WordPress at a glance
function is not described

WP_Block_Patterns_Registry::register() public WP 5.5.0

Registers a pattern.

{} It's a method of the class: WP_Block_Patterns_Registry{}

No Hooks.

Return

true/false. True if the pattern was registered with success and false otherwise.

Usage

$WP_Block_Patterns_Registry = new WP_Block_Patterns_Registry();
$WP_Block_Patterns_Registry->register( $pattern_name, $pattern_properties );
$pattern_name(string) (required)
Pattern name including namespace.
$pattern_properties(array) (required)
Array containing the properties of the pattern: title, content, description, viewportWidth, categories, keywords.

Changelog

Since 5.5.0 Introduced.

Code of WP_Block_Patterns_Registry::register() WP 5.5.2

<?php
public function register( $pattern_name, $pattern_properties ) {
	if ( ! isset( $pattern_name ) || ! is_string( $pattern_name ) ) {
		_doing_it_wrong( __METHOD__, __( 'Pattern name must be a string.' ), '5.5.0' );
		return false;
	}

	if ( ! isset( $pattern_properties['title'] ) || ! is_string( $pattern_properties['title'] ) ) {
		_doing_it_wrong( __METHOD__, __( 'Pattern title must be a string.' ), '5.5.0' );
		return false;
	}

	if ( ! isset( $pattern_properties['content'] ) || ! is_string( $pattern_properties['content'] ) ) {
		_doing_it_wrong( __METHOD__, __( 'Pattern content must be a string.' ), '5.5.0' );
		return false;
	}

	$this->registered_patterns[ $pattern_name ] = array_merge(
		$pattern_properties,
		array( 'name' => $pattern_name )
	);

	return true;
}