3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = [ '"\"', '001', 'nulll', '""' ]; foreach ($x as $y) { var_dump([json_decode($y), json_last_error_msg()]); }

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)
8.3.60.0040.01118.43
8.3.50.0050.01321.13
8.3.40.0070.01018.55
8.3.30.0090.00618.64
8.3.20.0070.00020.18
8.3.10.0070.00021.54
8.3.00.0040.00417.63
8.2.180.0110.01116.63
8.2.170.0150.00022.96
8.2.160.0140.00020.50
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0060.00317.63
8.2.110.0090.00020.84
8.2.100.0040.00717.84
8.2.90.0050.00319.23
8.2.80.0000.00817.97
8.2.70.0000.00917.50
8.2.60.0040.00517.93
8.2.50.0000.00918.07
8.2.40.0030.00719.33
8.2.30.0070.00020.57
8.2.20.0050.00317.55
8.2.10.0070.00018.09
8.2.00.0000.00718.04
8.1.280.0110.00425.92
8.1.270.0040.00421.90
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0120.00019.01
8.1.230.0080.00317.64
8.1.220.0000.00817.78
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0100.00017.23
8.1.180.0050.00318.10
8.1.170.0040.00418.59
8.1.160.0050.00322.07
8.1.150.0040.00418.94
8.1.140.0050.00317.36
8.1.130.0000.00817.61
8.1.120.0000.00817.33
8.1.110.0040.00417.40
8.1.100.0020.00517.46
8.1.90.0000.00717.34
8.1.80.0030.00317.45
8.1.70.0030.00317.47
8.1.60.0000.00817.62
8.1.50.0000.00917.42
8.1.40.0000.00817.50
8.1.30.0030.00517.63
8.1.20.0030.00517.63
8.1.10.0040.00417.42
8.1.00.0040.00417.34
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0000.00718.35
8.0.270.0030.00317.16
8.0.260.0030.00317.23
8.0.250.0060.00016.86
8.0.240.0070.00016.86
8.0.230.0080.00016.85
8.0.220.0000.00716.81
8.0.210.0040.00416.80
8.0.200.0070.00016.87
8.0.190.0040.00416.90
8.0.180.0000.00816.93
8.0.170.0030.00516.89
8.0.160.0000.00716.97
8.0.150.0000.00716.88
8.0.140.0030.00316.75
8.0.130.0060.00013.21
8.0.120.0000.00716.82
8.0.110.0050.00316.87
8.0.100.0040.00416.84
8.0.90.0050.00216.97
8.0.80.0090.00616.93
8.0.70.0050.00216.82
8.0.60.0030.00316.71
8.0.50.0000.00716.95
8.0.30.0110.00717.20
8.0.20.0080.01117.40
8.0.10.0000.00716.88
8.0.00.0090.01016.77
7.4.330.0000.00515.08
7.4.320.0000.00616.56
7.4.300.0040.00416.61
7.4.290.0030.00316.50
7.4.280.0030.00716.48
7.4.270.0040.00416.48
7.4.260.0030.00316.46
7.4.250.0030.00316.46
7.4.240.0030.00316.54
7.4.230.0000.00716.31
7.4.220.0070.01116.44
7.4.210.0130.00816.67
7.4.200.0000.00716.38
7.4.160.0050.01116.67
7.4.150.0090.00917.40
7.4.140.0140.00417.86
7.4.130.0090.01216.49
7.4.120.0060.01116.52
7.4.110.0150.00316.31
7.4.100.0090.00916.54
7.4.90.0130.00516.45
7.4.80.0100.00719.39
7.4.70.0180.00016.38
7.4.60.0050.01016.44
7.4.50.0030.00516.39
7.4.40.0090.00916.55
7.4.30.0150.00316.36
7.4.00.0030.01314.86
7.3.330.0000.00513.09
7.3.320.0030.00312.98
