3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a="pavan"; $b="kumar"; for($i=0;$i<strlen($a);i++) { echo $a[$i]; } ?>

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)
5.4.340.0070.03712.01
5.4.320.0060.03612.50
5.4.310.0130.04512.49
5.4.300.0100.04412.50
5.4.290.0050.03812.50
5.4.280.0090.03212.39
5.4.270.0040.03912.39
5.4.260.0090.03312.39
5.4.250.0050.04012.39
5.4.240.0090.03312.39
5.4.230.0080.04012.38
5.4.220.0110.03912.38
5.4.210.0050.04112.38
5.4.200.0080.03812.38
5.4.190.0060.03812.38
5.4.180.0080.03412.38
5.4.170.0040.03912.39
5.4.160.0040.03712.38
5.4.150.0070.03412.38
5.4.140.0030.03912.07
5.4.130.0080.03312.05
5.4.120.0060.03512.02
5.4.110.0050.03512.01
5.4.100.0050.03612.01
5.4.90.0060.03612.02
5.4.80.0060.04012.02
5.4.70.0090.03112.01
5.4.60.0060.03412.01
5.4.50.0050.03612.01
5.4.40.0030.04712.00
5.4.30.0110.03711.99
5.4.20.0050.03811.98
5.4.10.0040.04111.99
5.4.00.0080.03811.49
5.3.290.0050.04812.80
5.3.280.0080.03912.71
5.3.270.0080.03812.72
5.3.260.0070.04712.72
5.3.250.0060.04412.72
5.3.240.0030.04112.72
5.3.230.0050.04012.71
5.3.220.0110.04512.68
5.3.210.0080.03912.68
5.3.200.0050.03812.68
5.3.190.0060.03912.68
5.3.180.0020.04012.67
5.3.170.0060.03612.67
5.3.160.0080.03512.67
5.3.150.0070.03712.68
5.3.140.0050.03912.66
5.3.130.0070.03712.66
5.3.120.0070.03812.66
5.3.110.0070.03812.66
5.3.100.0050.03812.12
5.3.90.0050.04612.09
5.3.80.0070.03612.08
5.3.70.0070.04312.07
5.3.60.0080.03412.06
5.3.50.0060.03512.00
5.3.40.0070.03512.00
5.3.30.0070.03311.95
5.3.20.0050.03611.72
5.3.10.0070.03611.70
5.3.00.0060.04511.68
5.2.170.0050.0309.18
5.2.160.0050.0289.19
5.2.150.0030.0329.19
5.2.140.0040.0319.18
5.2.130.0080.0259.14
5.2.120.0040.0299.14
5.2.110.0020.0329.15
5.2.100.0070.0269.14
5.2.90.0030.0309.14
5.2.80.0030.0319.14
5.2.70.0060.0299.14
5.2.60.0050.0299.09
5.2.50.0070.0339.06
5.2.40.0060.0309.04
5.2.30.0040.0339.01
5.2.20.0060.0309.00
5.2.10.0070.0318.92
5.2.00.0100.0328.78
5.1.60.0040.0248.07
5.1.50.0020.0268.07
5.1.40.0040.0248.04
5.1.30.0030.0268.40
5.1.20.0020.0288.42
5.1.10.0040.0268.14
5.1.00.0030.0278.14
5.0.50.0030.0206.62
5.0.40.0030.0206.48
5.0.30.0020.0326.30
5.0.20.0030.0206.26
5.0.10.0020.0216.24
5.0.00.0030.0316.23
4.4.90.0010.0174.78
4.4.80.0020.0154.75
4.4.70.0020.0204.75
4.4.60.0050.0154.75
4.4.50.0060.0134.77
4.4.40.0050.0234.71
4.4.30.0050.0134.76
4.4.20.0020.0164.84
4.4.10.0030.0164.84
4.4.00.0020.0254.76
4.3.110.0000.0184.67
4.3.100.0020.0154.66
4.3.90.0040.0134.63
4.3.80.0050.0224.58
4.3.70.0010.0164.63
4.3.60.0050.0124.63
4.3.50.0020.0184.63
4.3.40.0030.0254.53
4.3.30.0010.0173.29
4.3.20.0030.0153.27
4.3.10.0030.0153.21
4.3.00.0170.0177.25

preferences:
140.44 ms | 1394 KiB | 7 Q