Walker_Page::start_lvl() WordPress Method
The Walker_Page::start_lvl() method is used to start the list of child pages for a given parent page. This is typically called by the Wordpress page Walker when it is walking through the list of pages to output.
Walker_Page::start_lvl( string $output, int $depth, array $args = array() ) #
Outputs the beginning of the current level in the tree before elements are output.
Description
See also
Parameters
- $output
(string)(Required)Used to append additional content (passed by reference).
- $depth
(int)(Optional) Depth of page. Used for padding. Default 0.
- $args
(array)(Optional) Arguments for outputting the next level.
Default value: array()
Source
File: wp-includes/class-walker-page.php
public function start_lvl( &$output, $depth = 0, $args = array() ) {
if ( isset( $args['item_spacing'] ) && 'preserve' === $args['item_spacing'] ) {
$t = "\t";
$n = "\n";
} else {
$t = '';
$n = '';
}
$indent = str_repeat( $t, $depth );
$output .= "{$n}{$indent}<ul class='children'>{$n}";
}
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Changelog
| Version | Description |
|---|---|
| 2.1.0 | Introduced. |