3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'test'; $b = print_r($a,true); echo "***\r\n"; print_r($b):

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)
5.4.320.0040.03612.49
5.4.310.0080.03912.50
5.4.300.0070.03912.50
5.4.290.0040.03712.49
5.4.280.0040.04112.39
5.4.270.0040.03612.39
5.4.260.0080.03612.39
5.4.250.0080.03612.39
5.4.240.0080.03912.39
5.4.230.0050.04812.38
5.4.220.0070.03412.38
5.4.210.0030.03712.38
5.4.200.0070.03512.38
5.4.190.0050.04012.38
5.4.180.0070.04112.38
5.4.170.0030.03912.39
5.4.160.0100.03412.38
5.4.150.0040.03712.38
5.4.140.0080.04512.07
5.4.130.0040.03612.05
5.4.120.0050.03512.02
5.4.110.0040.03612.01
5.4.100.0040.03612.01
5.4.90.0080.03412.01
5.4.80.0080.03412.01
5.4.70.0070.03312.00
5.4.60.0060.03312.01
5.4.50.0060.03912.00
5.4.40.0060.03411.99
5.4.30.0040.03511.99
5.4.20.0100.03811.99
5.4.10.0080.03311.99
5.4.00.0100.03211.49
5.3.290.0040.04212.80
5.3.280.0080.03512.71
5.3.270.0090.03912.72
5.3.260.0090.04312.71
5.3.250.0030.04812.72
5.3.240.0050.04012.72
5.3.230.0050.03712.71
5.3.220.0080.04212.68
5.3.210.0070.04812.68
5.3.200.0060.04212.68
5.3.190.0090.03912.68
5.3.180.0050.03612.67
5.3.170.0050.03712.67
5.3.160.0080.04112.67
5.3.150.0060.03612.67
5.3.140.0070.03412.66
5.3.130.0050.03812.66
5.3.120.0050.03912.66
5.3.110.0050.04612.66
5.3.100.0080.03612.12
5.3.90.0050.03912.09
5.3.80.0090.03212.08
5.3.70.0050.04912.08
5.3.60.0080.03812.07
5.3.50.0050.04112.00
5.3.40.0080.03912.00
5.3.30.0030.03711.95
5.3.20.0050.03711.73
5.3.10.0030.03611.71
5.3.00.0040.03711.68
5.2.170.0050.0339.18
5.2.160.0050.0319.18
5.2.150.0030.0319.18
5.2.140.0050.0309.18
5.2.130.0030.0309.14
5.2.120.0030.0299.14
5.2.110.0050.0299.14
5.2.100.0060.0389.14
5.2.90.0100.0259.14
5.2.80.0070.0309.14
5.2.70.0040.0359.14
5.2.60.0040.0319.09
5.2.50.0050.0319.06
5.2.40.0050.0309.04
5.2.30.0050.0309.01
5.2.20.0050.0329.01
5.2.10.0100.0358.93
5.2.00.0050.0368.79
5.1.60.0070.0628.07
5.1.50.0030.0258.07
5.1.40.0070.0278.04
5.1.30.0050.0288.40
5.1.20.0040.0298.42
5.1.10.0050.0258.14
5.1.00.0060.0258.14
5.0.50.0040.0216.63
5.0.40.0040.0196.48
5.0.30.0050.0366.30
5.0.20.0040.0196.27
5.0.10.0060.0176.24
5.0.00.0030.0316.23
4.4.90.0040.0214.78
4.4.80.0040.0184.75
4.4.70.0010.0184.76
4.4.60.0030.0164.75
4.4.50.0010.0184.77
4.4.40.0020.0294.71
4.4.30.0020.0194.76
4.4.20.0040.0164.85
4.4.10.0050.0174.85
4.4.00.0020.0294.76
4.3.110.0030.0164.67
4.3.100.0040.0174.67
4.3.90.0060.0174.64
4.3.80.0040.0304.59
4.3.70.0050.0194.63
4.3.60.0060.0174.62
4.3.50.0050.0204.63
4.3.40.0060.0294.54
4.3.30.0080.0263.28
4.3.20.0050.0193.26
4.3.10.0020.0163.21
4.3.00.0030.01715.97

preferences:
141.18 ms | 1394 KiB | 7 Q