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WordPress

WP_Block_Templates_Registry::get_by_query( array $query = array() ): WP_Block_Template[]

Since
6.7.0
Source
wp-includes/class-wp-block-templates-registry.php:160
Retrieves registered templates matching a query.

Compatibility

WordPress
since 6.7.0
PHP
7.4–8.6-dev
  • 6.7.7
  • 6.8.8
  • 6.9.7
  • 7.0.4
  • 7.1.0

Present in every tracked release (6.7.7 to 7.1.0), and compiles on PHP 7.4 through 8.6-dev.

Parameters

$queryarrayoptional
Arguments to retrieve templates. Optional, empty by default.Default: array()
  • $slug__instring[]

    List of slugs to include.
  • $slug__not_instring[]

    List of slugs to skip.
  • $post_typestring

    Post type to get the templates for.

Return value

WP_Block_Template[]
Associative array of $template_name => $template pairs.

Performance profile

How much work a call to WP_Block_Templates_Registry::get_by_query() does, and what it touches: the algorithmic scaling, the Zend instruction count per call across PHP versions, the hooks it hands control to, and the core code that calls it. Measured from the compiled opcodes, not a stopwatch, so every number is identical on any machine running the same PHP version, and every function in core is ranked by cost.

Cost class
Light

Touches nothing outside its own arguments.

Scaling
Scales with input

The body loops, so the work grows with what you pass in.

Instructions
6–18

Executed per call on PHP 8.5, depending on the branch taken. The body compiles to 38.

Plugin surface
None

Nothing here hands control to plugin code.

Called by
0

Nothing in core calls this; the cost is only what you spend yourself.

What one call costs · 2 distinct outcomes

One number would be a lie: the work depends on which branch runs. These are every distinct cost WP_Block_Templates_Registry::get_by_query() can have, taken from its control-flow graph on PHP 8.5.

WhenInstructionsCalls it makes
always6->get_all_registered()
always17–18->get_all_registered(), wp_parse_args()

Across PHP versions

PHPCompiledExecutedBranchesNotes
8.6-dev386–189
8.5386–189
8.4386–1899 fewer instructions than PHP 8.3
8.3476–189
8.2476–189
8.1476–189
7.4476–189

An instruction is not a fixed amount of time, so a matching count is not necessarily the same speed; what it rules out is a difference in the work itself.

Uses · 2

Source code

	public function get_by_query( $query = array() ) {		$all_templates = $this->get_all_registered(); 		if ( ! $all_templates ) {			return array();		} 		$query            = wp_parse_args(			$query,			array(				'slug__in'     => array(),				'slug__not_in' => array(),				'post_type'    => '',			)		);		$slugs_to_include = $query['slug__in'];		$slugs_to_skip    = $query['slug__not_in'];		$post_type        = $query['post_type']; 		$matching_templates = array();		foreach ( $all_templates as $template_name => $template ) {			if ( $slugs_to_include && ! in_array( $template->slug, $slugs_to_include, true ) ) {				continue;			} 			if ( $slugs_to_skip && in_array( $template->slug, $slugs_to_skip, true ) ) {				continue;			} 			if ( $post_type && ! in_array( $post_type, $template->post_types, true ) ) {				continue;			} 			$matching_templates[ $template_name ] = $template;		} 		return $matching_templates;	}

Changelog

Introduced in 6.7.0. Unchanged from 6.7.7 through 7.1.0.

  1. 6.7.7
  2. 6.8.8
  3. 6.9.7
  4. 7.0.4
  5. 7.1.0

Signature, return type and hooks compared across 5 parsed releases.

About this page

Parsed data
Generated from the wordpress-develop 7.1.0 tag, from src/wp-includes/class-wp-block-templates-registry.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.
Corrections
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