3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(true){ $is = 123; } if(isset($is)){ echo 'ok': }

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)
5.4.320.0060.03712.50
5.4.310.0060.03612.50
5.4.300.0060.03712.50
5.4.290.0070.03712.50
5.4.280.0060.03312.39
5.4.270.0020.03912.39
5.4.260.0050.04212.39
5.4.250.0100.03312.39
5.4.240.0070.04512.39
5.4.230.0040.03812.38
5.4.220.0060.03612.38
5.4.210.0050.03612.38
5.4.200.0040.03912.38
5.4.190.0060.03512.38
5.4.180.0040.04112.38
5.4.170.0050.04112.38
5.4.160.0080.03812.38
5.4.150.0060.03512.38
5.4.140.0050.04012.07
5.4.130.0050.04012.05
5.4.120.0050.03912.02
5.4.110.0090.04112.01
5.4.100.0100.03812.01
5.4.90.0110.04612.01
5.4.80.0050.03612.01
5.4.70.0070.03612.01
5.4.60.0070.03312.00
5.4.50.0050.03512.01
5.4.40.0030.03611.99
5.4.30.0050.03511.99
5.4.20.0060.03311.99
5.4.10.0060.03611.99
5.4.00.0040.03611.48
5.3.290.0100.03912.80
5.3.280.0040.04312.71
5.3.270.0080.04012.72
5.3.260.0060.04012.72
5.3.250.0100.03512.72
5.3.240.0090.03412.72
5.3.230.0040.04112.71
5.3.220.0040.03912.68
5.3.210.0080.03912.68
5.3.200.0060.03512.68
5.3.190.0030.04312.68
5.3.180.0070.03712.67
5.3.170.0040.03812.67
5.3.160.0050.03712.68
5.3.150.0100.03512.68
5.3.140.0070.03612.66
5.3.130.0010.04312.66
5.3.120.0090.03812.66
5.3.110.0110.04412.66
5.3.100.0050.04012.12
5.3.90.0060.03712.09
5.3.80.0090.03812.07
5.3.70.0060.03612.07
5.3.60.0090.03412.06
5.3.50.0080.03412.00
5.3.40.0080.03412.00
5.3.30.0080.03211.95
5.3.20.0060.03411.73
5.3.10.0060.03511.70
5.3.00.0080.03411.69
5.2.170.0020.0369.18
5.2.160.0060.0359.18
5.2.150.0090.0269.18
5.2.140.0040.0319.18
5.2.130.0040.0359.14
5.2.120.0070.0279.14
5.2.110.0070.0279.15
5.2.100.0060.0279.14
5.2.90.0060.0289.14
5.2.80.0040.0319.14
5.2.70.0030.0319.14
5.2.60.0020.0319.09
5.2.50.0060.0319.06
5.2.40.0100.0309.04
5.2.30.0060.0379.02
5.2.20.0050.0309.00
5.2.10.0040.0288.92
5.2.00.0090.0258.78
5.1.60.0080.0308.07
5.1.50.0080.0218.07
5.1.40.0040.0248.05
5.1.30.0060.0248.40
5.1.20.0030.0278.41
5.1.10.0030.0288.14
5.1.00.0040.0268.14
5.0.50.0060.0196.62
5.0.40.0040.0286.48
5.0.30.0040.0336.29
5.0.20.0030.0216.27
5.0.10.0030.0216.24
5.0.00.0060.0296.23
4.4.90.0050.0144.78
4.4.80.0040.0144.76
4.4.70.0030.0154.75
4.4.60.0030.0204.76
4.4.50.0030.0164.77
4.4.40.0020.0264.71
4.4.30.0030.0154.76
4.4.20.0040.0224.84
4.4.10.0030.0164.85
4.4.00.0050.0224.76
4.3.110.0030.0164.67
4.3.100.0030.0154.67
4.3.90.0030.0154.63
4.3.80.0030.0254.59
4.3.70.0030.0154.63
4.3.60.0010.0194.63
4.3.50.0030.0154.63
4.3.40.0050.0224.54
4.3.30.0010.0173.29
4.3.20.0030.0153.27
4.3.10.0040.0143.22
4.3.00.0200.01015.64

preferences:
140.9 ms | 1394 KiB | 7 Q