3v4l.org

run code in 300+ PHP versions simultaneously
<?php function array_to_anon_object($arr): object { $obj = new class {}; foreach ( $arr as $key => $value ) { $obj->{$key} = $value; } return $obj; } class EmptyClass {} function array_to_normal_object($arr, $className): object { $obj = new class {}; foreach ( $arr as $key => $value ) { $obj->{$key} = $value; } return $obj; } var_dump( json_encode([1,2,3]) ); var_dump( json_encode((object)[1,2,3]) ); var_dump( json_encode(array_to_anon_object([1,2,3])) ); var_dump( json_encode(array_to_normal_object([1,2,3], EmptyClass::class)) );

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)
8.3.60.0040.01516.50
8.3.50.0120.00416.18
8.3.40.0170.00321.67
8.3.30.0070.00718.44
8.3.20.0000.00724.18
8.3.10.0070.00424.66
8.3.00.0050.00326.16
8.2.180.0060.01225.92
8.2.170.0150.00619.04
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0090.00024.66
8.2.130.0060.01226.16
8.2.120.0030.00626.35
8.2.110.0050.00519.24
8.2.100.0110.00017.72
8.2.90.0000.00817.84
8.2.80.0030.00517.97
8.2.70.0030.00617.93
8.2.60.0000.00818.05
8.2.50.0000.00818.05
8.2.40.0040.00419.88
8.2.30.0040.00418.14
8.2.20.0040.00418.13
8.2.10.0040.00419.20
8.2.00.0040.00419.26
8.1.280.0120.00325.92
8.1.270.0180.00023.99
8.1.260.0070.01028.09
8.1.250.0050.00328.09
8.1.240.0060.00621.96
8.1.230.0060.00620.72
8.1.220.0030.00517.76
8.1.210.0060.00318.83
8.1.200.0030.00717.35
8.1.190.0000.00817.22
8.1.180.0030.00519.01
8.1.170.0050.00318.57
8.1.160.0000.00718.81
8.1.150.0000.00718.96
8.1.140.0000.00718.82
8.1.130.0030.00320.20
8.1.120.0000.00717.46
8.1.110.0030.00517.36
8.1.100.0000.00817.48
8.1.90.0030.00517.47
8.1.80.0070.00317.43
8.1.70.0030.00517.46
8.1.60.0050.00317.58
8.1.50.0040.00817.53
8.1.40.0040.00417.47
8.1.30.0040.00417.62
8.1.20.0050.00317.64
8.1.10.0050.00517.52
8.1.00.0000.01117.34
8.0.300.0040.00420.02
8.0.290.0070.00016.63
8.0.280.0000.00718.45
8.0.270.0070.00018.01
8.0.260.0000.00620.25
8.0.250.0030.00317.04
8.0.240.0030.00517.04
8.0.230.0030.00317.02
8.0.220.0000.00716.98
8.0.210.0070.00016.86
8.0.200.0050.00317.00
8.0.190.0040.00417.04
8.0.180.0000.00716.85
8.0.170.0030.00616.88
8.0.160.0000.00716.99
8.0.150.0000.00816.79
8.0.140.0040.00416.93
8.0.130.0060.00013.43
8.0.120.0000.00716.91
8.0.110.0030.00316.85
8.0.100.0030.00516.86
8.0.90.0040.00417.00
8.0.80.0040.01216.92
8.0.70.0030.00617.00
8.0.60.0040.00417.00
8.0.50.0050.00316.86
8.0.30.0160.00317.12
8.0.20.0150.00417.23
8.0.10.0000.00717.09
8.0.00.0120.00916.75
7.4.330.0000.00515.55
7.4.320.0060.00016.64
7.4.300.0030.00316.44
7.4.290.0080.00016.39
7.4.280.0000.00716.58
7.4.270.0070.00016.41
7.4.260.0000.00613.27
7.4.250.0000.00816.56
7.4.240.0040.00416.50
7.4.230.0000.00716.36
7.4.220.0020.00616.44
7.4.210.0150.00316.50
7.4.200.0040.00416.41
7.4.130.0160.00716.45
7.4.120.0110.01116.52
7.4.110.0080.01516.41
7.4.100.0110.00716.38
7.4.90.0100.01416.59
7.4.80.0030.01316.31
7.4.70.0070.01016.49
7.4.60.0180.00316.53
7.4.50.0100.00716.34
7.4.40.0030.01316.56
7.4.30.0100.00716.45
7.4.20.0100.00616.16
7.4.10.0030.01316.43
7.4.00.0130.00316.31
7.3.330.0040.00416.37
7.3.320.0000.00813.37
7.3.310.0060.00316.39
7.3.300.0030.00316.38
7.3.290.0080.00816.39
7.3.260.0060.01216.74
7.3.230.0100.00716.57
7.3.220.0060.01016.43
7.3.210.0120.01216.41
7.3.200.0090.00816.30
7.3.190.0080.00816.37
7.3.180.0060.01016.54
7.3.170.0100.00616.47
7.3.160.0040.01316.38
7.3.150.0120.00316.59
7.3.140.0110.00616.62
7.3.130.0120.00616.36
7.3.120.0070.01016.18
7.3.110.0140.00316.55
7.3.100.0110.00516.61
7.3.90.0130.00416.43
7.3.80.0160.00016.48
7.3.70.0040.01516.48
7.3.60.0070.01116.52
7.3.50.0110.00616.51
7.3.40.0090.00816.39
7.3.30.0060.01216.32
7.3.20.0070.01016.38
7.3.10.0090.00916.50
7.3.00.0040.01416.55
7.2.340.0030.01516.53
7.2.330.0070.01016.39
7.2.320.0070.01016.49
7.2.310.0150.00416.35
7.2.300.0000.01816.43
7.2.290.0030.01416.49
7.2.280.0120.00416.51
7.2.270.0070.01016.77
7.2.260.0070.01116.54
7.2.250.0120.00616.47
7.2.240.0090.00916.64
7.2.230.0120.00616.59
7.2.220.0100.00716.41
7.2.210.0100.00716.30
7.2.200.0100.01016.74
7.2.190.0030.01616.38
7.2.180.0060.01216.31
7.2.170.0070.01116.61
7.2.160.0070.01116.59
7.2.150.0070.01316.73
7.2.140.0080.01116.52
7.2.130.0090.00816.55
7.2.120.0070.01116.78
7.2.110.0060.01116.70
7.2.100.0110.00716.59
7.2.90.0080.01116.59
7.2.80.0120.00816.80
7.2.70.0070.01116.76
7.2.60.0160.00416.55
7.2.50.0070.01116.68
7.2.40.0120.00616.75
7.2.30.0070.01116.65
7.2.20.0100.00716.69
7.2.10.0130.01216.63
7.2.00.0090.01316.82

preferences:
30.6 ms | 400 KiB | 5 Q