3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = (object)[false]; $foo->{0} = true; $foo = (array)$foo; $bar = json_encode($foo); // {"0":false,"0":true} var_dump(json_decode($bar));

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)
8.3.60.0110.00416.75
8.3.50.0070.00716.38
8.3.40.0120.00918.66
8.3.30.0090.01218.86
8.3.20.0040.00420.34
8.3.10.0080.00021.85
8.3.00.0040.00421.71
8.2.180.0110.00416.50
8.2.170.0090.00622.96
8.2.160.0130.00020.53
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00421.11
8.2.120.0070.00026.35
8.2.110.0080.00019.52
8.2.100.0070.00317.92
8.2.90.0080.00018.86
8.2.80.0080.00017.97
8.2.70.0080.00017.38
8.2.60.0040.00417.91
8.2.50.0060.00318.09
8.2.40.0000.00822.07
8.2.30.0000.00719.51
8.2.20.0030.00619.35
8.2.10.0000.00818.05
8.2.00.0040.00417.88
8.1.270.0090.00022.14
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0060.00322.52
8.1.230.0070.00417.70
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0080.00417.48
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0040.00418.46
8.1.160.0080.00020.66
8.1.150.0000.00820.66
8.1.140.0030.00519.41
8.1.130.0000.00817.64
8.1.120.0040.00417.32
8.1.110.0040.00417.35
8.1.100.0000.00817.39
8.1.90.0050.00317.40
8.1.80.0000.01117.39
8.1.70.0080.00017.46
8.1.60.0040.00417.54
8.1.50.0000.00817.51
8.1.40.0030.00917.52
8.1.30.0060.00317.70
8.1.20.0040.00417.57
8.1.10.0060.00317.38
8.1.00.0040.00417.40
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.38
8.0.270.0030.00417.19
8.0.260.0030.00317.20
8.0.250.0000.00716.96
8.0.240.0000.00716.83
8.0.230.0030.00316.93
8.0.220.0040.00416.89
8.0.210.0040.00416.77
8.0.200.0000.00616.97
8.0.190.0120.00016.89
8.0.180.0070.00016.90
8.0.170.0030.00516.93
8.0.160.0040.00416.78
8.0.150.0040.00416.88
8.0.140.0040.00416.74
8.0.130.0050.00013.32
8.0.120.0040.00416.80
8.0.110.0000.00716.78
8.0.100.0040.00416.77
8.0.90.0000.00716.89
8.0.80.0160.00016.79
8.0.70.0040.00416.86
8.0.60.0040.00416.82
8.0.50.0000.00716.84
8.0.30.0080.01016.83
8.0.20.0110.01017.40
8.0.10.0080.00016.87
8.0.00.0080.01016.63
7.4.330.0000.00516.69
7.4.320.0000.00616.41
7.4.300.0030.00316.49
7.4.290.0070.00416.47
7.4.280.0070.00316.40
7.4.270.0000.00716.63
7.4.260.0080.00016.58
7.4.250.0000.00816.57
7.4.240.0040.00416.51
7.4.230.0030.00316.71
7.4.220.0100.00816.70
7.4.210.0060.00916.54
7.4.200.0000.00716.60
7.4.160.0090.01216.57
7.4.150.0100.00717.40
7.4.140.0120.00917.86
7.4.130.0040.01516.61
7.4.120.0080.00916.40
7.4.110.0110.00716.54
7.4.100.0070.01116.29
7.4.90.0140.00316.45
7.4.80.0120.00619.39
7.4.70.0070.01016.52
7.4.60.0060.00916.52
7.4.50.0060.00616.43
7.4.40.0150.00716.59
7.4.30.0140.00416.65
7.4.00.0120.00314.92
7.3.330.0050.00013.02
7.3.320.0050.00013.03
7.3.310.0050.00216.27
7.3.300.0000.00716.25
7.3.290.0000.00716.38
7.3.280.0100.00616.35
7.3.270.0060.01217.40
7.3.260.0120.00616.57
7.3.240.0080.00816.28
7.3.230.0140.00416.44
7.3.210.0030.01316.26
7.3.200.0090.00619.39
7.3.190.0100.00616.39
7.3.180.0030.01316.39
7.3.170.0140.01016.30
7.3.160.0060.01516.30
7.2.330.0080.01116.45
7.2.320.0100.00716.78
7.2.310.0120.00916.66
7.2.300.0060.01016.59
7.2.290.0120.00916.55
7.2.60.0100.00716.86
7.2.00.0000.01219.62
7.1.200.0030.00315.73
7.1.100.0100.01017.87
7.1.70.0030.00916.87
7.1.60.0230.00019.40
7.1.50.0070.01317.07
7.1.00.0100.07022.50
7.0.200.0030.00716.82
7.0.90.0230.07319.96
7.0.80.0200.06020.13
7.0.70.0130.04719.92
7.0.60.0130.05719.88
7.0.50.0130.08720.34
7.0.40.0170.03720.14
7.0.30.0100.08020.18
7.0.20.0130.07320.08
7.0.10.0070.08320.09
7.0.00.0200.07320.12
5.6.280.0030.05321.12
5.6.240.0000.04720.63
5.6.230.0070.09020.48
5.6.220.0130.08020.61
5.6.210.0100.07320.68
5.6.200.0170.08021.03
5.6.190.0170.07021.06
5.6.180.0170.07321.02
5.6.170.0100.08021.05
5.6.160.0100.07721.07
5.6.150.0070.04721.08
5.6.140.0000.07721.07
5.6.130.0070.08021.01
5.6.120.0070.06021.08
5.6.110.0130.05321.06
5.6.100.0100.08020.92
5.6.90.0100.08020.99
5.6.80.0070.06320.42
5.6.70.0170.06320.39
5.6.60.0070.08320.37
5.6.50.0030.05320.45
5.6.40.0070.08020.45
5.6.30.0070.04320.39
5.6.20.0030.08320.29
5.6.10.0070.07320.34
5.6.00.0230.06320.41
5.5.380.0030.04720.36
5.5.370.0100.07320.35
5.5.360.0230.06720.34
5.5.350.0070.05020.36
5.5.340.0170.07320.87
5.5.330.0070.07720.89
5.5.320.0030.08020.60
5.5.310.0130.04320.88
5.5.300.0170.06320.92
5.5.290.0170.08020.84
5.5.280.0070.08320.90
5.5.270.0030.08320.74
5.5.260.0130.07320.91
5.5.250.0130.07320.70
5.5.240.0070.08320.02
5.5.230.0070.05020.24
5.5.220.0070.04020.25
5.5.210.0070.08020.29
5.5.200.0170.06720.22
5.5.190.0100.03720.24
5.5.180.0070.04019.98
5.5.160.0000.09020.17
5.5.150.0100.04020.23
5.5.140.0000.07020.14
5.5.130.0170.07320.17
5.5.120.0070.07020.23
5.5.110.0170.04320.16
5.5.100.0030.06320.04
5.5.90.0100.07320.06
5.5.80.0100.07320.00
5.5.70.0030.04720.08
5.5.60.0100.04720.11
5.5.50.0000.07320.05
5.5.40.0170.07019.99
5.5.30.0100.04320.04
5.5.20.0000.04720.09
5.5.10.0100.05020.04
5.5.00.0100.06719.96

preferences:
58.98 ms | 400 KiB | 5 Q