3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( json_decode('{"test":1}', true)); var_dump(json_decode('[]'));

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)
8.3.60.0110.00318.45
8.3.50.0140.00317.95
8.3.40.0150.00018.55
8.3.30.0060.00918.88
8.3.20.0030.00320.21
8.3.10.0040.00423.54
8.3.00.0080.00019.13
8.2.180.0150.00416.32
8.2.170.0070.00722.96
8.2.160.0030.01020.43
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0070.00022.21
8.2.110.0060.00320.50
8.2.100.0070.00417.72
8.2.90.0000.00819.09
8.2.80.0050.00317.97
8.2.70.0060.00317.50
8.2.60.0060.00317.80
8.2.50.0030.00518.07
8.2.40.0030.00618.22
8.2.30.0060.00317.80
8.2.20.0050.00217.52
8.2.10.0000.00718.00
8.2.00.0000.00717.49
8.1.280.0110.00425.92
8.1.270.0040.01123.69
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.88
8.1.230.0080.00319.00
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0000.00917.10
8.1.190.0050.00317.10
8.1.180.0040.00418.10
8.1.170.0040.00418.36
8.1.160.0030.00521.90
8.1.150.0070.00018.66
8.1.140.0000.00817.30
8.1.130.0070.00017.63
8.1.120.0030.00417.34
8.1.110.0080.00017.33
8.1.100.0030.00517.34
8.1.90.0030.00417.35
8.1.80.0070.00017.24
8.1.70.0040.00417.30
8.1.60.0040.00417.43
8.1.50.0000.00817.34
8.1.40.0000.00917.38
8.1.30.0090.00017.55
8.1.20.0030.00617.39
8.1.10.0000.00717.37
8.1.00.0050.00217.29
8.0.300.0080.00018.77
8.0.290.0000.00816.58
8.0.280.0000.00818.15
8.0.270.0080.00017.07
8.0.260.0060.00017.13
8.0.250.0000.00716.83
8.0.240.0060.00016.83
8.0.230.0030.00316.76
8.0.220.0020.00516.77
8.0.210.0040.00416.77
8.0.200.0040.00716.70
8.0.190.0040.00416.71
8.0.180.0000.00716.80
8.0.170.0040.00416.74
8.0.160.0030.00316.72
8.0.150.0000.00716.68
8.0.140.0040.00416.71
8.0.130.0000.00513.18
8.0.120.0050.00216.64
8.0.110.0040.00416.77
8.0.100.0040.00416.83
8.0.90.0070.00016.53
8.0.80.0070.01316.79
8.0.70.0000.00716.53
8.0.60.0040.00416.87
8.0.50.0040.00416.73
8.0.30.0130.00716.85
8.0.20.0080.01017.40
8.0.10.0000.00716.86
8.0.00.0140.00516.62
7.4.330.0000.00515.00
7.4.320.0020.00516.44
7.4.300.0030.00316.36
7.4.290.0000.00816.27
7.4.280.0000.00816.29
7.4.270.0070.00016.37
7.4.260.0080.00016.34
7.4.250.0000.00716.39
7.4.240.0000.00716.40
7.4.230.0000.00816.35
7.4.220.0040.01516.52
7.4.210.0030.01016.30
7.4.200.0000.00716.45
7.4.160.0090.01216.25
7.4.150.0120.00917.40
7.4.140.0110.01017.86
7.4.130.0090.00816.32
7.4.120.0070.00916.39
7.4.110.0070.01016.07
7.4.100.0040.01416.42
7.4.90.0080.01316.30
7.4.80.0090.00919.39
