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Can you get an excerpt from a post outside the loop?
However, once you’re outside of the loop, you can’t use this function to get an excerpt for the post. If you want to display a list of posts and excerpts outside of the loop, such a customized list of certain posts, you’ll need to be a bit more creative.
Do You need A post ID to get the excerpt?
Yes, you are right. get_the_excerpt generates word-counted trimmed-down version of the full post content, when there is no user-supplied excerpt. But here, you are not using get_the_excerpt inside the loop. So, you will need to pass a post object or post ID as parameter to fetch the excerpt.
When to use get the excerpt function in WordPress?
get_the_excerpt() can be used to retrieve and store the value in a variable, without outputting it to the page.
How does the excerpt function work in WordPress?
Displays the excerpt of the current post after applying several filters to it including auto-p formatting which turns double line-breaks into HTML paragraphs. It uses get_the_excerpt() to first generate a trimmed-down version of the full post content should there not be an explicit excerpt for the post.
What’s the difference between an excerpt and a more tag?
Whereas this more tag requires a post author to manually create a ‘split’ in the post contents, which is then used to generate a “read more” link on index pages, the excerpts require, but do not necessarily demand, a post author to supply a ‘teaser’ for the full post contents.
What’s the default length of an excerpt in WordPress?
See get_the_excerpt () for more details. An auto-generated excerpt will also have all shortcodes and tags removed. It is trimmed down to a word-boundary and the default length is 55 words. For languages in which words are (or can be) described with single characters (ie.
How to change the excerpt length in PHP?
By default, excerpt length is set to 55 words. To change excerpt length to 20 words using the excerpt_length filter, add the following code to the functions.php