3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = '{"123":"456"}'; $arr = json_deocde($json, true); $obj = json_deocde($json); unknown();

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)
8.3.60.0110.00318.55
8.3.50.0140.00622.05
8.3.40.0110.00418.67
8.3.30.0070.00719.00
8.3.20.0050.00320.21
8.3.10.0080.00020.50
8.3.00.0060.00319.37
8.2.180.0120.00616.63
8.2.170.0080.00622.96
8.2.160.0150.00018.91
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0040.00422.10
8.2.110.0070.00319.39
8.2.100.0080.00317.72
8.2.90.0040.00419.07
8.2.80.0030.00517.97
8.2.70.0030.00617.63
8.2.60.0000.00917.80
8.2.50.0000.00818.10
8.2.40.0040.00418.09
8.2.30.0040.00417.86
8.2.20.0040.00417.68
8.2.10.0040.00418.00
8.2.00.0000.00717.75
8.1.280.0070.01325.92
8.1.270.0060.00323.77
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0030.00623.79
8.1.230.0040.00717.70
8.1.220.0050.00317.79
8.1.210.0090.00018.77
8.1.200.0080.00317.35
8.1.190.0040.00416.88
8.1.180.0040.00418.10
8.1.170.0000.00818.39
8.1.160.0040.00421.98
8.1.150.0040.00418.86
8.1.140.0040.00417.32
8.1.130.0000.00717.77
8.1.120.0020.00517.43
8.1.110.0040.00417.25
8.1.100.0040.00417.31
8.1.90.0000.00717.28
8.1.80.0000.00817.32
8.1.70.0000.00817.29
8.1.60.0060.00617.43
8.1.50.0000.00817.39
8.1.40.0000.00717.46
8.1.30.0040.00417.50
8.1.20.0030.00617.63
8.1.10.0000.00817.52
8.1.00.0020.00517.54
8.0.300.0050.00218.77
8.0.290.0000.00816.75
8.0.280.0000.00818.36
8.0.270.0000.00717.17
8.0.260.0030.00317.17
8.0.250.0030.00316.95
8.0.240.0070.00017.02
8.0.230.0030.00316.95
8.0.220.0030.00316.88
8.0.210.0070.00016.84
8.0.200.0030.00316.95
8.0.190.0000.00816.95
8.0.180.0000.00716.86
8.0.170.0040.00416.86
8.0.160.0000.00716.75
8.0.150.0040.00416.71
8.0.140.0040.00416.72
8.0.130.0000.00713.26
8.0.120.0060.00316.88
8.0.110.0000.00816.77
8.0.100.0080.00016.75
8.0.90.0000.00716.69
8.0.80.0120.00416.84
8.0.70.0040.00416.82
8.0.60.0080.00016.84
8.0.50.0000.00716.65
8.0.30.0120.00616.97
8.0.20.0110.00817.40
8.0.10.0000.00817.03
8.0.00.0110.00716.85
7.4.330.0040.00015.07
7.4.320.0030.00316.45
7.4.300.0000.00716.48
7.4.290.0070.00016.57
7.4.280.0070.00016.48
7.4.270.0000.00616.56
7.4.260.0040.00416.58
7.4.250.0000.00816.46
7.4.240.0020.00616.49
7.4.230.0070.00016.61
7.4.220.0070.01116.45
7.4.210.0050.01016.48
7.4.200.0030.00316.42
7.4.160.0170.01016.48
7.4.150.0180.00017.40
7.4.140.0120.00517.86
7.4.130.0130.00616.42
7.4.120.0120.00516.62
7.4.110.0090.01216.30
7.4.100.0060.01016.71
7.4.90.0070.01016.34
7.4.80.0100.00719.39
7.4.70.0080.00816.55
7.4.60.0120.00416.48
7.4.50.0040.00416.41
7.4.40.0190.00316.50
7.4.30.0160.00416.56
7.4.00.0090.00614.67
7.3.330.0020.00212.95
7.3.320.0000.00613.13
7.3.310.0000.00716.22
7.3.300.0050.00216.30
7.3.290.0150.00416.21
7.3.280.0070.00816.24
7.3.270.0070.01117.40
7.3.260.0090.00916.51
7.3.250.0110.00516.46
7.3.240.0070.01116.27
7.3.230.0120.00616.39
7.3.210.0000.01616.59
7.3.200.0060.01219.39
7.3.190.0030.01316.48
7.3.180.0060.01016.59
7.3.170.0070.01016.41
7.3.160.0110.00716.32
7.2.330.0120.00616.40
7.2.320.0060.01116.17
7.2.310.0100.00716.54
7.2.300.0040.01716.46
7.2.290.0090.01016.53
7.2.80.0160.00416.27
7.2.60.0000.01616.72
7.2.00.0070.00719.30
7.1.200.0070.00715.38
7.1.100.0000.01217.71
7.1.70.0040.00416.89
7.1.60.0070.01719.32
7.1.50.0130.01016.91
7.1.00.0100.06722.28
7.0.200.0040.00416.39
7.0.140.0030.07322.09
7.0.60.0030.08719.89
7.0.50.0270.03317.81
7.0.40.0100.05320.05
7.0.30.0300.08320.13
