acf/location/rule_values/<param>

The Advanced Custom Fields acf location rule values param hook.

Description

apply_filters( 'acf/location/rule_values/<param>', (unknown) $choices ); 

Parameters (1)

0. $choices (unknown)
The choices.

Usage

To run the hook, copy the example below.
  1. $choices = apply_filters( 'acf/location/rule_values/{$param}', $choices ); 
  2.  
  3. if ( !empty( $choices ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the acf/location/rule_values/<param> callback 
  2. function filter_acf_location_rule_values_param( $choices ) { 
  3. // make filter magic happen here... 
  4. return $choices
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( "acf/location/rule_values/{$param}", 'filter_acf_location_rule_values_param', 10, 1 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( "acf/location/rule_values/{$param}", 'filter_acf_location_rule_values_param', 10, 1 ); 

Defined (1)

The filter is defined in the following location(s).

/core/controllers/field_group.php  
  1. $choices = apply_filters( 'acf/location/rule_values/' . $options['param'], $choices );