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Home Forums Front-end Issues Possible to reference grouped field by field_key in acf/save_post? Reply To: Possible to reference grouped field by field_key in acf/save_post?

  • I doubt it’s as easy as a typo, but…

    ($_POST[‘acf’][‘field_123456789a’]_[‘field123456789b’])

    Check the real code and make sure that underscore isn’t actually there between the two bracketed key refernces, so:

    ($_POST[‘acf’][‘field_123456789a’][‘field123456789b’])