3v4l.org

run code in 300+ PHP versions simultaneously
<?php $us_states = array( 'alabama', 'arkansas', 'california', 'colorado', 'connecticut', 'delaware', 'district_of_columbia', 'florida', 'georgia', 'hawaii', 'idaho', 'illinois', 'indiana', 'iowa', 'kansas', 'kentucky', 'louisiana', 'maine', 'maryland', 'massachusetts', 'michigan', 'minnesota', 'mississippi', 'missouri', 'montana', 'nebraska', 'nevada', 'new_hampshire', 'new_jersey', 'new_mexico', 'new_york', 'north_carolina', 'north_dakota', 'ohio', 'oklahoma', 'oregon', 'pennsylvania', 'rhode_island', 'south_carolina', 'south_dakota', 'tennessee', 'texas', 'utah', 'vermont', 'virginia', 'washington', 'west_virginia', 'wisconsin', 'wyoming' ); $us_states = array_map( function ( $val ) { $obj = new StdClass(); $obj->$val = $val; return $obj; }, $us_states ); // array_unshift( // array_map( // function ( $val ) { // $obj = new StdClass(); // $obj->$val = $val; // return $obj; // }, // $us_states // ), // new StdClass() // ); var_dump( array_merge( [new StdClass()], array_map( function ( $val ) { $obj = new StdClass(); $obj->$val = $val; return $obj; }, $us_states ), [new StdClass()] ) );

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)
8.3.60.0080.01216.50
8.3.50.0070.00716.22
8.3.40.0060.00918.79
8.3.30.0000.01418.62
8.3.20.0060.00320.38
8.3.10.0050.00323.70
8.3.00.0040.00421.92
8.2.180.0110.00416.88
8.2.170.0090.00622.96
8.2.160.0120.00618.92
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0080.00519.33
8.2.120.0120.00626.35
8.2.110.0170.00722.27
8.2.100.0120.00018.03
8.2.90.0000.00819.20
8.2.80.0000.00918.04
8.2.70.0050.00317.63
8.2.60.0040.00417.93
8.2.50.0080.00018.10
8.2.40.0050.00320.25
8.2.30.0050.00219.17
8.2.20.0000.00818.15
8.2.10.0000.00818.21
8.2.00.0040.00418.21
8.1.280.0030.01325.92
8.1.270.0040.00422.21
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0070.00321.00
8.1.230.0040.00719.07
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0030.00617.22
8.1.180.0090.00018.10
8.1.170.0030.00618.72
8.1.160.0070.00019.05
8.1.150.0040.00420.73
8.1.140.0000.00819.59
8.1.130.0030.00318.93
8.1.120.0080.00017.56
8.1.110.0020.00517.34
8.1.100.0030.00517.45
8.1.90.0000.00717.52
8.1.80.0070.00017.40
8.1.70.0030.00317.39
8.1.60.0070.00017.66
8.1.50.0080.00017.57
8.1.40.0000.00817.56
8.1.30.0040.00417.57
8.1.20.0040.00417.53
8.1.10.0040.00417.66
8.1.00.0040.00417.48
8.0.300.0040.00420.04
8.0.290.0040.00416.75
8.0.280.0050.00318.48
8.0.270.0070.00017.20
8.0.260.0040.00416.90
8.0.250.0020.00517.10
8.0.240.0080.00017.05
8.0.230.0000.00717.08
8.0.220.0000.00716.85
8.0.210.0000.00716.90
8.0.200.0000.00617.00
8.0.190.0060.00316.99
8.0.180.0000.00717.03
8.0.170.0000.00716.97
8.0.160.0000.00816.98
8.0.150.0050.00316.88
8.0.140.0000.00716.92
8.0.130.0040.00413.34
8.0.120.0070.00016.90
8.0.110.0040.00417.04
8.0.100.0000.00717.00
8.0.90.0040.00416.80
8.0.80.0130.01016.96
8.0.70.0040.00416.79
8.0.60.0040.00416.84
8.0.50.0000.00717.01
8.0.30.0100.00917.25
8.0.20.0110.00817.40
8.0.10.0040.00417.05
8.0.00.0060.01016.56
7.4.330.0050.00015.55
7.4.320.0030.00316.64
7.4.300.0060.00016.57
7.4.290.0070.00016.59
7.4.280.0080.00016.66
7.4.270.0020.00516.54
7.4.260.0030.00316.49
7.4.250.0000.00716.57
7.4.240.0050.00316.62
7.4.230.0030.00316.46
7.4.220.0090.00916.49
7.4.210.0050.01416.46
7.4.200.0000.00816.70
7.4.160.0030.01316.56
7.4.150.0090.00917.40
7.4.140.0100.00717.86
7.4.130.0170.00016.67
7.4.120.0090.01116.49
7.3.330.0020.00513.34
7.3.320.0000.00613.19
7.3.310.0040.00416.16
7.3.300.0030.00316.34
7.3.290.0000.00716.39
7.3.280.0090.00716.34
7.3.270.0150.00417.40
7.3.260.0100.00816.33
7.3.250.0090.00916.40
7.3.240.0070.01116.24

preferences:
37.08 ms | 401 KiB | 5 Q