RelativePath

__construct(FormInterface $root, PropertyPath|string $propertyPath)

Parameters

FormInterface	$root
PropertyPath|string	$propertyPath	The property path as string or instance

string __toString()

Returns the string representation of the property path

Return Value

string

The path as string

integer getLength()

Returns the length of the property path, i.e. the number of elements.

Return Value

integer

The path length

PropertyPath getParent()

Returns the parent property path.

The parent property path is the one that contains the same items as this one except for the last one.

If this property path only contains one item, null is returned.

Return Value

PropertyPath

The parent path or null

PropertyPathIteratorInterface getIterator()

Returns a new iterator for this path

Return Value

PropertyPathIteratorInterface

array getElements()

Returns the elements of the property path as array

Return Value

array

An array of property/index names

string getElement(integer $index)

Returns the element at the given index in the property path

Parameters

integer

$index

The index key

Return Value

string

A property or index name

Exceptions

OutOfBoundsException

If the offset is invalid

Boolean isProperty(integer $index)

Returns whether the element at the given index is a property

Parameters

integer

$index

The index in the property path

Return Value

Boolean

Whether the element at this index is a property

Exceptions

OutOfBoundsException

If the offset is invalid

Boolean isIndex(integer $index)

Returns whether the element at the given index is an array index

Parameters

integer

$index

The index in the property path

Return Value

Boolean

Whether the element at this index is an array index

Exceptions

OutOfBoundsException

If the offset is invalid

FormInterface getRoot()

Return Value

FormInterface