hugo/docs/content/en/functions/strings/CountWords.md

title	linkTitle	description	categories	keywords	menu	function	relatedFunctions	aliases
strings.CountWords	countwords	Counts the number of words in a string.	functions		docs parent functions	aliases returnType signatures countwords int strings.CountWords INPUT	len strings.Count strings.CountRunes strings.CountWords strings.RuneCount	/functions/countwords

The template function works similar to the .WordCount page variable.

{{ "Hugo is a static site generator." | countwords }}
<!-- outputs a content length of 6 words.  -->