Documentation

Type
in package

Table of Contents

NULLABLE  = 0x2
Nullable types are either explicitly ?type (PHP>=7.1) or with a default value of null
REFERENCE  = 0x4
Reference types must always match
WEAK  = 0x1
Weak mode validates types using the same rules are strict_types=0
$allowsContravariance  : bool
Whether the type allows contravariant matches
$allowsCovariance  : bool
Whether the type allows covariant matches
$isByReference  : bool
Whether the type is passed by reference
$isNullable  : bool
Whether the type is nullable
$isWeak  : bool
Whether the type should be matched in weak mode
$typeName  : string|null
The name of the type
isSatisfiedBy()  : bool
Whether the type will be satisfied by the specified type name, nullability and by-reference combination
__construct()  : mixed

Constants

NULLABLE

Nullable types are either explicitly ?type (PHP>=7.1) or with a default value of null

public mixed NULLABLE = 0x2

REFERENCE

Reference types must always match

public mixed REFERENCE = 0x4

WEAK

Weak mode validates types using the same rules are strict_types=0

public mixed WEAK = 0x1

Properties

$allowsContravariance

Whether the type allows contravariant matches

public bool $allowsContravariance

$allowsCovariance

Whether the type allows covariant matches

public bool $allowsCovariance

$isByReference

Whether the type is passed by reference

public bool $isByReference

$isNullable

Whether the type is nullable

public bool $isNullable

$isWeak

Whether the type should be matched in weak mode

public bool $isWeak

$typeName

The name of the type

public string|null $typeName

Methods

isSatisfiedBy()

Whether the type will be satisfied by the specified type name, nullability and by-reference combination

public isSatisfiedBy(string|null $typeName, bool $nullable, bool $byReference) : bool
Parameters
$typeName : string|null
$nullable : bool
$byReference : bool
Return values
bool —

__construct()

protected __construct(string|null $typeName, int $flags, bool $allowsCovariance, bool $allowsContravariance) : mixed
Parameters
$typeName : string|null
$flags : int
$allowsCovariance : bool
$allowsContravariance : bool
Return values
mixed —

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