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block_core_heading_render › WordPress Function
Since6.2.0
Deprecatedn/a
› block_core_heading_render ( $attributes, $content )
Parameters: (2) |
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Returns: |
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Defined at: |
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Codex: |
Adds a wp-block-heading class to the heading block content.
For example, the following block content:Hello World
Would be transformed to:Hello World
Source
function block_core_heading_render( $attributes, $content ) {
if ( ! $content ) {
return $content;
}
$p = new WP_HTML_Tag_Processor( $content );
$header_tags = array( 'H1', 'H2', 'H3', 'H4', 'H5', 'H6' );
while ( $p->next_tag() ) {
if ( in_array( $p->get_tag(), $header_tags, true ) ) {
$p->add_class( 'wp-block-heading' );
break;
}
}
return $p->get_updated_html();
}