3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{"a":1,"b":2,"c":3,"d":4,"e":5}'; print_r(json_decode($json))

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)
5.4.290.0100.05312.45
5.4.280.0070.03812.34
5.4.270.0090.04912.34
5.4.260.0080.05912.34
5.4.250.0130.05412.34
5.4.240.0060.06412.34
5.4.230.0130.06112.34
5.4.220.0220.06612.34
5.4.210.0080.05412.33
5.4.200.0040.06912.33
5.4.190.0110.06012.33
5.4.180.0070.06212.33
5.4.170.0110.05712.34
5.4.160.0090.05612.34
5.4.150.0200.06012.34
5.4.140.0250.10712.02
5.4.130.0450.11412.00
5.4.120.0120.05911.96
5.4.110.0150.08111.96
5.4.100.0180.07311.96
5.4.90.0100.05911.96
5.4.80.0100.06111.96
5.4.70.0110.05811.96
5.4.60.0090.06211.96
5.4.50.0100.04611.96
5.4.40.0190.05311.95
5.4.30.0040.04911.95
5.4.20.0070.04211.94
5.4.10.0110.06111.95
5.4.00.0040.04111.44
5.3.280.0100.03912.71
5.3.270.0060.04112.72
5.3.260.0070.03912.72
5.3.250.0070.03712.72
5.3.240.0100.03512.72
5.3.230.0050.04512.71
5.3.220.0080.08812.68
5.3.210.0070.04712.68
5.3.200.0100.04112.68
5.3.190.0050.04112.67
5.3.180.0060.03912.67
5.3.170.0080.03812.67
5.3.160.0060.04012.67
5.3.150.0190.08212.67
5.3.140.0080.07812.66
5.3.130.0080.05512.66
5.3.120.0110.03812.66
5.3.110.0070.04112.66
5.3.100.0060.03912.12
5.3.90.0070.04812.08
5.3.80.0090.04812.07
5.3.70.0050.04412.08
5.3.60.0060.03712.07
5.3.50.0060.04212.00
5.3.40.0100.03312.00
5.3.30.0050.03711.95
5.3.20.0040.04111.72
5.3.10.0070.04111.70
5.3.00.0080.03511.69
5.2.170.0050.0309.18
5.2.160.0060.0319.18
5.2.150.0050.0329.18
5.2.140.0100.0339.18
5.2.130.0100.0299.14
5.2.120.0050.0409.14
5.2.110.0110.0389.14
5.2.100.0050.0419.14
5.2.90.0090.0389.14
5.2.80.0110.0379.14
5.2.70.0060.0299.14
5.2.60.0050.0309.09
5.2.50.0040.0319.06
5.2.40.0040.0379.04
5.2.30.0040.0329.01
5.2.20.0070.0289.00
5.2.10.0040.0308.93
5.2.00.0050.0298.78
5.1.60.0090.0228.07
5.1.50.0030.0258.07
5.1.40.0040.0268.05
5.1.30.0050.0348.40
5.1.20.0070.0278.42
5.1.10.0030.0288.14
5.1.00.0050.0258.14
5.0.50.0020.0236.62
5.0.40.0050.0196.48
5.0.30.0060.0336.29
5.0.20.0080.0266.27
5.0.10.0050.0276.24
5.0.00.0030.0416.23
4.4.90.0040.0234.78
4.4.80.0000.0264.75
4.4.70.0030.0224.75
4.4.60.0020.0174.75
4.4.50.0050.0224.77
4.4.40.0010.0304.71
4.4.30.0030.0154.76
4.4.20.0020.0164.85
4.4.10.0030.0184.85
4.4.00.0050.0264.76
4.3.110.0050.0194.67
4.3.100.0030.0194.66
4.3.90.0040.0214.63
4.3.80.0040.0264.59
4.3.70.0040.0144.63
4.3.60.0050.0154.63
4.3.50.0070.0234.63
4.3.40.0050.0254.54
4.3.30.0040.0153.28
4.3.20.0050.0153.26
4.3.10.0020.0173.22
4.3.00.0070.0237.02

preferences:
145.66 ms | 1394 KiB | 7 Q