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get_extended › WordPress Function

Since1.0.0
已弃用n/a
get_extended ( $post )
参数:
  • (string) $post Post content.
    Required: Yes
返回:
  • (string[]) { Extended entry info. @type string $main Content before the more tag. @type string $extended Content after the more tag. @type string $more_text Custom read more text, or empty string. }
定义在:
文档:

Gets extended entry info (<!--more-->).

There should not be any space after the second dash and before the word 'more'. There can be text or space(s) after the word 'more', but won't be referenced. The returned array has 'main', 'extended', and 'more_text' keys. Main has the text before the <!--more-->. The 'extended' key has the content after the <!--more--> comment. The 'more_text' key has the custom "Read More" text.


源码

function get_extended( $post ) {
	// Match the new style more links.
	if ( preg_match( '/<!--more(.*?)?-->/', $post, $matches ) ) {
		list($main, $extended) = explode( $matches[0], $post, 2 );
		$more_text             = $matches[1];
	} else {
		$main      = $post;
		$extended  = '';
		$more_text = '';
	}

	// Leading and trailing whitespace.
	$main      = preg_replace( '/^[\s]*(.*)[\s]*$/', '\\1', $main );
	$extended  = preg_replace( '/^[\s]*(.*)[\s]*$/', '\\1', $extended );
	$more_text = preg_replace( '/^[\s]*(.*)[\s]*$/', '\\1', $more_text );

	return array(
		'main'      => $main,
		'extended'  => $extended,
		'more_text' => $more_text,
	);
}