Walker_Nav_Menu::build_atts() │ protected │ WP 6.3.0

Builds a string of HTML attributes from an array of key/value pairs. Empty values are ignored.

Method of the class: Walker_Nav_Menu{}

No Hooks.

Return

String. A string of HTML attributes.

Usage

// protected - for code of main (parent) or child class
$result = $this->build_atts( $atts );

$atts(array)

An array of HTML attribute key/value pairs.
Default: empty array

Changelog

Walker_Nav_Menu::build_atts() Walker Nav Menu::build atts code ^{WP 6.7.2}

protected function build_atts( $atts = array() ) {
	$attribute_string = '';
	foreach ( $atts as $attr => $value ) {
		if ( false !== $value && '' !== $value && is_scalar( $value ) ) {
			$value             = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
			$attribute_string .= ' ' . $attr . '="' . $value . '"';
		}
	}
	return $attribute_string;
}