7.0.20.0200.04320.30
7.0.10.0230.06020.19
7.0.00.0030.07720.32
5.6.280.0170.06020.89
5.6.210.0070.05320.68
5.6.200.0070.07318.26
5.6.190.0070.04320.64
5.6.180.0230.07720.39
5.6.170.0270.04720.42
5.6.160.0070.07320.47
5.6.150.0030.08318.14
5.6.140.0170.08018.10
5.6.130.0100.07718.07
5.6.120.0030.08321.02
5.6.110.0130.07321.12
5.6.100.0100.04021.12
5.6.90.0030.04020.98
5.6.80.0100.05020.47
5.6.70.3100.04020.47
5.5.350.0170.07720.37
5.5.340.0170.07317.97
5.5.330.0100.08020.23
5.5.320.0230.04720.27
5.5.310.0370.06720.21
5.5.300.0030.04017.97
5.5.290.0100.07718.01
5.5.280.0070.03720.89
5.5.270.0070.03720.76
5.5.260.0070.04320.75
5.5.250.0030.04320.45
5.5.240.0230.05720.22
5.4.450.1600.02719.49
5.4.440.0830.05319.59
5.4.430.1030.05019.65
5.4.420.0630.00019.42
5.4.410.0600.00019.21
5.4.400.0600.00019.23
5.4.390.0630.00018.96
5.4.380.0630.00019.07
5.4.370.0630.00019.15
5.4.360.0600.00019.16
5.4.350.0630.00019.07
5.4.340.0630.00019.16
5.4.320.0060.03612.45
5.4.310.0070.03612.45
5.4.300.0070.03512.45
5.4.290.0040.03912.45
5.4.280.0040.04312.34
5.4.270.0020.03912.34
5.4.260.0060.03712.35
5.4.250.0040.03912.35
5.4.240.0040.03612.34
5.4.230.0050.03612.34
5.4.220.0070.03412.34
5.4.210.0050.03612.34
5.4.200.0050.04012.34
5.4.190.0040.03612.34
5.4.180.0070.03412.34
5.4.170.0060.03512.34
5.4.160.0070.03312.34
5.4.150.0040.03612.34
5.4.140.0100.04212.02
5.4.130.0070.03412.01
5.4.120.0060.04311.97
5.4.110.0080.03911.96
5.4.100.0020.03811.96
5.4.90.0060.04311.96
5.4.80.0070.03511.96
5.4.70.0060.03411.96
5.4.60.0090.03811.96
5.4.50.0070.03211.96
5.4.40.0070.03211.95
5.4.30.0060.03411.95
5.4.20.0050.03411.95
5.4.10.0060.03311.95
5.4.00.0050.03611.44
5.3.290.0070.03812.80
5.3.280.0030.04012.71
5.3.270.0040.04812.72
5.3.260.0060.03712.72
5.3.250.0070.03812.72
5.3.240.0050.03712.72
5.3.230.0060.03712.71
5.3.220.0060.03712.68
5.3.210.0060.03912.68
5.3.200.0060.03612.68
5.3.190.0040.03812.68
5.3.180.0060.04112.68
5.3.170.0060.04912.67
5.3.160.0040.03912.67
5.3.150.0060.04012.68
5.3.140.0060.03612.66
5.3.130.0060.03812.66
5.3.120.0040.04012.66
5.3.110.0060.03912.66
5.3.100.0050.03612.12
5.3.90.0090.03312.09
5.3.80.0070.03412.08
5.3.70.0060.03612.07
5.3.60.0060.03712.06
5.3.50.0050.03612.00
5.3.40.0060.03612.00
5.3.30.0050.03611.94
5.3.20.0080.03911.73
5.3.10.0070.03111.70
5.3.00.0110.03911.68
5.2.170.0040.0319.18
5.2.160.0040.0299.18
5.2.150.0090.0299.18
5.2.140.0050.0309.18
5.2.130.0060.0279.14
5.2.120.0040.0289.14
5.2.110.0030.0309.15
5.2.100.0070.0249.14
5.2.90.0020.0319.13
5.2.80.0070.0289.14
5.2.70.0070.0349.13
5.2.60.0030.0309.09
5.2.50.0050.0289.06
5.2.40.0030.0299.04
5.2.30.0040.0329.01
5.2.20.0060.0279.00
5.2.10.0040.0288.92
5.2.00.0040.0358.77
5.1.60.0060.0248.06
5.1.50.0060.0228.05
5.1.40.0070.0218.04
5.1.30.0050.0248.39
5.1.20.0020.0298.41
5.1.10.0020.0278.14
5.1.00.0080.0238.14
5.0.50.0020.0226.62
5.0.40.0030.0196.48
5.0.30.0050.0286.29
5.0.20.0070.0226.26
5.0.10.0040.0186.24
5.0.00.0030.0306.23
4.4.90.0020.0154.77
4.4.80.0060.0124.75
4.4.70.0050.0134.75
4.4.60.0040.0144.75
4.4.50.0040.0144.77
4.4.40.0050.0224.70
4.4.30.0030.0154.76
4.4.20.0010.0174.85
4.4.10.0040.0144.85
4.4.00.0040.0234.76
4.3.110.0020.0164.67
4.3.100.0040.0174.67
4.3.90.0040.0174.63
4.3.80.0050.0264.59
4.3.70.0020.0204.63
4.3.60.0040.0124.62
4.3.50.0030.0234.63
4.3.40.0030.0294.54
4.3.30.0040.0203.29
4.3.20.0000.0223.25
4.3.10.0030.0143.21
4.3.00.0430.0276.06

preferences:
37.77 ms | 401 KiB | 5 Q