Wp Theme Date Conveted Bangla code

/**
 * This function converts all english number's to bangla number by Md Abul Bashar
 */
function make_bangla_number($str)
{
    $engNumber = array(1,2,3,4,5,6,7,8,9,0);
    $bangNumber = array('১','২','৩','৪','৫','৬','৭','৮','৯','০');
    $converted = str_replace($engNumber, $bangNumber, $str);

    return $converted;
}

add_filter( 'get_the_time', 'make_bangla_number' );
add_filter( 'the_date', 'make_bangla_number' );
add_filter( 'get_the_date', 'make_bangla_number' );
add_filter( 'comments_number', 'make_bangla_number' );
add_filter( 'get_comment_date', 'make_bangla_number' );
add_filter( 'get_comment_time', 'make_bangla_number' );