3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "{"rsetcnt":0}; json_decode($a); var_dump($a); ?>

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)
5.4.320.0060.03612.50
5.4.310.0090.03412.50
5.4.300.0040.03712.50
5.4.290.0020.04012.49
5.4.280.0070.03312.39
5.4.270.0050.04612.39
5.4.260.0060.04112.39
5.4.250.0080.03512.39
5.4.240.0070.04512.39
5.4.230.0050.03912.38
5.4.220.0050.03612.38
5.4.210.0070.03912.38
5.4.200.0090.03912.38
5.4.190.0070.03612.38
5.4.180.0040.03712.38
5.4.170.0060.03612.38
5.4.160.0040.03612.38
5.4.150.0060.03512.38
5.4.140.0040.03712.07
5.4.130.0060.03812.05
5.4.120.0070.04212.02
5.4.110.0050.03412.01
5.4.100.0080.03112.01
5.4.90.0040.03712.01
5.4.80.0030.04012.01
5.4.70.0070.03812.01
5.4.60.0070.03912.00
5.4.50.0050.03612.00
5.4.40.0050.03611.99
5.4.30.0030.04011.99
5.4.20.0070.03511.99
5.4.10.0060.04411.99
5.4.00.0030.03711.48
5.3.290.0050.04312.80
5.3.280.0090.03612.71
5.3.270.0050.03912.72
5.3.260.0050.03912.72
5.3.250.0050.04112.72
5.3.240.0050.03712.72
5.3.230.0060.03712.70
5.3.220.0070.04212.68
5.3.210.0090.04112.68
5.3.200.0080.03312.68
5.3.190.0050.03712.68
5.3.180.0100.03812.68
5.3.170.0060.04312.67
5.3.160.0060.03512.67
5.3.150.0070.04412.67
5.3.140.0040.03712.66
5.3.130.0040.03912.66
5.3.120.0060.03712.66
5.3.110.0050.04212.66
5.3.100.0030.04012.12
5.3.90.0060.03512.08
5.3.80.0050.03612.08
5.3.70.0050.03612.08
5.3.60.0070.03612.06
5.3.50.0060.03912.00
5.3.40.0050.03612.00
5.3.30.0070.03311.95
5.3.20.0060.03511.73
5.3.10.0020.03711.70
5.3.00.0030.03811.68
5.2.170.0020.0329.18
5.2.160.0050.0289.18
5.2.150.0040.0359.18
5.2.140.0070.0279.18
5.2.130.0040.0299.14
5.2.120.0090.0259.14
5.2.110.0050.0289.14
5.2.100.0050.0279.14
5.2.90.0010.0329.14
5.2.80.0060.0299.14
5.2.70.0060.0289.14
5.2.60.0030.0319.09
5.2.50.0040.0309.06
5.2.40.0050.0309.03
5.2.30.0060.0299.01
5.2.20.0080.0309.00
5.2.10.0050.0288.93
5.2.00.0040.0308.78
5.1.60.0050.0238.07
5.1.50.0060.0228.06
5.1.40.0050.0248.04
5.1.30.0070.0298.40
5.1.20.0060.0338.42
5.1.10.0050.0328.14
5.1.00.0030.0328.14
5.0.50.0040.0216.62
5.0.40.0040.0186.48
5.0.30.0040.0306.29
5.0.20.0040.0186.26
5.0.10.0050.0206.24
5.0.00.0010.0376.23
4.4.90.0040.0144.78
4.4.80.0060.0124.76
4.4.70.0070.0144.75
4.4.60.0050.0154.75
4.4.50.0010.0174.77
4.4.40.0040.0244.71
4.4.30.0040.0184.76
4.4.20.0060.0134.85
4.4.10.0040.0174.85
4.4.00.0030.0254.76
4.3.110.0020.0174.67
4.3.100.0020.0164.67
4.3.90.0020.0164.63
4.3.80.0010.0274.58
4.3.70.0040.0134.63
4.3.60.0030.0234.63
4.3.50.0030.0254.63
4.3.40.0030.0264.54
4.3.30.0010.0203.29
4.3.20.0050.0183.26
4.3.10.0020.0173.22
4.3.00.0070.01716.50

preferences:
139.07 ms | 1394 KiB | 7 Q