@ 2014-12-15T16:03:30Z <?php
function algorithm_a()
{
$data = [
'city' => 'Lexington',
'name' => 'Mike Tyson',
'occupation' => 'Hot Dog Vendor',
'state' => 'KY',
'address' => '1009 Nicholasville Road',
'ZIP' => '40526'
];
$order = [
'name',
'city',
'state'
];
$filtered = array_intersect_key(
$data,
array_flip($order)
);
$ordered = array_merge(
array_flip($order),
$filtered
);
return $ordered;
}
function algorithm_b()
{
$data = [
'city' => 'Lexington',
'name' => 'Mike Tyson',
'occupation' => 'Hot Dog Vendor',
'state' => 'KY',
'address' => '1009 Nicholasville Road',
'ZIP' => '40526'
];
$order = [
'name',
'city',
'state'
];
$result = array();
foreach($order as $column_name) {
$result[$column_name] = $data[$column_name];
}
return $result;
}
/* speed test */
for($i = 0; $i < 100000; $i++) {
algorithm_a();
}
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Output for 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.4 , 8.3.6 Output for 8.3.5 Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 Parse error: syntax error, unexpected '[' in /in/hTdAu on line 6
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected '[' in /in/hTdAu on line 6
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/hTdAu on line 6
Process exited with code 255 . preferences:dark mode live preview
257.66 ms | 401 KiB | 340 Q