rwmb_meta_boxes
This is the most important filter of Meta Box. It is used to add/remove/edit field groups.
rwmb_normalize_meta_box
This filter is used to normalize field group settings. It's useful when you want to set default values for a field group.
rwmb_normalize_field
This filter is used to normalize field settings. It's useful when you want to set default values for a field.
rwmb_show
This filter is used to decide whether to show a field group.
rwmb_meta
This filter is used to change the returned value of the rwmb_meta() helper function .
rwmb_get_value
This filter is used to change the returned value of the rwmbgetvalue() helper function.
rwmb_the_value
This filter is used to change the returned value of the rwmbthevalue() helper function.
rwmb_shortcode
This filter is used to change the output of [rwmb_shortcode] shortcode.
rwmb_value
This filter is used to change a field value before saving it in the database.
rwmb_outer_html
This filter is used to change the outer HTML output of a field. Outer HTML is the surrounding div (the most outside) of the field.
rwmb_wrapper_html
This filter is used to change the wrapper HTML of a field, e.g. the HTML content inside the ``.
rwmb_begin_html
This filter is used to change the beginning HTML output of a field.
rwmb_end_html
This filter is similar to rwmbbeginhtml and is used to change the ending HTML output of a field.
rwmb_html
This filter is used to change the HTML of the field input.
rwmb_field_meta
This filter is used to change a field value before displaying it in the editing form.
rwmb_choice_label
This filter allows developers to change the label of choice fields (user, post, taxonomy, and taxonomy_advanced).