get_extended( string $post )
Get extended entry info (<!--more-->).
Description
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.
Parameters
- $post
-
(string) (Required) Post content.
Return
(array) Post before ('main'), after ('extended'), and custom read more ('more_text').
Source
File: wp-includes/post.php
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 );
}
Changelog
| Version | Description |
|---|---|
| WP-1.0.0 | Introduced. |