7.3.310.0040.00416.10
7.3.300.0070.00016.24
7.3.290.0070.00816.24
7.3.280.0070.01216.25
7.3.270.0090.00817.40
7.3.260.0090.00916.50
7.3.250.0100.00916.35
7.3.240.0080.00816.21
7.3.230.0130.00416.46
7.3.210.0100.00716.32
7.3.200.0070.01416.23
7.3.190.0080.00816.47
7.3.180.0070.00716.68
7.3.170.0060.01716.61
7.3.160.0090.00916.42
7.3.10.0140.00716.23
7.3.00.0070.00716.38
7.2.330.0070.01816.72
7.2.320.0100.01416.27
7.2.310.0070.01116.38
7.2.300.0100.00616.38
7.2.290.0030.01716.64
7.2.130.0040.01416.48
7.2.120.0000.01716.54
7.2.110.0030.01416.51
7.2.100.0140.00716.64
7.2.90.0080.01616.39
7.2.80.0000.01716.62
7.2.70.0110.01116.35
7.2.60.0070.01116.75
7.2.50.0170.00316.32
7.2.40.0130.01316.85
7.2.30.0110.01116.54
7.2.20.0120.00616.24
7.2.10.0110.01516.55
7.2.00.0060.01018.15
7.1.250.0110.00015.41
7.1.200.0030.01015.55
7.1.100.0030.01018.32
7.1.70.0030.00916.99
7.1.60.0100.01319.20
7.1.50.0110.01116.79
7.1.00.0030.07722.43
7.0.200.0000.00816.47
7.0.60.0000.06019.93
7.0.50.0030.09017.80
7.0.40.0070.08720.40
7.0.30.2400.05020.34
7.0.20.0370.07020.22
7.0.10.0030.06720.18
7.0.00.0070.05019.95
5.6.280.0100.05321.09
5.6.210.0130.08020.50
5.6.200.0030.04318.21
5.6.190.0030.07020.41
5.6.180.0330.05720.27
5.6.170.0200.07720.33
5.6.160.0030.05320.71
5.6.150.0030.04018.18
5.6.140.0000.04318.17
5.6.130.0030.04318.17
5.6.120.0170.07021.02
5.6.110.0100.04320.88
5.6.100.0030.08720.88
5.6.90.0130.06020.96
5.6.80.0100.07320.40
5.5.350.0100.07720.45
5.5.340.0030.08317.98
5.5.330.0100.05320.57
5.5.320.0070.07320.30
5.5.310.0300.03320.30
5.5.300.0030.08317.91
5.5.290.0030.05017.87
5.5.280.0030.08320.77
5.5.270.0000.04320.76
5.5.260.0070.08720.75
5.5.250.0170.07320.49
5.5.240.0230.06720.15
5.4.450.0700.05319.24
5.4.440.0870.06019.52
5.4.430.0870.05019.23
5.4.420.0700.05719.54
5.4.410.0700.05719.32
5.4.400.0730.05718.77
5.4.390.0730.05719.00
5.4.380.0700.05719.19
5.4.370.0800.04718.95
5.4.360.0830.05018.95
5.4.350.0800.04719.14
5.4.340.0930.06718.93
5.4.320.0730.07019.16
5.4.310.0770.05019.19
5.4.300.0730.05718.79
5.4.290.0730.06019.16
5.4.280.0700.06319.08
5.4.270.0770.04718.99
5.4.260.0900.05019.21
5.4.250.0670.06319.21
5.4.240.0770.06019.14
5.4.230.0870.05019.15
5.4.220.0730.05718.77
5.4.210.0900.06719.08
5.4.200.0730.04719.32
5.4.190.0570.05719.29
5.4.180.0530.06019.13
5.4.170.0870.04719.29
5.4.160.0670.06019.10
5.4.150.0730.07019.29
5.4.140.0630.06016.35
5.4.130.0730.04316.34
5.4.120.0670.06316.29
5.4.110.0730.06716.20
5.4.100.0700.04716.45
5.4.90.0830.05016.20
5.4.80.0570.07316.33
5.4.70.0200.04716.37
5.4.60.0030.03716.40
5.4.50.0030.05716.43
5.4.40.0270.06716.31
5.4.30.0270.07016.41
5.4.20.0270.06316.32

preferences:
54.01 ms | 401 KiB | 5 Q