Outputs the beginning of the current level in the tree before elements are output.
Description
See also
Parameters
$outputstringrequired- Used to append additional content (passed by reference).
$depthintoptional- Depth of page. Used for padding. Default 0.
$argsarrayoptional- Arguments for outputting the next level.
Default:
array()
Source
public function start_lvl( &$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}";
}
Changelog
| Version | Description |
|---|---|
| 2.1.0 | Introduced. |
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