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run code in 300+ PHP versions simultaneously
<?php $obj = (object) [ 'id' => 123, 'firstname' => 'james', 'lastname' => 'test', ]; $remapped_obj = new stdClass; foreach ($obj as $key => $value) { $remapped_obj->{$key} = "{$value}{$value}"; } $obj = $remapped_obj; var_dump($obj);

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)
8.3.60.0090.00618.18
8.3.50.0100.00718.14
8.3.40.0080.00618.97
8.3.30.0070.00718.85
8.3.20.0040.00424.18
8.3.10.0000.00724.66
8.3.00.0000.00826.16
8.2.180.0110.00425.92
8.2.170.0150.00619.01
8.2.160.0070.00722.96
8.2.150.0000.00825.66
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0040.00426.16
8.2.110.0090.00022.21
8.2.100.0090.00317.67
8.2.90.0040.00419.26
8.2.80.0000.00817.97
8.2.70.0050.00317.75
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0040.00418.34
8.2.30.0050.00218.06
8.2.20.0050.00318.15
8.2.10.0000.00719.30
8.2.00.0000.00719.13
8.1.280.0120.00325.92
8.1.270.0000.00823.99
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0040.00423.92
8.1.230.0070.00417.70
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.36
8.1.190.0000.00817.25
8.1.180.0000.00818.10
8.1.170.0030.00618.59
8.1.160.0000.01018.89
8.1.150.0030.00618.89
8.1.140.0030.00518.89
8.1.130.0000.00820.24
8.1.120.0070.00017.52
8.1.110.0050.00317.38
8.1.100.0000.00817.46
8.1.90.0030.00517.45
8.1.80.0030.00617.48
8.1.70.0040.00417.36
8.1.60.0000.00817.48
8.1.50.0030.00517.42
8.1.40.0060.00617.49
8.1.30.0050.00317.59
8.1.20.0060.00317.69
8.1.10.0090.00017.48
8.1.00.0000.00717.40
8.0.300.0000.00718.77
8.0.290.0030.00716.75
8.0.280.0040.00418.41
8.0.270.0000.00718.07
8.0.260.0030.00318.56
8.0.250.0030.00316.89
8.0.240.0000.00717.06
8.0.230.0040.00416.98
8.0.220.0030.00316.88
8.0.210.0070.00016.87
8.0.200.0030.00317.02
8.0.190.0030.00516.93
8.0.180.0040.00416.99
8.0.170.0050.00317.03
8.0.160.0000.00716.84
8.0.150.0000.00716.90
8.0.140.0040.00416.94
8.0.130.0000.00613.34
8.0.120.0030.00516.79
8.0.110.0040.00417.07
8.0.100.0040.00416.94
8.0.90.0000.00716.93
8.0.80.0070.00816.96
8.0.70.0090.01316.94
8.0.60.0140.00716.95
8.0.50.0090.01216.88
8.0.30.0070.01416.93
8.0.20.0120.00916.96
8.0.10.0030.01717.08
8.0.00.0080.00817.03
7.4.330.0000.00415.55
7.4.320.0060.00016.40
7.4.300.0060.00016.58
7.4.290.0030.00316.55
7.4.280.0040.00416.61
7.4.270.0070.00016.56
7.4.260.0050.00013.24
7.4.250.0000.00716.48
7.4.240.0000.00716.61
7.4.230.0060.00316.32
7.4.220.0070.00016.30
7.4.210.0030.01716.61
7.4.200.0060.01316.52
7.4.190.0120.00916.52
7.4.180.0000.01416.62
7.4.160.0060.01316.58
7.4.150.0040.01616.58
7.4.140.0070.00716.56
7.4.130.0040.01116.54
7.4.120.0090.00616.48
7.4.110.0100.00516.47
7.4.100.0120.00916.55
7.4.90.0110.01016.56
7.4.80.0080.01216.41
7.4.70.0090.00616.49
7.4.60.0040.01216.48
7.4.50.0040.01516.35
7.4.40.0040.01016.49
7.4.30.0120.00316.38
7.4.20.0050.01016.60
7.4.10.0030.01016.40
7.4.00.0100.01016.43
7.3.330.0030.00316.29
7.3.320.0000.00513.12
7.3.310.0040.00416.46
7.3.300.0030.00316.38
7.3.290.0040.01116.39
7.3.280.0080.00616.34
7.3.270.0030.01216.36
7.3.260.0030.01716.34
7.3.250.0120.00916.34
7.3.240.0030.01016.41
7.3.230.0100.01016.43
7.3.220.0080.00616.43
7.3.210.0140.00016.36
7.3.200.0000.01416.38
7.3.190.0070.00716.29
7.3.180.0060.00916.36
7.3.170.0030.01516.36
7.3.160.0060.00916.27
7.3.150.0040.01116.35
7.3.140.0130.00816.37
7.3.130.0030.01216.27
7.3.120.0170.00316.31
7.3.110.0080.00616.24
7.3.100.0100.00416.38
7.3.90.0090.00516.58
7.3.80.0080.00816.37
7.3.70.0060.01416.41
7.3.60.0060.01316.48
7.3.50.0070.01416.43
7.3.40.0100.01016.42
7.3.30.0120.00316.50
7.3.20.0050.01016.40
7.3.10.0080.00816.43
7.3.00.0090.00616.41

preferences:
58.11 ms | 401 KiB | 5 Q