android webview net :: err_unknown_url_scheme：tel

Question

//grab the all the post comments replies
function grab_all_post_comment_replies_parent_ids($post_id){
    //filter string to contain only numbers just in case
    $post_id = filter_numbers($post_id);
    //escape special characters in the string for use in the MySQL statement
    $post_id = mysqli_real_escape_string(database(), $post_id);

    $query = "SELECT `posts`.`post_id`
              FROM `posts` 
              WHERE `parent_id` = '$post_id'
              AND `level` = '1'";
    //short hand if statement ? if-true : if-false to determine the number of results returned by the query                                          
    $count = ($query = mysqli_query(database(), $query)) ? mysqli_num_rows($query) : 0; 

    if($count === 0){
        //query returned 0 meaning no results so return false as the value for the function
        return false;
    } else {
        while($row = mysqli_fetch_array($query)){ 
            $results[] = $row['post_id'];
        }

        return $results;
    }
}


function all_post_comment_replies($post_id){
    $total = count(grab_all_post_comment_replies_parent_ids($post_id)); 
    $sum = 0;
    $all_ids = array();
    if(is_array(grab_all_post_comment_replies_parent_ids($post_id))){
        foreach(grab_all_post_comment_replies_parent_ids($post_id) as $parent_id){
            //filter string to contain only numbers just in case
            $parent_id = filter_numbers($parent_id);
            //escape special characters in the string for use in the MySQL statement
            $parent_id = mysqli_real_escape_string(database(), $parent_id);

            $query = "SELECT *
                      FROM `posts`
                      WHERE `parent_id` = '$parent_id'
                      AND `level` = '2'";
            //short hand if statement ? if-true : if-false to determine the number of results returned by the query                                          
            $count = ($query = mysqli_query(database(), $query)) ? mysqli_num_rows($query) : 0; 

            if($count === 0){
                //query returned 0 meaning no results so return false as the value for the function
                return false;
            } else {
                while($row = mysqli_fetch_array($query)){ 
                    $ids[] = $row['post_id'];
                }

                $all_ids = $ids;
            }

            if($sum = $total){
                return $all_ids;
            } else {
                return false;
            }

            $sum++;
        }
    } else {
        return false;
    }
}

这是我的Mainactivity可以帮助我解决问题当我点击它给我的电话号码错误＆＃34;错误net :: err_unknown_url_scheme tel：＆＃34;