vc_translate_column_width_class

Filters the CSS class generated from a column width fraction (e.g., 1/2 becomes vc_col-sm-6).

Parameters

Parameter	Type	Description
$output	string	The translated CSS class string (e.g., vc_col-sm-6).
$width	string	The original column width fraction (e.g., 1/2, 1/3, 2/5).

Usage

<?php
add_filter( 'vc_translate_column_width_class', 'my_custom_column_class', 10, 2 );

function my_custom_column_class( $output, $width ) {
    // Use custom grid classes instead of the default ones.
    if ( '1/4' === $width ) {
        return 'my-grid-col-3';
    }

    return $output;
}

Source

File: include/helpers/helpers.php