3v4l.org

run code in 300+ PHP versions simultaneously
<?php $f = "farts"; $t = "toots"; if(strlen($f) && strlen($t)){ echo $f.$t }

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)
5.4.340.0040.05012.01
5.4.320.0120.04612.50
5.4.310.0100.04812.50
5.4.300.0060.04312.50
5.4.290.0030.04112.50
5.4.280.0070.03912.39
5.4.270.0100.03412.39
5.4.260.0080.03712.39
5.4.250.0060.03712.39
5.4.240.0040.04812.39
5.4.230.0140.03712.38
5.4.220.0090.03312.38
5.4.210.0060.03512.38
5.4.200.0060.03712.39
5.4.190.0090.03212.38
5.4.180.0040.03812.38
5.4.170.0080.03412.39
5.4.160.0050.03712.39
5.4.150.0080.03412.38
5.4.140.0060.03612.07
5.4.130.0040.03712.05
5.4.120.0090.03112.02
5.4.110.0060.03412.01
5.4.100.0060.03512.01
5.4.90.0050.03712.01
5.4.80.0090.03312.01
5.4.70.0040.03612.01
5.4.60.0070.03412.00
5.4.50.0080.03312.01
5.4.40.0090.03211.99
5.4.30.0060.04011.99
5.4.20.0060.03711.99
5.4.10.0040.03511.99
5.4.00.0050.03511.48
5.3.290.0030.04112.80
5.3.280.0040.03912.71
5.3.270.0100.03612.73
5.3.260.0060.04012.72
5.3.250.0090.03812.72
5.3.240.0040.04012.72
5.3.230.0070.03612.70
5.3.220.0070.03612.68
5.3.210.0050.04012.68
5.3.200.0070.04012.68
5.3.190.0100.03312.68
5.3.180.0060.04012.68
5.3.170.0030.04012.67
5.3.160.0060.04312.67
5.3.150.0070.04412.67
5.3.140.0080.03412.66
5.3.130.0070.03812.66
5.3.120.0070.03712.66
5.3.110.0040.04012.66
5.3.100.0050.03712.12
5.3.90.0070.03512.09
5.3.80.0090.03512.07
5.3.70.0070.03512.08
5.3.60.0070.03512.06
5.3.50.0080.03312.00
5.3.40.0050.03612.00
5.3.30.0060.03511.95
5.3.20.0080.03711.72
5.3.10.0060.03411.70
5.3.00.0050.03711.69
5.2.170.0050.0309.19
5.2.160.0050.0289.19
5.2.150.0060.0289.19
5.2.140.0040.0319.18
5.2.130.0020.0319.14
5.2.120.0070.0279.14
5.2.110.0070.0279.14
5.2.100.0030.0299.14
5.2.90.0070.0289.14
5.2.80.0020.0339.14
5.2.70.0060.0289.14
5.2.60.0060.0289.09
5.2.50.0060.0289.06
5.2.40.0050.0279.04
5.2.30.0050.0299.02
5.2.20.0050.0279.00
5.2.10.0030.0298.92
5.2.00.0040.0298.78
5.1.60.0040.0238.07
5.1.50.0060.0238.07
5.1.40.0030.0258.05
5.1.30.0060.0258.39
5.1.20.0040.0278.42
5.1.10.0030.0278.15
5.1.00.0020.0288.15
5.0.50.0030.0226.63
5.0.40.0040.0196.48
5.0.30.0020.0336.29
5.0.20.0040.0196.27
5.0.10.0040.0196.24
5.0.00.0050.0296.23
4.4.90.0030.0154.78
4.4.80.0060.0154.75
4.4.70.0070.0134.75
4.4.60.0020.0164.75
4.4.50.0040.0144.77
4.4.40.0040.0244.71
4.4.30.0040.0204.76
4.4.20.0030.0174.84
4.4.10.0030.0154.85
4.4.00.0030.0294.76
4.3.110.0060.0184.67
4.3.100.0050.0164.66
4.3.90.0020.0154.63
4.3.80.0040.0234.58
4.3.70.0010.0164.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0010.0163.29
4.3.20.0030.0143.27
4.3.10.0010.0163.22
4.3.00.0030.0306.76

preferences:
143.22 ms | 1394 KiB | 7 Q