3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = json_decode('{"a": {b: [], c: {}}}'); var_dump($data);

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)
8.3.40.0110.00418.46
8.3.30.0090.00918.53
8.3.20.0040.00418.39
8.3.10.0040.00420.91
8.3.00.0040.00421.83
8.2.170.0000.01422.96
8.2.160.0070.01121.06
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00420.94
8.2.110.0090.00020.33
8.2.100.0070.00417.59
8.2.90.0000.00819.03
8.2.80.0080.00017.97
8.2.70.0050.00317.50
8.2.60.0030.00517.80
8.2.50.0030.00618.07
8.2.40.0000.00718.09
8.2.30.0040.00421.10
8.2.20.0000.00717.59
8.2.10.0000.00817.61
8.2.00.0060.00317.70
8.1.270.0050.00223.99
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0090.00022.50
8.1.230.0030.00720.89
8.1.220.0000.00818.77
8.1.210.0030.00518.77
8.1.200.0060.00317.23
8.1.190.0000.00819.18
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0040.00418.73
8.1.150.0050.00318.56
8.1.140.0000.00717.28
8.1.130.0000.00717.79
8.1.120.0030.00617.44
8.1.110.0050.00317.39
8.1.100.0040.00417.37
8.1.90.0000.00717.23
8.1.80.0040.00417.36
8.1.70.0030.00317.25
8.1.60.0050.00317.46
8.1.50.0000.00717.39
8.1.40.0040.00417.44
8.1.30.0040.00417.45
8.1.20.0000.00717.55
8.1.10.0000.00717.39
8.1.00.0040.00417.27
8.0.300.0070.00019.91
8.0.290.0040.00417.04
8.0.280.0050.00318.23
8.0.270.0040.00417.19
8.0.260.0000.00616.61
8.0.250.0000.00716.84
8.0.240.0090.00016.93
8.0.230.0000.00716.91
8.0.220.0080.00016.73
8.0.210.0070.00016.68
8.0.200.0000.00616.88
8.0.190.0080.00016.76
8.0.180.0070.00016.75
8.0.170.0000.00816.80
8.0.160.0000.00716.71
8.0.150.0040.00416.78
8.0.140.0000.00716.75
8.0.130.0030.00313.20
8.0.120.0040.00416.82
8.0.110.0000.00716.72
8.0.100.0000.00816.79
8.0.90.0080.00016.76
8.0.80.0000.01516.87
8.0.70.0080.00016.70
8.0.60.0040.00416.70
8.0.50.0070.00016.64
8.0.30.0120.01017.04
8.0.20.0070.01117.40
8.0.10.0040.00416.94
8.0.00.0100.00716.82
7.4.330.0030.00314.82
7.4.320.0040.00416.49
7.4.300.0030.00316.42
7.4.290.0000.00716.44
7.4.280.0000.00816.46
7.4.270.0000.00616.53
7.4.260.0050.00013.15
7.4.250.0070.00016.38
7.4.240.0040.00416.49
7.4.230.0030.00316.32
7.4.220.0060.01316.43
7.4.210.0080.00716.45
7.4.200.0000.00816.41
7.4.190.0000.00716.51
7.4.160.0180.00316.35
7.4.150.0070.01017.40
7.4.140.0100.01017.86
7.4.130.0100.00916.26
7.4.120.0130.00616.31
7.4.110.0070.01616.36
7.4.100.0120.00616.50
7.4.90.0100.00716.31
7.4.80.0060.01219.39
7.4.70.0170.00316.45
7.4.60.0090.00616.38
7.4.50.0040.00416.52
7.4.40.0160.00022.52
7.4.30.0000.01516.31
