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michitheonlyone/ClassNameInArrayOfClasses.php

Created July 7, 2023 10:39
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The solution to find if a class exists in a array of classes
Raw
ClassNameInArrayOfClasses.php
<?php declare(strict_types=1);
class A {}
class B {}
class C {}
$classes = [
new A(),
new B(),
];
var_dump( in_array(true, array_map(function ($c){ return $c instanceof A;}, $classes)) ); // returns true
var_dump( in_array(true, array_map(function ($c){ return $c instanceof C;}, $classes)) ); // returns false
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