This snippet will let you define a new default excerpt length for the WordPress excerpts output. The following example will set the default excerpt length to 20 characters.
Here is a snippet that will enable you to show a short intro (excerpt) of the WordPress author bio of a post and not the complete bio. With this snippet you can make an excerpt of the author bio, with a link to the author page, where you can see the full bio. Instructions Add …
This snippet will let you use multiple custom excerpts length of the WordPress excerpts output.