block_core_paragraph_add_class() │ WP 7.0.0

Append the wp-block-paragraph class before rendering the stored core/paragraph block contents.

For example, the following block content: <p class="align-left">Hello World</p>

Would be transformed to: <p class="align-left wp-block-paragraph">Hello World</p>

No Hooks.

Returns

String. Filtered block content.

Usage

block_core_paragraph_add_class( $block_content );

$block_content(string) (required)

The block content.

Changelog

block_core_paragraph_add_class() block core paragraph add class code ^{WP 7.0}

function block_core_paragraph_add_class( $block_content ) {
	if ( ! $block_content ) {
		return $block_content;
	}

	$processor = new WP_HTML_Tag_Processor( $block_content );

	if ( $processor->next_tag( 'p' ) ) {
		$processor->add_class( 'wp-block-paragraph' );
	}

	return $processor->get_updated_html();
}