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 ); var_dump( $us_states ); // array_unshift( // $us_states, // new StdClass() // ); // var_dump( $us_states ); var_dump( array_merge( array( new StdClass() ), $us_states ) );

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)
8.3.60.0090.00916.49
8.3.50.0130.00316.47
8.3.40.0120.00418.84
8.3.30.0130.00318.84
8.3.20.0030.00620.29
8.3.10.0040.00423.53
8.3.00.0090.00021.96
8.2.180.0140.01016.75
8.2.170.0160.00022.96
8.2.160.0130.00319.08
8.2.150.0000.00924.18
8.2.140.0080.00024.66
8.2.130.0070.00319.29
8.2.120.0000.00926.35
8.2.110.0070.00420.35
8.2.100.0130.00717.90
8.2.90.0000.01019.34
8.2.80.0090.00018.05
8.2.70.0050.00517.50
8.2.60.0040.00418.04
8.2.50.0000.00818.10
8.2.40.0040.00420.59
8.2.30.0000.00820.96
8.2.20.0060.00318.13
8.2.10.0040.00418.06
8.2.00.0000.00918.04
8.1.280.0100.00625.92
8.1.270.0090.00022.14
8.1.260.0060.00326.35
8.1.250.0090.00028.09
8.1.240.0110.00017.48
8.1.230.0060.00619.05
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0030.00717.35
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0030.00618.67
8.1.160.0030.00619.06
8.1.150.0080.00018.84
8.1.140.0040.00419.63
8.1.130.0030.00618.95
8.1.120.0000.00817.35
8.1.110.0040.00417.48
8.1.100.0000.00917.41
8.1.90.0040.00417.37
8.1.80.0090.00017.47
8.1.70.0040.00417.47
8.1.60.0030.00517.61
8.1.50.0000.00817.56
8.1.40.0040.00417.54
8.1.30.0000.00817.63
8.1.20.0000.00817.60
8.1.10.0000.00917.49
8.1.00.0030.00617.54
8.0.300.0000.00820.04
8.0.290.0060.00316.63
8.0.280.0060.00318.49
8.0.270.0040.00417.27
8.0.260.0030.00516.73
8.0.250.0050.00216.99
8.0.240.0040.00416.97
8.0.230.0030.00516.92
8.0.220.0040.00416.88
8.0.210.0090.00016.90
8.0.200.0040.00416.92
8.0.190.0040.00416.86
8.0.180.0040.00416.81
8.0.170.0000.00816.95
8.0.160.0030.00617.00
8.0.150.0030.00516.82
8.0.140.0050.00316.86
8.0.130.0070.00013.37
8.0.120.0000.00816.83
8.0.110.0000.00816.88
8.0.100.0040.00416.92
8.0.90.0040.00416.88
8.0.80.0140.01116.93
8.0.70.0080.00016.95
8.0.60.0030.00616.77
8.0.50.0040.00416.75
8.0.30.0190.00816.98
8.0.20.0210.00617.41
8.0.10.0000.00817.05
8.0.00.0180.00916.82
7.4.330.0050.00015.55
7.4.320.0050.00316.66
7.4.300.0030.00316.53
7.4.290.0070.00016.54
7.4.280.0060.00316.54
7.4.270.0000.00716.43
7.4.260.0000.00816.54
7.4.250.0040.00416.57
7.4.240.0040.00416.58
7.4.230.0080.00016.64
7.4.220.0230.02016.59
7.4.210.0090.01016.59
7.4.200.0000.00816.71
7.4.160.0110.01116.41
7.4.150.0170.00717.40
7.4.140.0130.01117.86
7.4.130.0060.01716.48
7.4.120.0140.01516.58
7.3.330.0060.00013.09
7.3.320.0030.00313.30
7.3.310.0080.00016.26
7.3.300.0050.00216.18
7.3.290.0000.00816.16
7.3.280.0120.01016.25
7.3.270.0150.01517.40
7.3.260.0190.00516.38
7.3.250.0190.00716.43
7.3.240.0130.01116.36

preferences:
73.31 ms | 401 KiB | 5 Q