Trait CategorizableMultipleTrait

Defines objects that can be associated to one or more categories.

Namespace: Charcoal\Object
See: \Charcoal\Object\CategoryInterface Accepted interface.
Located at Charcoal/Object/CategorizableMultipleTrait.php

Methods summary
`public Charcoal\Object\CategorizableMultipleInterface`	# `setCategoryType( string $type )` Set the type of category the object can belong to. Set the type of category the object can belong to. Parameters `$type` The category type. Returns `Charcoal\Object\CategorizableMultipleInterface` Chainable Throws InvalidArgumentException If the type argument is not a string.
`public string`	# `categoryType( )` Retrieve the type of category the object can belong to. Retrieve the type of category the object can belong to. Returns string
`public Charcoal\Object\CategorizableMultipleInterface`	# `setCategories( array\|Traversable $categories )` Set the categories the object belongs to. Set the categories the object belongs to. Parameters `$categories` The object's categories. Returns `Charcoal\Object\CategorizableMultipleInterface` Chainable
`public array\|Traversable`	# `categories( )` Retrieve the categories the object belongs to. Retrieve the categories the object belongs to. Returns array\|Traversable

Properties summary
`protected (mixed\|CategoryInterface)[]\|Traversable`	`$categories` One or more categories the object belongs to. One or more categories the object belongs to.	#