WordPress at a glance
function is not described

wp_just_in_time_script_localization() WP 2.5.0

Load localized data on print rather than initialization.

These localizations require information that may not be loaded even by init.

No Hooks.

Return

Nothing (null).

Usage

wp_just_in_time_script_localization();

Code of wp just in time script localization: wp-includes/script-loader.php VER 5.0.3

<?php
function wp_just_in_time_script_localization() {

	wp_localize_script( 'autosave', 'autosaveL10n', array(
		'autosaveInterval' => AUTOSAVE_INTERVAL,
		'blog_id' => get_current_blog_id(),
	) );

	wp_localize_script( 'mce-view', 'mceViewL10n', array(
		'shortcodes' => ! empty( $GLOBALS['shortcode_tags'] ) ? array_keys( $GLOBALS['shortcode_tags'] ) : array()
	) );

	wp_localize_script( 'word-count', 'wordCountL10n', array(
		/*
		 * translators: If your word count is based on single characters (e.g. East Asian characters),
		 * enter 'characters_excluding_spaces' or 'characters_including_spaces'. Otherwise, enter 'words'.
		 * Do not translate into your own language.
		 */
		'type' => _x( 'words', 'Word count type. Do not translate!' ),
		'shortcodes' => ! empty( $GLOBALS['shortcode_tags'] ) ? array_keys( $GLOBALS['shortcode_tags'] ) : array()
	) );
}