3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heart = "love"; $pat = "[♥]+"; $sub = "heart"; $code = mb_ereg_replace( $pat, $sub, "I \$♥ PHP" ); eval("\$code " = $code;"); echo $code . "\n";

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)
5.4.310.0080.04312.49
5.4.300.0040.04012.50
5.4.290.0030.04112.50
5.4.280.0080.03412.39
5.4.270.0070.03412.39
5.4.260.0070.04312.39
5.4.250.0030.03912.39
5.4.240.0050.04212.39
5.4.230.0080.04012.39
5.4.220.0040.04112.38
5.4.210.0070.03412.38
5.4.200.0070.03612.38
5.4.190.0080.03412.38
5.4.180.0040.03912.38
5.4.170.0080.04112.39
5.4.160.0050.03712.38
5.4.150.0070.03512.38
5.4.140.0060.03812.07
5.4.130.0070.03712.05
5.4.120.0050.03612.01
5.4.110.0070.04112.01
5.4.100.0030.03712.01
5.4.90.0050.03812.01
5.4.80.0050.04312.01
5.4.70.0030.03712.01
5.4.60.0040.03612.00
5.4.50.0040.03512.01
5.4.40.0070.03212.00
5.4.30.0040.03612.00
5.4.20.0040.03611.99
5.4.10.0060.03611.99
5.4.00.0050.03511.48
5.3.280.0060.03512.71
5.3.270.0060.04712.72
5.3.260.0050.04012.72
5.3.250.0050.03712.72
5.3.240.0040.05112.72
5.3.230.0050.03712.70
5.3.220.0060.03512.68
5.3.210.0090.03912.68
5.3.200.0080.03312.68
5.3.190.0050.03912.68
5.3.180.0070.03512.67
5.3.170.0060.03612.67
5.3.160.0050.03812.67
5.3.150.0080.03612.68
5.3.140.0070.03612.66
5.3.130.0060.03912.66
5.3.120.0060.03912.66
5.3.110.0060.03812.66
5.3.100.0070.03512.12
5.3.90.0050.03612.09
5.3.80.0060.03612.07
5.3.70.0040.03812.07
5.3.60.0040.03712.06
5.3.50.0030.03912.00
5.3.40.0080.03512.00
5.3.30.0040.03711.95
5.3.20.0070.03411.73
5.3.10.0080.03311.70
5.3.00.0080.04311.68
5.2.170.0060.0429.19
5.2.160.0070.0369.18
5.2.150.0050.0319.18
5.2.140.0070.0299.18
5.2.130.0020.0329.14
5.2.120.0030.0299.14
5.2.110.0050.0289.14
5.2.100.0030.0299.14
5.2.90.0030.0309.14
5.2.80.0030.0329.14
5.2.70.0060.0369.14
5.2.60.0050.0289.09
5.2.50.0060.0359.06
5.2.40.0050.0289.04
5.2.30.0040.0309.02
5.2.20.0080.0279.00
5.2.10.0050.0348.93
5.2.00.0040.0298.78
5.1.60.0020.0258.07
5.1.50.0040.0248.07
5.1.40.0080.0248.05
5.1.30.0050.0258.40
5.1.20.0050.0268.41
5.1.10.0040.0258.15
5.1.00.0060.0238.14
5.0.50.0030.0206.63
5.0.40.0030.0196.48
5.0.30.0040.0316.30
5.0.20.0020.0206.26
5.0.10.0050.0226.24
5.0.00.0010.0346.23
4.4.90.0030.0154.78
4.4.80.0040.0144.76
4.4.70.0040.0144.76
4.4.60.0030.0154.75
4.4.50.0000.0184.77
4.4.40.0030.0254.70
4.4.30.0040.0154.76
4.4.20.0030.0164.84
4.4.10.0020.0164.85
4.4.00.0050.0244.75
4.3.110.0020.0164.67
4.3.100.0020.0164.66
4.3.90.0030.0144.64
4.3.80.0020.0254.59
4.3.70.0060.0114.63
4.3.60.0030.0144.63
4.3.50.0030.0164.63
4.3.40.0010.0254.54
4.3.30.0030.0233.28
4.3.20.0040.0193.26
4.3.10.0030.0303.23
4.3.00.0130.0177.11

preferences:
143.52 ms | 1394 KiB | 7 Q