3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heading = 'hal'; gbfg echo ++$heading;

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)
5.4.320.0070.03512.50
5.4.310.0050.04212.49
5.4.300.0060.03612.49
5.4.290.0090.03412.49
5.4.280.0070.03312.39
5.4.270.0070.03412.39
5.4.260.0060.04112.39
5.4.250.0060.03912.39
5.4.240.0070.03512.39
5.4.230.0060.04012.38
5.4.220.0040.04712.38
5.4.210.0080.04912.38
5.4.200.0040.04312.38
5.4.190.0030.03912.38
5.4.180.0090.03312.38
5.4.170.0050.03712.39
5.4.160.0040.03812.38
5.4.150.0070.03512.38
5.4.140.0070.03612.07
5.4.130.0040.03612.05
5.4.120.0070.03412.02
5.4.110.0060.03712.01
5.4.100.0110.04312.01
5.4.90.0080.05112.02
5.4.80.0090.03812.01
5.4.70.0060.03412.00
5.4.60.0050.04012.00
5.4.50.0070.03912.00
5.4.40.0040.03711.99
5.4.30.0040.03711.99
5.4.20.0070.03411.99
5.4.10.0030.03611.99
5.4.00.0060.03911.49
5.3.290.0040.04212.80
5.3.280.0060.03712.71
5.3.270.0080.04312.72
5.3.260.0030.04112.72
5.3.250.0050.03812.72
5.3.240.0120.04012.72
5.3.230.0080.04212.71
5.3.220.0080.03612.68
5.3.210.0060.04012.68
5.3.200.0060.03912.68
5.3.190.0090.03612.68
5.3.180.0090.03512.67
5.3.170.0040.03912.66
5.3.160.0080.03412.67
5.3.150.0050.03812.67
5.3.140.0060.03512.66
5.3.130.0060.03812.66
5.3.120.0060.03812.66
5.3.110.0080.03512.66
5.3.100.0050.03712.12
5.3.90.0080.03412.09
5.3.80.0070.04412.07
5.3.70.0070.04112.08
5.3.60.0090.04512.06
5.3.50.0090.04612.00
5.3.40.0080.04412.00
5.3.30.0080.03511.95
5.3.20.0050.03711.72
5.3.10.0070.03611.70
5.3.00.0080.04111.68
5.2.170.0020.0359.18
5.2.160.0030.0329.18
5.2.150.0030.0339.18
5.2.140.0060.0309.17
5.2.130.0030.0319.14
5.2.120.0060.0279.14
5.2.110.0060.0289.15
5.2.100.0060.0289.14
5.2.90.0030.0329.14
5.2.80.0030.0339.14
5.2.70.0060.0349.14
5.2.60.0080.0279.09
5.2.50.0040.0319.06
5.2.40.0060.0309.04
5.2.30.0050.0289.02
5.2.20.0030.0389.01
5.2.10.0060.0278.93
5.2.00.0050.0288.78
5.1.60.0040.0248.07
5.1.50.0010.0288.06
5.1.40.0030.0248.05
5.1.30.0050.0268.39
5.1.20.0070.0318.42
5.1.10.0050.0258.14
5.1.00.0050.0268.14
5.0.50.0060.0276.62
5.0.40.0040.0256.48
5.0.30.0040.0406.29
5.0.20.0060.0246.27
5.0.10.0080.0226.24
5.0.00.0050.0296.23
4.4.90.0020.0164.78
4.4.80.0030.0154.76
4.4.70.0040.0244.75
4.4.60.0040.0204.75
4.4.50.0020.0224.77
4.4.40.0030.0334.71
4.4.30.0040.0204.76
4.4.20.0030.0224.84
4.4.10.0060.0194.85
4.4.00.0030.0324.76
4.3.110.0060.0194.67
4.3.100.0000.0184.66
4.3.90.0050.0194.64
4.3.80.0030.0244.59
4.3.70.0010.0174.63
4.3.60.0020.0174.63
4.3.50.0040.0144.63
4.3.40.0040.0234.54
4.3.30.0030.0153.28
4.3.20.0020.0163.26
4.3.10.0020.0163.22
4.3.00.0130.0207.12

preferences:
152.16 ms | 1394 KiB | 7 Q