3v4l.org

run code in 300+ PHP versions simultaneously
<?php $keywords = preg_split("/[\s,]+/", "php, regular expressions") print( $keywords )?>

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)
5.4.320.0090.03712.50
5.4.310.0080.03412.50
5.4.300.0060.03512.49
5.4.290.0050.04612.50
5.4.280.0050.04012.39
5.4.270.0100.03612.39
5.4.260.0050.04912.39
5.4.250.0040.03812.39
5.4.240.0020.03912.39
5.4.230.0040.03912.38
5.4.220.0080.03312.38
5.4.210.0050.03612.38
5.4.200.0040.03812.38
5.4.190.0040.03612.38
5.4.180.0040.03712.38
5.4.170.0050.03612.39
5.4.160.0060.03412.38
5.4.150.0050.03912.38
5.4.140.0040.03712.07
5.4.130.0050.03612.05
5.4.120.0040.03512.01
5.4.110.0030.03612.01
5.4.100.0060.03312.01
5.4.90.0050.04412.01
5.4.80.0030.04212.01
5.4.70.0080.03212.00
5.4.60.0060.04112.00
5.4.50.0030.03612.01
5.4.40.0060.03311.99
5.4.30.0080.03811.99
5.4.20.0060.03911.99
5.4.10.0050.03311.99
5.4.00.0050.04511.48
5.3.290.0040.03912.80
5.3.280.0040.03912.70
5.3.270.0080.03612.73
5.3.260.0060.03812.72
5.3.250.0060.03512.72
5.3.240.0040.03712.72
5.3.230.0080.03312.71
5.3.220.0060.03512.68
5.3.210.0060.04412.68
5.3.200.0070.03412.68
5.3.190.0090.03712.68
5.3.180.0070.03812.68
5.3.170.0050.03712.67
5.3.160.0040.03712.67
5.3.150.0060.03612.67
5.3.140.0030.03912.66
5.3.130.0060.03712.66
5.3.120.0060.04212.66
5.3.110.0070.03512.66
5.3.100.0070.03312.12
5.3.90.0110.03312.09
5.3.80.0020.03812.07
5.3.70.0080.03912.08
5.3.60.0060.04012.06
5.3.50.0030.04212.00
5.3.40.0080.03712.00
5.3.30.0030.04011.95
5.3.20.0060.03911.73
5.3.10.0050.03411.70
5.3.00.0060.03611.69
5.2.170.0060.0319.18
5.2.160.0040.0369.18
5.2.150.0050.0389.18
5.2.140.0050.0289.18
5.2.130.0050.0299.14
5.2.120.0070.0319.14
5.2.110.0040.0289.14
5.2.100.0050.0269.14
5.2.90.0040.0289.14
5.2.80.0040.0299.14
5.2.70.0030.0329.14
5.2.60.0060.0279.09
5.2.50.0030.0309.06
5.2.40.0010.0389.04
5.2.30.0040.0299.01
5.2.20.0020.0309.00
5.2.10.0030.0288.92
5.2.00.0030.0308.78
5.1.60.0030.0248.07
5.1.50.0020.0258.06
5.1.40.0020.0258.05
5.1.30.0030.0268.39
5.1.20.0040.0258.42
5.1.10.0030.0268.14
5.1.00.0020.0318.14
5.0.50.0080.0226.63
5.0.40.0030.0216.48
5.0.30.0040.0306.29
5.0.20.0040.0236.27
5.0.10.0030.0236.24
5.0.00.0040.0286.23
4.4.90.0020.0154.77
4.4.80.0020.0194.75
4.4.70.0020.0194.75
4.4.60.0040.0134.76
4.4.50.0010.0164.77
4.4.40.0020.0264.71
4.4.30.0020.0194.76
4.4.20.0030.0174.84
4.4.10.0050.0154.85
4.4.00.0030.0334.76
4.3.110.0020.0244.67
4.3.100.0060.0164.67
4.3.90.0030.0184.63
4.3.80.0000.0264.58
4.3.70.0010.0154.63
4.3.60.0030.0184.63
4.3.50.0030.0194.63
4.3.40.0040.0254.54
4.3.30.0010.0163.28
4.3.20.0010.0163.26
4.3.10.0030.0143.22
4.3.00.0230.01315.97

preferences:
144.14 ms | 1394 KiB | 7 Q