<?php
/*
dobu {
file:id(`example-0000097`) {
ascoos {
logo {`
__ _ ___ ___ ___ ___ ___ ___ ___
/ _` |/ / / __/ _ \ / _ \ / / / _ \ / /
| (_| |\ \| (_| (_) | (_) |\ \ | (_) |\ \
\__,_|/__/ \___\___/ \___/ /__/ \___/ /__/
`},
name {`ASCOOS OS`},
version {`1.0.0`},
},
example {
class {`TCollection`},
methods {`diff(), add(), intersect()`},
source {`kernel/Core/TCollection/tcollection.diff_intersect.php`},
category:langs {
en {`Objects Collection`},
el {`??????? ????????????`}
},
summary:langs {
en {`Comparison of two collections (differences & common objects)`},
el {`???????? ??? ???????? (???????? & ????? ???????????)`}
},
desc:langs {
en {`Demonstrates finding differences and common objects between two collections.`},
el {`??????????? ?????? ???????? ??? ?????? ???????????? ?????? ??? ????????.`}
},
author {`Drogidis Christos`},
sincePHP {`8.4.0`}
}
}
}
*/
declare(strict_types=1);
use Ascoos\OS\Kernel\Core\Collections\TCollection;
$startTime = microtime(true);
$startMem = memory_get_usage();
echo "<h1>TCollection::diff() and intersect()</h1>";
// ????????????????????????????????????????????????
// <EN> Creation of two collections with common and different objects
// <EL> ?????????? ??? ???????? ?? ????? ??? ??????????? ???????????
// ????????????????????????????????????????????????
$collectionA = new TCollection();
$collectionB = new TCollection();
$obj1 = new stdClass(); $obj1->id = 1; $obj1->name = 'John';
$obj2 = new stdClass(); $obj2->id = 2; $obj2->name = 'Maria';
$obj3 = new stdClass(); $obj3->id = 3; $obj3->name = 'Kostas';
$collectionA->add($obj1);
$collectionA->add($obj2);
$collectionA->add($obj3);
$collectionB->add($obj2); // common
$collectionB->add($obj3); // common
$collectionB->add(new stdClass()); // only in B
// ????????????????????????????????????????????????
// <EN> Differences (objects only in A)
// <EL> ???????? (??????????? ???? ??? A)
// ????????????????????????????????????????????????
$onlyInA = $collectionA->diff($collectionB);
echo "<h2>Differences (objects only in A)</h2>";
echo "<pre>"."Only at A: " . count($onlyInA) . " objects\n"."</pre>";
// ????????????????????????????????????????????????
// <EN> Common objects (A ? B)
// <EL> ????? ??????????? (A ? B)
// ????????????????????????????????????????????????
$common = $collectionA->intersect($collectionB);
echo "<h2>Common objects (A ? B)</h2>";
echo "<pre>"."Commons: " . count($common) . " objects\n"."</pre>";
// ????????????????????????????????????????????????
// <EN> Memory cleaning
// <EL> ?????????? ??????
// ????????????????????????????????????????????????
$collectionA->Free();
$collectionB->Free();
echo "Example completed.\n";
// ==================== STATISTICS ====================
print_stats($startTime, $startMem);
/*
Expected:
Only at A: 1 objects
Commons: 2 objects
Example completed.
*/
?>
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