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Source View: wp_nav_menu

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Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
269       * Filters the HTML content for navigation menus.
270       *
271       * @since 3.0.0
272       *
273       * @see wp_nav_menu()
274       *
275       * @param string   $nav_menu The HTML content for the navigation menu.
276       * @param stdClass $args     An object containing wp_nav_menu() arguments.
277       */
278      $nav_menu = apply_filters( 'wp_nav_menu', $nav_menu, $args );
279
280      if ( $args->echo ) {
281           echo $nav_menu;
282      } else {
283           return $nav_menu;
284      }
285 }
286
287 /**