3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('test => true); if (isset($a['test']) && $a['test']) { print "hi"; }

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)
5.4.310.0060.03712.49
5.4.300.0040.03812.50
5.4.290.0070.03712.49
5.4.280.0050.03712.39
5.4.270.0040.03712.39
5.4.260.0050.03812.39
5.4.250.0090.03512.39
5.4.240.0090.03312.39
5.4.230.0050.04112.38
5.4.220.0050.03812.38
5.4.210.0060.03512.38
5.4.200.0080.03512.38
5.4.190.0050.03712.38
5.4.180.0080.03412.38
5.4.170.0060.04212.39
5.4.160.0060.03712.38
5.4.150.0080.03412.38
5.4.140.0090.04512.07
5.4.130.0090.04412.05
5.4.120.0060.04112.02
5.4.110.0040.04212.01
5.4.100.0050.03812.01
5.4.90.0050.03712.01
5.4.80.0050.03812.01
5.4.70.0040.03612.01
5.4.60.0040.03612.01
5.4.50.0020.03812.01
5.4.40.0070.03212.00
5.4.30.0030.03711.99
5.4.20.0090.04311.98
5.4.10.0050.04311.99
5.4.00.0060.03511.48
5.3.290.0060.03912.80
5.3.280.0080.04012.71
5.3.270.0060.04612.72
5.3.260.0070.03812.72
5.3.250.0090.03412.72
5.3.240.0050.03912.72
5.3.230.0060.03812.71
5.3.220.0060.03912.68
5.3.210.0030.04112.68
5.3.200.0050.03812.68
5.3.190.0070.04012.68
5.3.180.0070.03612.67
5.3.170.0050.03612.67
5.3.160.0060.03612.67
5.3.150.0050.03712.67
5.3.140.0040.03812.66
5.3.130.0060.03912.66
5.3.120.0060.04312.66
5.3.110.0050.04312.66
5.3.100.0040.03912.12
5.3.90.0050.04312.08
5.3.80.0050.04512.07
5.3.70.0110.03312.08
5.3.60.0050.03712.06
5.3.50.0060.03712.00
5.3.40.0080.03712.00
5.3.30.0060.03611.95
5.3.20.0090.03211.73
5.3.10.0010.04111.70
5.3.00.0080.03611.68
5.2.170.0050.0339.18
5.2.160.0080.0309.18
5.2.150.0050.0359.18
5.2.140.0070.0299.18
5.2.130.0030.0309.14
5.2.120.0080.0249.14
5.2.110.0010.0339.14
5.2.100.0060.0289.14
5.2.90.0040.0329.14
5.2.80.0050.0349.14
5.2.70.0060.0299.14
5.2.60.0040.0389.09
5.2.50.0020.0349.06
5.2.40.0090.0289.04
5.2.30.0110.0269.01
5.2.20.0100.0319.00
5.2.10.0090.0288.93
5.2.00.0060.0308.78
5.1.60.0060.0248.06
5.1.50.0060.0298.06
5.1.40.0040.0288.04
5.1.30.0080.0228.40
5.1.20.0030.0288.41
5.1.10.0040.0268.14
5.1.00.0050.0258.14
5.0.50.0030.0216.63
5.0.40.0050.0176.48
5.0.30.0030.0346.29
5.0.20.0050.0216.27
5.0.10.0050.0246.24
5.0.00.0050.0356.23
4.4.90.0030.0164.78
4.4.80.0020.0164.76
4.4.70.0040.0154.76
4.4.60.0040.0154.76
4.4.50.0030.0164.77
4.4.40.0030.0284.71
4.4.30.0060.0194.76
4.4.20.0040.0214.84
4.4.10.0030.0204.85
4.4.00.0010.0314.76
4.3.110.0020.0174.67
4.3.100.0050.0124.67
4.3.90.0040.0134.63
4.3.80.0040.0224.59
4.3.70.0050.0124.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0020.0254.54
4.3.30.0050.0133.29
4.3.20.0000.0183.27
4.3.10.0030.0173.21
4.3.00.0000.0237.20

preferences:
139.36 ms | 1398 KiB | 7 Q