ACF: How to query for a given value count of an array like field? (e.g.: How many rows has a `flexible_content` field?)

This isn’t possible using WP_Query, you can’t query the insides of structured data stored in a single post meta value. At best you can use regular expressions, or do math/boolean comparisons, you can even do LIKE comparisons, but these are all string operations. If you need to query structured data such as objects or arrays, … Read more

User query – getting values for custom meta keys/fields

SOLVED. I missed ID field in field array. $args = array( ‘role’ => ‘author’, ‘order’ => ‘DESC’, ‘orderby’ => ‘post_count’, ‘meta_query’ => array( ‘relation’ => ‘OR’, array( ‘key’ => ‘medical_diagnosis’, ‘compare’ => ‘EXISTS’, ), array( ‘key’ =’gender’, ‘compare’ => ‘EXISTS’, ), ), ‘who’ => ‘authors’, ‘count_total’ => true, ‘fields’ => array( ‘ID’, ‘user_email’, ‘display_name’), ); … Read more