PHP code example of fkeloks / simple-container

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

fkeloks / simple-container example snippets

$configuration = [
    FakeClassA::class => FakeClassA::class,
    FakeClassB::class => FakeClassA::class,
    'FakeC'           => FakeClassC::class,
    'FakeD'           => [
        'class'  => FakeClassD::class,
        'params' => ['A', 'B']
    ]
]

/*
 * get(FakeClassA::class) will return FakeClassA class
 * |-> But this statement is useless, the container will understand automatically.
 *
 * get(FakeClassB::class) will return FakeClassA class
 * |-> Because the configuration overrides the name of the class.
 *
 * get('FakeC') will return FakeClassC class
 *
 * get('FakeD') will return FakeClassD class withs constructor parameters 'A' and 'B'
 */

use SimpleContainer\ContainerBuilder;

ContainerBuilder::build($configuration);
$container = ContainerBuilder::getContainer();

use SimpleContainer\ContainerBuilder;

// Short syntax
$container = ContainerBuilder::build($configuration)::getContainer();

use SimpleContainer\ContainerBuilder;

$container = ContainerBuilder::getContainer();
// The container will be configured with the previous `ContainerBuilder::build()`

ContainerBuilder::destroy();

$classA = $container->get('FakeA');
$classA = $container->get(FakeClassB::class);

$classB = $container->make('FakeB');
$classC = $container->make(FakeClassC::class);

class Hello() {

    private $name;
    private $pseudo;

    public function __construct($name, $pseudo) {
        $this->name   = $name;
        $this->pseudo = $pseudo;
    }

    public function sayHello() {
        return "Hello {$this->pseudo} ({$this->name}) !";
    }
}

SimpleContainer\ContainerBuilder::build([
    'helloClass' => [
        'class'  => Hello::class,
        'params' => ['James', 'Jojo']
    ]
])

$container = SimpleContainer\ContainerBuilder::getContainer();

$helloClass = $container->get('helloClass');
echo $helloClass->sayHello();

/*
 * The result will be: "Hello Jojo (James) !"
 */

SimpleContainer\ContainerBuilder::build([
    'classA' => ClassA::class
])

$container = SimpleContainer\ContainerBuilder::getContainer();

$classA = $container->get('classA'); // A new instance of ClassA is generated
$classA = $container->get('classA'); // Class A has been cached, so the same instance is returned

$classA = $container->make('classA');
// |-> The make function does not take the cache into account, so a new instance of A is generated

SimpleContainer\ContainerBuilder::build([
    'helloClass' => [
        'class'  => Hello::class,
        'params' => ['James', 'Jojo']
    ]
])

'params' => ['yeah']     // string
'params' => [true]       // boolean
'params' => [['A', 'B']] // array
'params' => [123456789]  // integer