3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new stdClass; $x->{42} = 1; $y = (array)$x; echo json_encode($x); echo json_encode($y);

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)
8.3.60.0160.00318.68
8.3.50.0070.01222.17
8.3.40.0140.00018.79
8.3.30.0110.00418.89
8.3.20.0000.00720.09
8.3.10.0040.00420.57
8.3.00.0070.00320.45
8.2.180.0100.01018.41
8.2.170.0120.00322.96
8.2.160.0030.01022.17
8.2.150.0080.00024.18
8.2.140.0050.00524.66
8.2.130.0090.00021.04
8.2.120.0000.00726.35
8.2.110.0000.00919.30
8.2.100.0000.01217.72
8.2.90.0050.00319.08
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0040.00417.92
8.2.50.0040.00418.09
8.2.40.0060.00320.59
8.2.30.0000.00719.41
8.2.20.0040.00417.67
8.2.10.0000.00817.86
8.2.00.0000.00817.98
8.1.280.0150.00025.92
8.1.270.0120.00323.79
8.1.260.0040.00428.09
8.1.250.0050.00328.09
8.1.240.0040.00422.14
8.1.230.0040.00918.91
8.1.220.0070.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0030.00617.23
8.1.180.0070.00018.10
8.1.170.0070.00418.52
8.1.160.0000.00820.61
8.1.150.0000.00718.73
8.1.140.0040.00419.55
8.1.130.0000.00717.68
8.1.120.0000.00817.47
8.1.110.0000.00717.40
8.1.100.0080.00017.39
8.1.90.0030.00517.45
8.1.80.0000.00917.43
8.1.70.0000.00717.47
8.1.60.0030.00617.56
8.1.50.0040.00417.48
8.1.40.0030.00917.53
8.1.30.0000.00817.70
8.1.20.0070.00017.51
8.1.10.0000.00817.43
8.1.00.0000.00717.52
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.49
8.0.270.0000.00717.21
8.0.260.0030.00317.26
8.0.250.0000.00716.88
8.0.240.0000.00616.81
8.0.230.0070.00016.79
8.0.220.0040.00416.84
8.0.210.0000.00716.74
8.0.200.0000.00716.90
8.0.190.0090.00316.85
8.0.180.0020.00516.82
8.0.170.0040.00416.90
8.0.160.0000.00716.77
8.0.150.0070.00016.87
8.0.140.0040.00416.65
8.0.130.0030.00313.30
8.0.120.0040.00416.81
8.0.110.0030.00316.83
8.0.100.0040.00416.86
8.0.90.0040.00416.71
8.0.80.0050.01016.80
8.0.70.0040.00416.86
8.0.60.0040.00416.64
8.0.50.0000.00816.88
8.0.30.0090.01117.01
8.0.20.0100.00717.41
8.0.10.0070.00016.82
8.0.00.0100.01116.77
7.4.330.0020.00216.66
7.4.320.0030.00316.61
7.4.300.0030.00316.49
7.4.290.0040.00416.63
7.4.280.0050.00316.38
7.4.270.0030.00316.56
7.4.260.0000.00816.47
7.4.250.0040.00416.57
7.4.240.0000.00716.46
7.4.230.0030.00316.65
7.4.220.0070.01116.61
7.4.210.0050.00916.59
7.4.200.0040.00416.59
7.4.160.0060.00916.63
7.4.150.0120.00517.40
7.4.140.0100.00817.86
7.4.130.0070.00916.46
7.4.120.0090.00916.48
7.4.110.0080.00816.38
7.4.100.0090.00916.55
7.4.90.0070.01416.43
7.4.80.0040.01519.39
7.4.70.0100.00616.48
7.4.60.0120.00616.52
7.4.50.0070.00716.50
7.4.40.0070.01416.37
7.4.30.0100.00716.67
7.4.00.0060.01214.92
