3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{"a":1,"b":2,"c":3,"d":4,"e":5}'; $json_arr = json_decode($json); echo $json_arr['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)
5.4.290.0070.04212.45
5.4.280.0100.03212.34
5.4.270.0090.03812.34
5.4.260.0050.04012.34
5.4.250.0070.05312.34
5.4.240.0100.03312.34
5.4.230.0090.05012.34
5.4.220.0120.05112.34
5.4.210.0050.05412.34
5.4.200.0070.04012.34
5.4.190.0080.05012.33
5.4.180.0140.04812.33
5.4.170.0090.05012.34
5.4.160.0060.05312.34
5.4.150.0060.05212.34
5.4.140.0050.04112.02
5.4.130.0120.04312.01
5.4.120.0070.03811.97
5.4.110.0090.04111.96
5.4.100.0080.04011.97
5.4.90.0080.05011.97
5.4.80.0100.04511.97
5.4.70.0080.03511.97
5.4.60.0100.03911.96
5.4.50.0080.05411.96
5.4.40.0090.03411.95
5.4.30.0040.03911.95
5.4.20.0090.04711.95
5.4.10.0140.04311.95
5.4.00.0110.04511.44
5.3.280.0090.05212.71
5.3.270.0090.04312.72
5.3.260.0100.04412.72
5.3.250.0110.05212.72
5.3.240.0100.05012.72
5.3.230.0070.06012.70
5.3.220.0080.04612.68
5.3.210.0090.05612.68
5.3.200.0050.04512.68
5.3.190.0080.03912.68
5.3.180.0080.05312.67
5.3.170.0060.05512.67
5.3.160.0100.03412.67
5.3.150.0060.03712.68
5.3.140.0130.06312.66
5.3.130.0080.05212.66
5.3.120.0120.04612.66
5.3.110.0090.04212.66
5.3.100.0140.03612.12
5.3.90.0070.03612.08
5.3.80.0100.03712.08
5.3.70.0040.04412.07
5.3.60.0070.03612.06
5.3.50.0060.04212.00
5.3.40.0050.03712.00
5.3.30.0050.03911.95
5.3.20.0050.04011.73
5.3.10.0040.03711.70
5.3.00.0090.03411.68
5.2.170.0030.0339.18
5.2.160.0040.0319.18
5.2.150.0030.0339.18
5.2.140.0040.0339.18
5.2.130.0050.0319.14
5.2.120.0070.0309.14
5.2.110.0040.0329.14
5.2.100.0050.0359.14
5.2.90.0080.0379.14
5.2.80.0150.0539.14
5.2.70.0130.0539.14
5.2.60.0090.0539.10
5.2.50.0080.0469.06
5.2.40.0030.0409.04
5.2.30.0100.0309.02
5.2.20.0060.0379.00
5.2.10.0070.0338.93
5.2.00.0060.0338.78
5.1.60.0060.0348.07
5.1.50.0040.0308.07
5.1.40.0070.0258.05
5.1.30.0090.0238.40
5.1.20.0060.0288.42
5.1.10.0050.0278.14
5.1.00.0040.0258.14
5.0.50.0030.0226.62
5.0.40.0040.0226.48
5.0.30.0060.0336.29
5.0.20.0040.0266.27
5.0.10.0060.0206.24
5.0.00.0080.0266.23
4.4.90.0030.0154.77
4.4.80.0030.0154.75
4.4.70.0020.0164.76
4.4.60.0040.0154.75
4.4.50.0040.0174.77
4.4.40.0030.0294.71
4.4.30.0040.0174.76
4.4.20.0020.0194.85
4.4.10.0030.0154.85
4.4.00.0030.0264.76
4.3.110.0050.0184.67
4.3.100.0040.0184.66
4.3.90.0030.0274.63
4.3.80.0040.0354.58
4.3.70.0050.0204.63
4.3.60.0040.0224.63
4.3.50.0050.0214.63
4.3.40.0050.0314.53
4.3.30.0050.0213.29
4.3.20.0040.0203.27
4.3.10.0050.0223.21
4.3.00.0030.0237.02

preferences:
138.42 ms | 1398 KiB | 7 Q