text Theme_the_excerpt more excrpt阅读更多内容阅读更多摘录长度摘录大小

Posted 2021-04-30

function new_excerpt_more( $more ) {
	return '[.....]';
}
add_filter('excerpt_more', 'new_excerpt_more');

<?php theme_the_excerpt( get_the_ID(), 15 ); ?>

function theme_the_excerpt( $id, $words, $end = '' ) {
	$current_post = get_post( $id );

	if ( trim( $current_post->post_excerpt ) ) {
		echo '<p>'.wp_trim_words( $current_post->post_excerpt, $words, $end ).'</p>';
	} elseif ( strpos( $current_post->post_content, '<!--more-->' ) !== false ) {
		echo '<p>'.wp_trim_words( $current_post->post_content, $words, $end ).'</p>';
	} else {
		echo '<p>'.wp_trim_words( $current_post->post_excerpt, $words, $end ).'</p>';
	}
}

function theme_the_excerpt() {
	global $post;
	global $more;
	$more = 0;
	
	if (trim($post->post_excerpt)) {
		the_excerpt();
	} elseif (strpos($post->post_content, '<!--more-->') !== false) {
		the_content();
	} else {
		the_excerpt();
	}
}

function the_excerpt_max_charlength($charlength) {
	$excerpt = get_the_excerpt();
	$charlength++;

	if ( mb_strlen( $excerpt ) > $charlength ) {
		$subex = mb_substr( $excerpt, 0, $charlength - 5 );
		$exwords = explode( ' ', $subex );
		$excut = - ( mb_strlen( $exwords[ count( $exwords ) - 1 ] ) );
		if ( $excut < 0 ) {
			echo trim(mb_substr( $subex, 0, $excut ));
		} else {
			echo trim($subex);
		}
		echo '...';
	} else {
		echo $excerpt;
	}
}

<?php echo the_excerpt_max_charlength(100); ?>

----- limit excerpt обрезать эксерпт

http://smallenvelop.com/4-ways-to-limit-post-excerpt-length-in-wordpress/