Blocks for ACF Fields

Go Pro

Documentation

/

Filters

afb/attributes

Description

Filters the block attributes before they are used to render ACF field blocks. This hook allows developers to modify block attributes programmatically, enabling dynamic customization of block behavior, styling, and content presentation.

Parameters

apply_filters( 'afb/attributes', $attr, $field );
$attr

(array)

The block attributes array containing all block settings

$field

(array)

The ACF field array containing field configuration, key, name, type, and value

Modifiers

afb/attributes Applies to all fields.
afb/attributes/type={$type} Applies to all fields of a specific type.
afb/attributes/name={$name} Applies to all fields of a specific name.
afb/attributes/key={$key} Applies to all fields of a specific key.

Example

add_filter( 'afb/attributes/type=textarea', 'modify_textarea_attributes', 10, 2 );
function modify_textarea_attributes( $attr, $field ) {
    // Use <div> tag instead of <p> for textarea fields
    $attr['tag'] = 'div';
    
    // Add custom styling
    $attr['style']['lineHeight'] = '1.8';
    
    return $attr;
}Code language: PHP (php)

Filters