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Walker::get_number_of_root_elements()

Walker::get_number_of_root_elements( array $elements ): int

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Calculates the total number of root elements.

Parameters

$elementsarrayrequired
Elements to list.

Return

int Number of root elements.

More Information

Counts the number of top-level items (no children or descendants) in the provided array, and returns that count.

Source

public function get_number_of_root_elements( $elements ) {	$num = 0;	$parent_field = $this->db_fields['parent'];	foreach ( $elements as $e ) {	if ( empty( $e->$parent_field ) ) {	++$num;	}	}	return $num; }

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Used byDescription
get_comment_pages_count()wp-includes/comment.php

Calculates the total number of comment pages.

Changelog

VersionDescription
2.7.0Introduced.

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