wp-includes/class-wp-styles.php:119Constructor.
One hook fires while WP_Styles::__construct() runs, in this order:
Fires when the WP_Styles instance is initialized.
public function __construct() { if ( function_exists( 'is_admin' ) && ! is_admin() && function_exists( 'current_theme_supports' ) && ! current_theme_supports( 'html5', 'style' ) ) { $this->type_attr = " type='text/css'"; } /** * Fires when the WP_Styles instance is initialized. * * @since 2.6.0 * * @param WP_Styles $wp_styles WP_Styles instance (passed by reference). */ do_action_ref_array( 'wp_default_styles', array( &$this ) ); }Introduced in 2.6.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-styles.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.