7.3.330.0060.00013.09
7.3.320.0000.00513.01
7.3.310.0000.00716.19
7.3.300.0040.00416.25
7.3.290.0000.00716.17
7.3.280.0060.01016.28
7.3.270.0130.00917.40
7.3.260.0100.00816.12
7.3.250.0170.00416.24
7.3.240.0150.00316.45
7.3.230.0110.00716.39
7.3.210.0070.01016.39
7.3.200.0130.00316.27
7.3.190.0000.01616.54
7.3.180.0000.01616.41
7.3.170.0180.00716.27
7.3.160.0160.00616.35
7.3.10.0100.00316.55
7.3.00.0040.01116.75
7.2.330.0140.00916.71
7.2.320.0070.01016.75
7.2.310.0080.00816.66
7.2.300.0110.00616.45
7.2.290.0120.00416.61
7.2.130.0090.00916.70
7.2.120.0090.00317.04
7.2.110.0060.01016.92
7.2.100.0050.00417.07
7.2.90.0040.01117.04
7.2.80.0110.00016.81
7.2.70.0060.01017.00
7.2.60.0030.01316.93
7.2.50.0100.00716.77
7.2.40.0000.00916.93
7.2.30.0120.00617.08
7.2.20.0060.00917.07
7.2.10.0050.00516.97
7.2.00.0080.00618.02
7.1.250.0080.00815.70
7.1.200.0150.00615.64
7.1.100.0320.00717.60
7.1.70.0060.00617.24
7.1.60.0070.01819.27
7.1.50.0100.01416.71
7.1.00.0070.07322.32
7.0.200.0060.00614.88
7.0.90.0070.04319.88
7.0.80.0130.06319.98
7.0.70.0170.07320.14
7.0.60.0130.07720.06
7.0.50.0070.08020.38
7.0.40.0030.06720.12
7.0.30.0030.08720.18
7.0.20.0000.07320.00
7.0.10.0100.08020.09
7.0.00.0070.04320.08
5.6.280.0000.04321.14
5.6.240.0070.05720.69
5.6.230.0030.05020.60
5.6.220.0100.06720.64
5.6.210.0030.09020.67
5.6.200.0000.07721.18
5.6.190.0170.07721.09
5.6.180.0070.08321.16
5.6.170.0070.07321.02
5.6.160.0030.04721.01
5.6.150.0100.07720.96
5.6.140.0130.08020.95
5.6.130.0130.07720.93
5.6.120.0070.06021.10
5.6.110.0030.07721.01
5.6.100.0070.04721.16
5.6.90.0070.08021.14
5.6.80.0100.07320.40
5.6.70.0100.07720.39
5.6.60.0200.06320.41
5.6.50.0170.07020.51
5.6.40.0100.07020.52
5.6.30.0130.05720.37
5.6.20.0100.07720.45
5.6.10.0130.07020.52
5.6.00.0130.04020.40
5.5.380.0030.06720.37
5.5.370.0130.05320.45
5.5.360.0070.08320.40
5.5.350.0070.05720.39
5.5.340.0230.06020.86
5.5.330.0070.08020.83
5.5.320.0130.07320.89
5.5.310.0070.08320.73
5.5.300.0170.03720.91
5.5.290.0030.08720.79
5.5.280.0070.07020.79
5.5.270.0030.08320.91
5.5.260.0130.08020.81
5.5.250.0130.06720.68
5.5.240.0070.05020.29
5.5.230.0170.07320.20
5.5.220.0070.04720.29
5.5.210.0100.08020.17
5.5.200.0130.07320.08
5.5.190.0170.04020.12
5.5.180.0100.07720.10
5.5.160.0070.04720.08
5.5.150.0070.07719.99
5.5.140.0070.04320.14
5.5.130.0070.08720.20
5.5.120.0170.06319.98
5.5.110.0100.06020.07
5.5.100.0030.05020.17
5.5.90.0100.07320.07
5.5.80.0100.07020.06
5.5.70.0030.08320.03
5.5.60.0100.07020.14
5.5.50.0070.07320.05
5.5.40.0100.06320.02
5.5.30.0070.07720.00
5.5.20.0030.06720.07
5.5.10.0070.04320.05
5.5.00.0130.07019.95

preferences:
64.9 ms | 401 KiB | 5 Q