.0319.13
5.2.110.0040.0309.14
5.2.100.0060.0299.14
5.2.90.0070.0279.14
5.2.80.0040.0349.13
5.2.70.0050.0349.13
5.2.60.0050.0329.09
5.2.50.0050.0329.06
5.2.40.0050.0289.04
5.2.30.0040.0309.01
5.2.20.0040.0309.01
5.2.10.0040.0288.92
5.2.00.0050.0298.78
5.1.60.0050.0238.06
5.1.50.0020.0278.06
5.1.40.0020.0278.04
5.1.30.0050.0258.40
5.1.20.0040.0298.41
5.1.10.0070.0238.14
5.1.00.0050.0258.14
5.0.50.0050.0226.62
5.0.40.0030.0216.48
5.0.30.0010.0346.29
5.0.20.0040.0206.26
5.0.10.0040.0196.24
5.0.00.0050.0346.23
4.4.90.0020.0214.78
4.4.80.0050.0214.75
4.4.70.0020.0154.76
4.4.60.0020.0174.76
4.4.50.0020.0154.77
4.4.40.0040.0254.71
4.4.30.0020.0164.76
4.4.20.0030.0194.85
4.4.10.0040.0174.85
4.4.00.0040.0294.76
4.3.110.0020.0184.67
4.3.100.0040.0154.66
4.3.90.0040.0144.63
4.3.80.0040.0264.59
4.3.70.0060.0124.63
4.3.60.0040.0184.62
4.3.50.0030.0164.63
4.3.40.0030.0254.53
4.3.30.0030.0153.29
4.3.20.0020.0213.27
4.3.10.0030.0173.22
4.3.00.0030.01718.41

preferences:
139.95 ms | 1394 KiB | 7 Q