get_flexible_grid() when using “Container Size” settinghas_flexible_grid() helperhas_flexible_grid(), get_flexible_grid() & get_flexible_grid_class() now accept a post id as 2nd parametervalue : image logic, allowing developers to save a custom value instead of Image ID/URL{label} to display the field label instead of the previous %s, for consistency (%s will still work)acf_changed popup logic{fields} Template Tag renderacfe_is_gutenberg() helper