7.4.70.0110.00516.47
7.4.60.0200.02416.34
7.4.50.0000.00516.48
7.4.40.0110.00616.36
7.4.30.0060.00916.25
7.4.00.0070.00814.71
7.3.330.0000.00513.05
7.3.320.0050.00012.86
7.3.310.0030.00316.16
7.3.300.0000.00716.12
7.3.290.0100.01016.11
7.3.280.0110.00416.11
7.3.270.0120.00617.40
7.3.260.0060.01216.48
7.3.250.0090.00716.19
7.3.240.0160.00616.14
7.3.230.0140.00716.43
7.3.210.0130.00316.39
7.3.200.0110.00719.39
7.3.190.0070.01116.14
7.3.180.0080.01016.36
7.3.170.0030.01616.34
7.3.160.0050.01116.41
7.3.120.0070.01014.47
7.3.110.0030.01014.68
7.3.100.0070.00714.34
7.3.90.0090.00614.53
7.3.80.0030.00614.49
7.3.70.0060.00614.49
7.3.60.0060.00314.70
7.3.50.0070.00714.84
7.3.40.0080.00614.78
7.3.30.0140.00014.68
7.3.20.0060.00916.26
7.3.10.0030.01016.36
7.3.00.0030.01216.62
7.2.330.0110.00716.46
7.2.320.0060.01016.22
7.2.310.0100.00716.49
7.2.300.0160.00016.50
7.2.290.0070.01016.23
7.2.250.0090.00614.50
7.2.240.0060.00914.63
7.2.230.0040.00714.72
7.2.220.0100.00014.88
7.2.210.0100.00715.00
7.2.200.0040.00714.68
7.2.190.0040.01214.54
7.2.180.0000.01614.73
7.2.170.0030.01314.84
7.2.00.0040.00819.13
7.1.330.0090.00415.77
7.1.320.0000.01415.69
7.1.310.0060.00915.89
7.1.300.0070.00715.70
7.1.290.0060.00915.77
7.1.280.0060.00915.74
7.1.270.0030.01215.81
7.1.260.0070.00715.60
7.1.100.5550.00316.11
7.1.70.0000.00817.10
7.1.60.0000.01119.32
7.1.50.0060.01516.90
7.1.00.0070.06722.44
7.0.200.0000.00916.64
7.0.140.0000.07721.98
7.0.60.0200.06020.01
7.0.50.0070.06717.90
7.0.40.0130.03720.14
7.0.30.0300.07320.20
7.0.20.0300.06720.17
7.0.10.0100.07020.16
7.0.00.0070.04020.16
5.6.280.0000.07720.98
5.6.210.0130.07320.47
5.6.200.0070.05018.09
5.6.190.0000.04720.41
5.6.180.0400.06720.61
5.6.170.0300.04320.44
5.6.160.0070.09320.41
5.6.150.0070.08018.12
5.6.140.0070.08318.20
5.6.130.0100.08018.11
5.6.120.0100.08020.90
5.6.110.0130.08021.10
5.6.100.0030.04020.88
5.6.90.0070.07721.12
5.6.80.0070.08320.33
5.5.350.0130.07720.43
5.5.340.0070.04718.02
5.5.330.0100.08020.19
5.5.320.0330.07720.50
5.5.310.0270.07720.32
5.5.300.0070.08318.07
5.5.290.0070.06317.90
5.5.280.0100.08020.86
5.5.270.0070.08320.74
5.5.260.0130.07720.84
5.5.250.0170.05320.78
5.5.240.0200.07320.11
5.4.450.0670.03319.41
5.4.440.0570.04319.45
5.4.430.0500.03719.41
5.4.420.0700.00019.42
5.4.410.0630.00019.22
5.4.400.0630.00018.85
5.4.390.0600.00019.05
5.4.380.0670.00019.26
5.4.370.0630.00019.08
5.4.360.0600.00018.91
5.4.350.0630.00018.94
5.4.340.0080.03811.97
5.4.320.0060.03912.45
