3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = '{"a":1}}'; json_decode($input); var_dump(json_last_error());

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)
8.3.40.0090.00918.68
8.3.30.0070.00718.45
8.3.20.0070.00020.04
8.3.10.0040.00421.68
8.3.00.0000.00817.91
8.2.170.0040.01122.96
8.2.160.0030.01020.35
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0050.00319.00
8.2.110.0000.00919.10
8.2.100.0070.00717.63
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0000.00917.80
8.2.50.0060.00318.07
8.2.40.0050.00319.24
8.2.30.0000.00720.68
8.2.20.0040.00417.55
8.2.10.0040.00417.86
8.2.00.0040.00417.86
8.1.270.0070.01121.86
8.1.260.0030.00626.35
8.1.250.0000.00828.09
8.1.240.0000.01023.84
8.1.230.0090.00317.54
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0030.00617.11
8.1.180.0000.00818.10
8.1.170.0070.00418.59
8.1.160.0000.00821.98
8.1.150.0000.00718.82
8.1.140.0000.00817.30
8.1.130.0030.00317.67
8.1.120.0000.00717.46
8.1.110.0030.00517.38
8.1.100.0000.00717.39
8.1.90.0000.00717.35
8.1.80.0080.00017.29
8.1.70.0000.00717.40
8.1.60.0040.00417.52
8.1.50.0000.00717.48
8.1.40.0080.00017.47
8.1.30.0040.00417.54
8.1.20.0040.00417.57
8.1.10.0060.00317.34
8.1.00.0040.00417.32
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0040.00418.42
8.0.270.0060.00017.06
8.0.260.0000.00617.24
8.0.250.0070.00016.78
8.0.240.0030.00316.80
8.0.230.0030.00316.79
8.0.220.0040.00416.83
8.0.210.0040.00416.70
8.0.200.0040.00416.77
8.0.190.0030.00516.88
8.0.180.0000.00716.90
8.0.170.0030.00616.70
8.0.160.0000.00716.81
8.0.150.0030.00316.83
8.0.140.0040.00416.70
8.0.130.0030.00313.17
8.0.120.0070.00016.77
8.0.110.0030.00616.72
8.0.100.0000.00716.63
8.0.90.0000.00716.80
8.0.80.0040.01116.77
8.0.70.0040.00416.77
8.0.60.0000.00716.77
8.0.50.0040.00416.69
8.0.30.0050.01416.88
8.0.20.0090.01017.40
8.0.10.0080.00016.75
8.0.00.0160.00816.71
7.4.330.0050.00015.08
7.4.320.0040.00416.54
7.4.300.0030.00316.52
7.4.290.0030.00316.53
7.4.280.0070.00316.41
7.4.270.0040.00416.48
7.4.260.0000.00716.50
7.4.250.0000.00716.48
7.4.240.0020.00616.46
7.4.230.0000.00716.54
7.4.220.0200.00916.41
7.4.210.0100.00616.46
7.4.200.0030.00316.51
7.4.160.0060.00916.39
7.4.150.0000.01817.40
7.4.140.0080.00917.86
7.4.130.0140.00616.33
7.4.120.0060.01016.42
7.4.110.0130.00616.24
7.4.100.0130.01016.28
7.4.90.0060.01016.43
7.4.80.0120.00619.39
7.4.70.0140.00416.43
7.4.60.0170.00016.35
7.4.50.0030.00616.51
7.4.40.0130.00316.49
7.4.30.0130.00616.34
7.4.00.0130.00314.95
7.3.330.0060.00012.97
7.3.320.0060.00012.97
7.3.310.0000.00715.95
7.3.300.0000.00616.03
7.3.290.0080.00816.10
7.3.280.0080.01016.12
7.3.270.0070.01317.40
7.3.260.0060.01216.04
7.3.250.0090.01016.21
7.3.240.0130.00316.17
7.3.230.0030.01816.39
7.3.210.0100.00716.57
7.3.200.0060.01016.12
7.3.190.0090.00616.46
7.3.180.0030.01316.22
7.3.170.0090.01216.27
7.3.160.0090.01216.06
7.2.330.0070.01016.26
7.2.320.0180.00716.53
7.2.310.0100.00716.13
7.2.300.0060.01116.47
7.2.290.0090.00616.27
7.2.60.0000.01516.55
7.2.00.0040.00719.34
7.1.200.0040.00715.37
7.1.100.0030.01018.00
7.1.70.0060.01017.24
7.1.60.0130.01619.19
7.1.50.0060.01816.96
7.1.00.0100.07022.57
7.0.200.0050.00216.73
7.0.60.0100.07719.89
7.0.50.0000.05717.88
7.0.40.0200.05319.96
7.0.30.0130.04720.18
7.0.20.0270.07720.20
7.0.10.0170.04720.16
7.0.00.0030.09020.12
5.6.280.0000.07721.04
5.6.210.0070.03720.65
5.6.200.0130.07018.18
5.6.190.0070.08320.37
5.6.180.0200.04720.57
5.6.170.0200.08020.43
5.6.160.0100.07720.50
5.6.150.0070.04018.11
5.6.140.0000.04018.22
5.6.130.0070.08018.20
5.6.120.0070.06021.14
5.6.110.0100.08320.96
5.6.100.0170.08021.00
5.6.90.0030.08721.07
5.6.80.0130.08020.43
5.5.350.0230.06020.50
5.5.340.0100.03018.02
5.5.330.0070.05720.15
5.5.320.0330.03720.20
5.5.310.0400.06320.23
5.5.300.0130.07317.96
5.5.290.0130.06318.01
5.5.280.0100.05320.87
5.5.270.0170.07720.61
5.5.260.0100.05320.72
5.5.250.0030.04020.60
5.5.240.0030.07720.14
5.4.450.0700.05319.13
5.4.440.0730.05019.45
5.4.430.0600.06019.48
5.4.420.0670.05319.63
5.4.410.0670.05319.02
5.4.400.0670.05018.78
5.4.390.0500.05718.92
5.4.380.0630.04319.22
5.4.370.0730.04719.14
5.4.360.0730.04719.14
5.4.350.0770.04319.19
5.4.340.0670.05718.95
5.4.320.0570.05319.08
5.4.310.0570.04719.13
5.4.300.0700.03719.10
5.4.290.0630.04719.19
5.4.280.0600.04719.14
5.4.270.0470.06018.80
5.4.260.0530.05018.77
5.4.250.0530.05019.18
5.4.240.0530.05318.77
5.4.230.0570.06019.25
5.4.220.0500.05719.29
5.4.210.0630.05018.98
5.4.200.0530.05319.27
5.4.190.0530.05719.27
5.4.180.0570.05019.27
5.4.170.0530.05019.15
5.4.160.0530.05019.27
5.4.150.0530.05318.94
5.4.140.0770.04316.35
5.4.130.0670.05016.15
5.4.120.0730.04316.34
5.4.110.0630.04016.48
5.4.100.0670.05016.45
5.4.90.0730.04716.19
5.4.80.0630.04716.45
5.4.70.0000.06016.46
5.4.60.0300.03716.52
5.4.50.0200.03016.04
5.4.40.0130.05016.36
5.4.30.0000.07316.27
5.4.20.0070.07016.44
5.4.10.0270.05016.36

preferences:
46.92 ms | 400 KiB | 5 Q