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PHP 8.4 added support for property asymmetric visibility . This feature allows controlling get/set access separately. It includes a bunch of shorthand and implicit declarations which make it hard to remember. Below is my attempt to create a cheat-sheet which documents all the possibilities. Declaration Get Set Effective Definition public public public public public(set) protected protected…

Below is my attempt to create a cheat-sheet which documents all the possibilities.

Declaration	Get	Set	Effective Definition
public	public	public	public public(set)
protected	protected	protected	protected protected(set)
private	private	private	final private private(set)
public(set)	public	public	public public(set)
protected(set)	public	protected	protected protected(set)
private(set)	public	private	final private private(set)
public public(set)	public	public	public public(set)
public protected(set)	public	protected	public protected(set)
public private(set)	public	private	final public private(set)
protected public(set)	invalid	invalid
protected protected(set)	protected	protected
protected private(set)	protected	private	final protected private(set)
private public(set)	invalid	invalid
private protected(set)	invalid	invalid
private private(set)	private	private	final private private(set)
public readonly	public	protected	public protected(set) readonly
protected readonly	protected	protected	protected protected(set) readonly
private readonly	private	private	final private private(set) readonly

PHP Asymmetric Visibility Cheat Sheet

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