Count the number of original link children.

Parameters

array $original: The book link array.

Return value

int Number of children.

1 method overrides BookOutlineStorageInterface::countOriginalLinkChildren()

BookOutlineStorage::countOriginalLinkChildren in core/modules/book/src/BookOutlineStorage.php

Count the number of original link children.

File

core/modules/book/src/BookOutlineStorageInterface.php, line 153

Class

BookOutlineStorageInterface

Defines a common interface for book outline storage classes.

Namespace

Drupal\book

Code

public function countOriginalLinkChildren($original);

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