searchform.php

<?php
/**
 * The searchform.php template.
 *
 * Used any time that get_search_form() is called.
 *
 * @link https://developer.wordpress.org/reference/functions/wp_unique_id/
 * @link https://developer.wordpress.org/reference/functions/get_search_form/
 *
 * @package WordPress
 * @subpackage Twenty_Twenty_One
 * @since Twenty Twenty-One 1.0
 */

/** @var array{ wrap_in_search: bool, aria_label: string } $args */

/*
 * Generate a unique ID for each form and a string containing an aria-label
 * if one was passed to get_search_form() in the args array.
 */
$twentytwentyone_unique_id = wp_unique_id( 'search-form-' );

$twentytwentyone_aria_label = ! empty( $args['aria_label'] ) ? 'aria-label="' . esc_attr( $args['aria_label'] ) . '"' : '';

$twentytwentyone_wrap_in_search = ! empty( $args['wrap_in_search'] );
?>
<?php if ( $twentytwentyone_wrap_in_search ) : ?>
<search<?php echo $twentytwentyone_aria_label ? ' ' . $twentytwentyone_aria_label : ''; ?>>
<?php endif; ?>
<form <?php echo $twentytwentyone_wrap_in_search ? '' : 'role="search" ' . $twentytwentyone_aria_label . ' '; ?>method="get" class="search-form" action="<?php echo esc_url( home_url( '/' ) ); ?>">
	<label for="<?php echo esc_attr( $twentytwentyone_unique_id ); ?>"><?php _e( 'Search&hellip;', 'twentytwentyone' ); // phpcs:ignore: WordPress.Security.EscapeOutput.UnsafePrintingFunction -- core trusts translations ?></label>
	<input type="search" id="<?php echo esc_attr( $twentytwentyone_unique_id ); ?>" class="search-field" value="<?php echo get_search_query(); ?>" name="s" />
	<input type="submit" class="search-submit" value="<?php echo esc_attr_x( 'Search', 'submit button', 'twentytwentyone' ); ?>" />
</form>
<?php if ( $twentytwentyone_wrap_in_search ) : ?>
</search>
<?php endif; ?>