7.4.00.0060.00914.61
7.3.330.0000.00512.96
7.3.320.0030.00312.92
7.3.310.0000.00715.98
7.3.300.0030.00315.97
7.3.290.0100.01016.11
7.3.280.0070.01116.12
7.3.270.0200.00317.40
7.3.260.0080.01018.24
7.3.250.0110.00616.30
7.3.240.0030.01516.49
7.3.230.0090.00916.39
7.3.210.0140.00316.35
7.3.200.0120.00919.39
7.3.190.0120.00916.50
7.3.180.0090.00616.18
7.3.170.0030.01216.30
7.3.160.0060.00916.44
7.3.120.0140.00014.58
7.2.330.0070.01116.61
7.2.320.0070.01316.56
7.2.310.0030.01616.37
7.2.300.0080.00816.18
7.2.290.0120.00916.38
7.1.70.0030.00617.18
7.1.60.0100.01419.40
7.1.50.0100.01316.57
7.1.00.0000.04022.31
7.0.200.0000.01516.78
7.0.140.0100.06321.98
7.0.80.0330.05019.88
7.0.70.0570.04319.95
7.0.60.0430.06019.95
7.0.50.0600.09320.38
7.0.40.0000.06020.10
7.0.30.0170.05720.09
7.0.20.0100.05020.17
7.0.10.0100.07320.07
7.0.00.0170.03720.14
5.6.280.0030.07320.92
5.6.230.0070.08720.58
5.6.220.0000.05320.61
5.6.210.0070.07320.61
5.6.200.0130.04321.02
5.6.190.0000.08721.03
5.6.180.0100.08321.06
5.6.170.0130.08321.13
5.6.160.0030.04320.95
5.6.150.0030.05321.02
5.6.140.0100.08320.95
5.6.130.0100.08321.04
5.6.120.0100.04720.92
5.6.110.0130.07720.96
5.6.100.0170.06720.94
5.6.90.0030.09021.03
5.6.80.0100.07720.34
5.6.70.0070.07020.38
5.6.60.0100.07720.38
5.6.50.0030.04320.51
5.6.40.0070.04720.43
5.6.30.0130.07720.40
5.6.20.0130.07020.42
5.6.10.0100.07720.35
5.6.00.0130.08020.27
5.5.370.0070.04020.45
5.5.360.0070.08020.33
5.5.350.0030.07720.38
5.5.340.0100.07720.87
5.5.330.0100.05020.83
5.5.320.0070.09020.84
5.5.310.0070.08320.89
5.5.300.0070.08320.79
5.5.290.0130.07720.75
5.5.280.0070.04720.79
5.5.270.0030.06720.81
5.5.260.0030.06720.89
5.5.250.0130.05720.67
5.5.240.0100.07720.21
5.5.230.0070.07320.11
5.5.220.0130.06320.23
5.5.210.0070.04720.14
5.5.200.0030.04020.19
5.5.190.0000.08320.27
5.5.180.0200.06720.27
5.5.160.0100.07320.14
5.5.150.0070.07320.13
5.5.140.0130.06720.21
5.5.130.0070.04020.26
5.5.120.0130.04020.22
5.5.110.0070.07320.11
5.5.100.0070.08020.04
5.5.90.0100.07319.99
5.5.80.0070.05020.09
5.5.70.0030.08020.04
5.5.60.0030.07720.07
5.5.50.0100.07720.06
5.5.40.0130.07320.02
5.5.30.0070.08019.93
5.5.20.0030.06720.04
5.5.10.0100.07020.05
5.5.00.0030.07319.96
5.4.450.0030.08319.11
5.4.440.0130.07319.30
5.4.430.0070.04319.45
5.4.420.0100.07319.33
5.4.410.0130.06319.14
5.4.400.0230.06319.05
5.4.390.0070.06019.23
5.4.380.0000.05019.14
5.4.370.0000.08318.85
5.4.360.0100.06318.94
5.4.350.0070.04018.94
5.4.340.0070.06019.14
5.4.320.0070.07719.03
5.4.310.0170.07018.91
