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https://github.com/chillerlan/php-traits

A collection of (more or less) useful traits for PHP7.2+
https://github.com/chillerlan/php-traits

array dotenv helper magic php-spl-iterators php7 trait

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A collection of (more or less) useful traits for PHP7.2+

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# chillerlan/php-traits

A collection of (more or less) useful traits for PHP7.2+

[![version][packagist-badge]][packagist]
[![license][license-badge]][license]
[![Travis][travis-badge]][travis]
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[packagist-badge]: https://img.shields.io/packagist/v/chillerlan/php-traits.svg?style=flat-square
[packagist]: https://packagist.org/packages/chillerlan/php-traits
[license-badge]: https://img.shields.io/github/license/chillerlan/php-traits.svg?style=flat-square
[license]: https://github.com/chillerlan/php-traits/blob/master/LICENSE
[travis-badge]: https://img.shields.io/travis/chillerlan/php-traits.svg?style=flat-square
[travis]: https://travis-ci.org/chillerlan/php-traits
[coverage-badge]: https://img.shields.io/codecov/c/github/chillerlan/php-traits.svg?style=flat-square
[coverage]: https://codecov.io/github/chillerlan/php-traits
[scrutinizer-badge]: https://img.shields.io/scrutinizer/g/chillerlan/php-traits.svg?style=flat-square
[scrutinizer]: https://scrutinizer-ci.com/g/chillerlan/php-traits
[downloads-badge]: https://img.shields.io/packagist/dt/chillerlan/php-traits.svg?style=flat-square
[downloads]: https://packagist.org/packages/chillerlan/php-traits/stats
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[donate]: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=WLYUNAT9ZTJZ4

## Features
- `ClassLoader` - invokes objects of a given class and interface/type with an arbitrary count of constructor arguments
- `Magic` - turns methods into magic properties
- `Enumerable` - provides some of [prototype's enumerable methods](http://api.prototypejs.org/language/Enumerable/), implements `EnumerableInterface`
- `ArrayHelpers`
- `ByteArray` - useful for byte/bit-flipping purposes, extends [`SplFixedArray`](http://php.net/manual/class.splfixedarray.php)
- `ByteArrayDispenser` - creates `ByteArray` from several data types (hex, base64, binary, json etc.)
- `DotArray` - adds dot key notation functionality
- `SearchableArray` - deep search arrays using [`RecursiveIteratorIterator`](http://php.net/manual/class.recursiveiteratoriterator.php)
- `Interfaces`
- `ArrayAccessTrait` - implements [`ArrayAccess`](http://php.net/manual/class.arrayaccess.php)
- `IteratorTrait` - implements [`Iterator`](http://php.net/manual/class.iterator.php)
- `SPL`
- `CountableTrait` - implements [`Countable`](http://php.net/manual/class.countable.php)
- `SeekableIteratorTrait` - implements [`SeekableIterator`](http://php.net/manual/class.seekableiterator.php)

## Documentation

### Installation
**requires [composer](https://getcomposer.org)**

*composer.json* (note: replace `dev-master` with a version boundary)
```json
{
"require": {
"php": "^7.2",
"chillerlan/php-traits": "dev-master"
}
}
```

#### Manual installation
Download the desired version of the package from [master](https://github.com/chillerlan/php-traits/archive/master.zip) or
[release](https://github.com/chillerlan/php-traits/releases) and extract the contents to your project folder. After that:
- run `composer install` to install the required dependencies and generate `/vendor/autoload.php`.
- if you use a custom autoloader, point the namespace `chillerlan\Traits` to the folder `src` of the package

Profit!

### Usage

#### `ClassLoader`
Simple usage:
```php
class MyClass{
use ClassLoader;

protected function doStuff(string $class){
$obj = $this->loadClass(__NAMESPACE__.'\\Whatever\\'.$class);

// do stuff
}
}
```

Let's assume we have several classes that implement the same interface, but their constructors have different parameter counts, like so:
```php
class SomeClass implements MyInterface{
public funtion __construct($param_foo){}
}

class OtherClass implements MyInterface{
public funtion __construct($param_foo, $param_bar){}
}
```

Initialize an object based on a selction

```php
class MyClass{
use ClassLoader;

protected $classes = [
'foo' => SomeClass::class,
'bar' => OtherClass::class
];

protected funtion initInterface(string $whatever, $foo, $bar = null):MyInterface{

foreach($this->classes as $what => $class){
if($whatever === $what){
return $this->loadClass($class, MyInterface::class, $foo, $bar);
}
}

}
}
```

#### `Magic`
`Magic` allows to access internal methods like as properties.
```php
class MyMagicContainer{
use Magic;

protected $foo;

protected function magic_get_foo(){
// do whatever...

return 'foo: '.$this->foo;
}

protected function magic_set_foo($value){
// do stuff with $value
// ...

$this->foo = $value.'bar';
}
}
```

```php
$magic = new MyMagicContainer;

$magic->foo = 'foo';

var_dump($magic->foo); // -> foo: foobar

```

#### `Enumerable`
```php
class MyEnumerableContainer implements EnumerableInterface{
use Enumerable;

public function __construct(array $data){
$this->array = $data;
}
}
```

```php
$enum = new MyEnumerableContainer($data);

$enum
->__each(function($value, $index){
// do stuff

$this->array[$index] = $stuff;
})
->__reverse()
->__to_array()
;

$arr = $enum->__map(function($value, $index){
// do stuff

return $stuff;
});

$enum;

```