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Truncating Headlines by words count in Schema Plugin https://schema.press/docs/truncating-headlines/
<?php //* do not include php tag
add_filter('schema_wp_filter_headline', 'truncating_headlines_words_567545256');
/**
* Schema Plugin: Truncating Headlines by words count
*
* @since 1.0
*/
function truncating_headlines_words_567545256( $headline ) {
$word_count = 6; // number of words
$short_headline = wp_trim_words( $headline, $word_count, '' );
return $short_headline;
}
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