3v4l.org

run code in 300+ PHP versions simultaneously
<?php $m = Map{0=>1}; echo json_encode($m);

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)
5.4.320.0060.03612.49
5.4.310.0060.04612.49
5.4.300.0040.03912.50
5.4.290.0070.03612.49
5.4.280.0050.04712.39
5.4.270.0040.03712.39
5.4.260.0080.03412.39
5.4.250.0050.03812.39
5.4.240.0060.03612.39
5.4.230.0040.03912.38
5.4.220.0050.03712.38
5.4.210.0050.03512.38
5.4.200.0070.03612.38
5.4.190.0060.03512.38
5.4.180.0040.03712.38
5.4.170.0060.03512.38
5.4.160.0100.03212.38
5.4.150.0050.03612.38
5.4.140.0040.03712.07
5.4.130.0040.03612.05
5.4.120.0090.03112.02
5.4.110.0030.03912.01
5.4.100.0100.03812.01
5.4.90.0090.04312.01
5.4.80.0070.03612.01
5.4.70.0080.03212.01
5.4.60.0050.03512.01
5.4.50.0080.03112.00
5.4.40.0020.03712.00
5.4.30.0060.03512.00
5.4.20.0060.03611.99
5.4.10.0050.03511.99
5.4.00.0040.03711.48
5.3.290.0030.04212.80
5.3.280.0060.03812.71
5.3.270.0070.04812.72
5.3.260.0090.03712.72
5.3.250.0080.03512.72
5.3.240.0070.03512.72
5.3.230.0060.03612.71
5.3.220.0050.03612.68
5.3.210.0060.03912.68
5.3.200.0070.03412.68
5.3.190.0070.03612.68
5.3.180.0100.03112.67
5.3.170.0030.03812.67
5.3.160.0060.03712.67
5.3.150.0060.03712.68
5.3.140.0020.03912.66
5.3.130.0060.03812.66
5.3.120.0070.04212.66
5.3.110.0070.03612.66
5.3.100.0050.03612.12
5.3.90.0070.04312.09
5.3.80.0100.03612.08
5.3.70.0050.03912.07
5.3.60.0040.03712.06
5.3.50.0040.03612.00
5.3.40.0050.03612.00
5.3.30.0060.03811.95
5.3.20.0090.03711.72
5.3.10.0080.03611.70
5.3.00.0070.03511.68
5.2.170.0020.0339.18
5.2.160.0100.0289.18
5.2.150.0050.0309.18
5.2.140.0060.0299.18
5.2.130.0040.0339.14
5.2.120.0070.0369.14
5.2.110.0050.0289.14
5.2.100.0030.0289.14
5.2.90.0040.0289.14
5.2.80.0040.0389.14
5.2.70.0040.0299.14
5.2.60.0040.0349.09
5.2.50.0060.0349.06
5.2.40.0050.0329.04
5.2.30.0030.0309.02
5.2.20.0040.0289.01
5.2.10.0060.0268.92
5.2.00.0040.0288.78
5.1.60.0020.0268.07
5.1.50.0040.0238.07
5.1.40.0060.0268.05
5.1.30.0040.0268.40
5.1.20.0020.0298.42
5.1.10.0030.0268.14
5.1.00.0030.0258.14
5.0.50.0060.0206.63
5.0.40.0010.0276.48
5.0.30.0030.0316.29
5.0.20.0030.0276.26
5.0.10.0060.0206.24
5.0.00.0010.0396.23
4.4.90.0040.0164.78
4.4.80.0020.0154.75
4.4.70.0030.0154.76
4.4.60.0050.0204.75
4.4.50.0040.0194.77
4.4.40.0030.0294.71
4.4.30.0040.0194.76
4.4.20.0030.0234.84
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0010.0174.67
4.3.100.0040.0144.67
4.3.90.0000.0184.63
4.3.80.0010.0264.58
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0050.0144.63
4.3.40.0020.0244.54
4.3.30.0040.0163.28
4.3.20.0030.0183.26
4.3.10.0020.0193.22
4.3.00.0070.02713.25

preferences:
139.69 ms | 1386 KiB | 7 Q