5.4.300.0000.08019.07
5.4.290.0030.05019.03
5.4.280.0070.04019.07
5.4.270.0070.03719.14
5.4.260.0100.07019.09
5.4.250.0070.07019.12
5.4.240.0100.06018.98
5.4.230.0100.07019.12
5.4.220.0070.05319.02
5.4.210.0100.06019.05
5.4.200.0100.07019.05
5.4.190.0030.08318.94
5.4.180.0130.05319.04
5.4.170.0130.07718.97
5.4.160.0030.07718.88
5.4.150.0100.07018.79
5.4.140.0030.08016.33
5.4.130.0030.04716.38
5.4.120.0030.07716.27
5.4.110.0030.06016.34
5.4.100.0070.07716.23
5.4.90.0130.06316.21
5.4.80.0000.07316.29
5.4.70.0030.04716.43
5.4.60.0100.05716.29
5.4.50.0030.03716.18
5.4.40.0030.05016.41
5.4.30.0070.07716.23
5.4.20.0030.06016.23
5.4.10.0000.04716.30
5.4.00.0070.07015.72
5.3.290.0100.07314.64
5.3.280.0100.07714.54
5.3.270.0030.06314.44
5.3.260.0030.08014.56
5.3.250.0030.05714.51
5.3.240.0030.05714.59
5.3.230.0070.03714.58
5.3.220.0100.07314.43
5.3.210.0070.04714.55
5.3.200.0070.04314.52
5.3.190.0030.05014.55
5.3.180.0170.06714.40
5.3.170.0100.07014.38
5.3.160.0000.08714.42
5.3.150.0030.05314.47
5.3.140.0000.04014.56
5.3.130.0100.06314.54
5.3.120.0030.07014.48
5.3.110.0030.08014.54
5.3.100.0070.07314.04
5.3.90.0070.07014.03
5.3.80.0070.03714.00
5.3.70.0030.04013.95
5.3.60.0100.04013.91
5.3.50.0000.04013.92
5.3.40.0130.07013.73
5.3.30.0030.07713.87
5.3.20.0030.04313.66
5.3.10.0100.07013.61
5.3.00.0070.07013.39
5.2.170.0070.03311.63
5.2.160.0070.06011.63
5.2.150.0000.06011.63
5.2.140.0070.06011.63
5.2.130.0030.05011.63
5.2.120.0100.05711.63
5.2.110.0000.06711.63
5.2.100.0000.03311.63
5.2.90.0030.04011.63
5.2.80.0100.04711.63
5.2.70.0100.05311.63
5.2.60.0070.05311.63
5.2.50.0000.06011.63
5.2.40.0030.04011.63
5.2.30.0070.03311.63
5.2.20.0000.06311.63
5.2.10.0030.04311.63
5.2.00.0070.06011.63
5.1.60.0070.06311.63
5.1.50.0030.05711.63
5.1.40.0070.04711.63
5.1.30.0070.03311.63
5.1.20.0000.04311.63
5.1.10.0000.05011.63
5.1.00.0070.03011.63
5.0.50.0070.03711.63
5.0.40.0030.03011.63
5.0.30.0000.04011.63
5.0.20.0030.04311.63
5.0.10.0100.03311.63
5.0.00.0100.03311.63
4.4.90.0130.02311.63
4.4.80.0070.03011.63
4.4.70.0000.02711.63
4.4.60.0000.03711.63
4.4.50.0000.03011.63
4.4.40.0000.04311.63
4.4.30.0000.02311.63
4.4.20.0070.03311.63
4.4.10.0000.03711.63
4.4.00.0070.05311.63
4.3.110.0030.03711.63
4.3.100.0070.03311.63
4.3.90.0000.03711.63
4.3.80.0030.02711.63
4.3.70.0000.03011.63
4.3.60.0070.02711.63
4.3.50.0100.03011.63
4.3.40.0030.04311.63
4.3.30.0070.03011.63
4.3.20.0100.02711.63
4.3.10.0000.03711.63
4.3.00.0030.03311.63

preferences:
38.63 ms | 400 KiB | 5 Q