acf/validate_value/key=(key) │ filter-hook │ ACF 1.0

Usage

add_filter( 'acf/validate_value/key=(key)', 'wp_kama_acf_validate_value_key_filter', 10, 4 );

/**
 * Function for `acf/validate_value/key=(key)` filter-hook.
 * 
 * @param  $valid 
 * @param  $value 
 * @param  $field 
 * @param  $input 
 *
 * @return 
 */
function wp_kama_acf_validate_value_key_filter( $valid, $value, $field, $input ){
	// filter...
	return $valid;
}

$valid

-

$value

-

$field

-

$input

-

Where the hook is called

$valid = apply_filters( "acf/validate_value/key={$field['key']}", $valid, $value, $field, $input );

Where the hook is used in Advanced Custom Fields PRO