5.4.310.0070.03912.45
5.4.300.0030.03812.45
5.4.290.0080.03612.45
5.4.280.0080.03912.34
5.4.270.0080.03812.35
5.4.260.0040.04112.34
5.4.250.0070.04012.34
5.4.240.0060.03612.35
5.4.230.0060.03812.34
5.4.220.0080.03612.34
5.4.210.0060.03712.34
5.4.200.0060.03812.34
5.4.190.0080.03412.34
5.4.180.0100.04512.33
5.4.170.0060.03812.35
5.4.160.0070.04212.34
5.4.150.0070.03412.34
5.4.140.0100.03412.02
5.4.130.0030.03712.01
5.4.120.0040.03811.96
5.4.110.0100.03611.96
5.4.100.0090.03911.96
5.4.90.0040.04111.96
5.4.80.0050.04011.96
5.4.70.0050.03611.96
5.4.60.0040.03911.96
5.4.50.0020.03911.96
5.4.40.0030.03711.95
5.4.30.0050.03511.95
5.4.20.0060.03511.95
5.4.10.0040.03511.95
5.4.00.0080.03911.44
5.3.290.0070.03812.80
5.3.280.0040.04512.71
5.3.270.0090.03512.72
5.3.260.0050.03912.71
5.3.250.0040.04112.72
5.3.240.0030.03912.71
5.3.230.0080.04412.71
5.3.220.0080.03412.68
5.3.210.0070.04312.68
5.3.200.0060.04112.68
5.3.190.0100.03612.68
5.3.180.0050.03712.68
5.3.170.0040.03712.67
5.3.160.0070.03512.68
5.3.150.0050.03912.68
5.3.140.0060.03512.66
5.3.130.0070.03812.66
5.3.120.0050.04112.66
5.3.110.0080.03612.65
5.3.100.0050.03712.12
5.3.90.0040.03812.08
5.3.80.0080.03812.08
5.3.70.0040.03712.07
5.3.60.0090.04012.06
5.3.50.0120.03812.00
5.3.40.0110.03912.00
5.3.30.0070.03411.94
5.3.20.0070.03511.73
5.3.10.0060.03511.69
5.3.00.0040.03811.68
5.2.170.0050.0359.18
5.2.160.0040.0309.18
5.2.150.0060.0309.18
5.2.140.0050.0309.17
5.2.130.0040.0329.13
5.2.120.0040.0289.14
5.2.110.0020.0319.14
5.2.100.0040.0299.13
5.2.90.0050.0289.14
5.2.80.0040.0309.13
5.2.70.0050.0309.13
5.2.60.0040.0309.09
5.2.50.0070.0289.05
5.2.40.0040.0299.03
5.2.30.0040.0319.01
5.2.20.0040.0298.99
5.2.10.0040.0288.91
5.2.00.0090.0248.77
5.1.60.0030.0298.06
5.1.50.0030.0258.06
5.1.40.0080.0208.04
5.1.30.0050.0248.39
5.1.20.0030.0278.41
5.1.10.0020.0278.14
5.1.00.0060.0238.14
5.0.50.0050.0286.61
5.0.40.0030.0196.48
5.0.30.0040.0366.29
5.0.20.0050.0226.26
5.0.10.0020.0216.24
5.0.00.0040.0306.23
4.4.90.0030.0154.78
4.4.80.0010.0174.76
4.4.70.0020.0174.75
4.4.60.0030.0154.76
4.4.50.0020.0224.77
4.4.40.0030.0254.71
4.4.30.0020.0164.76
4.4.20.0060.0134.84
4.4.10.0030.0164.85
4.4.00.0020.0274.76
4.3.110.0050.0134.67
4.3.100.0000.0184.66
4.3.90.0040.0134.63
4.3.80.0030.0244.59
4.3.70.0040.0144.63
4.3.60.0010.0164.63
4.3.50.0010.0174.62
4.3.40.0060.0234.54
4.3.30.0030.0163.27
4.3.20.0060.0123.25
4.3.10.0010.0173.21
4.3.00.0070.01713.71

preferences:
53.14 ms | 400 KiB | 5 Q