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WordPress

WP_Scripts::get_dependency_warning_message( string $handle, string[] $missing_dependency_handles ): string

Since
6.9.1
Source
wp-includes/class-wp-scripts.php:1242
Gets a script-specific dependency warning message.

Compatibility

WordPress
since 6.9.1
PHP
7.4–8.6-dev
  • 6.7.7
  • 6.8.8
  • 6.9.7
  • 7.0.4
  • 7.1.0

Present in 3 of the 5 tracked releases, added in 6.9.1, and compiles on PHP 7.4 through 8.6-dev.

Parameters

$handlestring
Script handle with missing dependencies.
$missing_dependency_handlesstring[]
Missing dependency handles.

Return value

string
Formatted, localized warning message.

Performance profile

How much work a call to WP_Scripts::get_dependency_warning_message() 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
Trivial

Touches nothing outside its own arguments.

Scaling
Constant

No loop in the body: the same number of instructions runs whatever you pass in.

Instructions
14

Executed per call on PHP 8.5. The body compiles to 14.

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 · 1 distinct outcome

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

WhenInstructionsCalls it makes
always14__(), wp_get_list_item_separator(), sprintf()

Across PHP versions

PHPCompiledExecutedBranchesNotes
8.6-dev14140
8.514140
8.4141403 fewer instructions than PHP 8.3
8.317170
8.217170
8.117170
7.417170

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

	protected function get_dependency_warning_message( $handle, $missing_dependency_handles ) {		return sprintf(			/* translators: 1: Script handle, 2: List of missing dependency handles. */			__( 'The script with the handle "%1$s" was enqueued with dependencies that are not registered: %2$s.' ),			$handle,			implode( wp_get_list_item_separator(), $missing_dependency_handles )		);	}

Changelog

Introduced in 6.9.1. Unchanged from 6.9.7 through 7.1.0.

  1. 6.9.7
  2. 7.0.4
  3. 7.1.0

Signature, return type and hooks compared across 3 parsed releases.

About this page

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