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\";");

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)
5.4.310.0070.03612.50
5.4.300.0040.03912.50
5.4.290.0070.03812.50
5.4.280.0020.04212.39
5.4.270.0060.03512.39
5.4.260.0040.03912.39
5.4.250.0020.04112.39
5.4.240.0040.03712.39
5.4.230.0040.04012.38
5.4.220.0050.03612.38
5.4.210.0030.03812.38
5.4.200.0080.03712.38
5.4.190.0070.04212.38
5.4.180.0100.03112.38
5.4.170.0060.04412.38
5.4.160.0080.04512.38
5.4.150.0090.03412.38
5.4.140.0050.03912.07
5.4.130.0060.03712.05
5.4.120.0040.03812.01
5.4.110.0060.03412.01
5.4.100.0070.03412.01
5.4.90.0060.03812.01
5.4.80.0090.03212.01
5.4.70.0050.03612.00
5.4.60.0080.03512.01
5.4.50.0060.04712.01
5.4.40.0050.03911.99
5.4.30.0080.03511.99
5.4.20.0090.03511.98
5.4.10.0080.03311.99
5.4.00.0070.03411.48
5.3.280.0040.04212.71
5.3.270.0110.03412.72
5.3.260.0050.04012.72
5.3.250.0040.03812.72
5.3.240.0040.03812.72
5.3.230.0070.03512.71
5.3.220.0070.04312.68
5.3.210.0050.04012.68
5.3.200.0030.03912.68
5.3.190.0040.03912.68
5.3.180.0060.03612.67
5.3.170.0060.03912.67
5.3.160.0100.04112.68
5.3.150.0050.03712.67
5.3.140.0060.03512.66
5.3.130.0080.04412.66
5.3.120.0100.04512.66
5.3.110.0060.04312.66
5.3.100.0040.04012.11
5.3.90.0070.03812.09
5.3.80.0080.03612.08
5.3.70.0040.04112.07
5.3.60.0070.03412.06
5.3.50.0040.03712.00
5.3.40.0130.02812.00
5.3.30.0030.03711.95
5.3.20.0070.03511.73
5.3.10.0080.03211.70
5.3.00.0020.03911.69
5.2.170.0050.0389.18
5.2.160.0060.0289.18
5.2.150.0060.0289.18
5.2.140.0050.0319.18
5.2.130.0040.0299.14
5.2.120.0030.0309.14
5.2.110.0060.0289.14
5.2.100.0040.0299.14
5.2.90.0050.0289.14
5.2.80.0030.0329.14
5.2.70.0040.0319.14
5.2.60.0060.0289.09
5.2.50.0020.0329.06
5.2.40.0070.0329.04
5.2.30.0040.0309.02
5.2.20.0040.0319.00
5.2.10.0100.0308.93
5.2.00.0070.0308.79
5.1.60.0060.0228.07
5.1.50.0040.0258.07
5.1.40.0030.0268.05
5.1.30.0080.0218.39
5.1.20.0050.0258.41
5.1.10.0050.0248.14
5.1.00.0050.0338.15
5.0.50.0030.0206.62
5.0.40.0050.0236.48
5.0.30.0030.0316.30
5.0.20.0020.0206.26
5.0.10.0010.0226.24
5.0.00.0040.0306.23
4.4.90.0040.0144.78
4.4.80.0020.0174.76
4.4.70.0030.0154.76
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0010.0304.71
4.4.30.0020.0214.75
4.4.20.0020.0164.85
4.4.10.0030.0154.85
4.4.00.0030.0244.76
4.3.110.0010.0204.67
4.3.100.0020.0174.67
4.3.90.0030.0144.63
4.3.80.0030.0304.59
4.3.70.0040.0134.63
4.3.60.0030.0214.63
4.3.50.0030.0174.63
4.3.40.0030.0234.54
4.3.30.0020.0163.28
4.3.20.0030.0153.26
4.3.10.0020.0193.22
4.3.00.0030.01715.29

preferences:
141.59 ms | 1394 KiB | 7 Q