Methods 1 to 1 of 1 WPSEO_Keyword_Validator::validate() – Validates the keyword-related data. Extended by Class name: WPSEO_Keyword_Validator Plugin ref: Yoast SEO Version: 15.4 Sourcefile: inc/indexables/validators/class-keyword-validator.php File ref: inc/indexables/validators/class-keyword-validator.php API Letters: K,V,W