whole_func_string: function (page) {
              return (page && page.children && Object.keys(page.children).length > 0) ? true : false;
          }
func_code_string: function (page) {
              return (page && page.children && Object.keys(page.children).length > 0) ? true : false;
          }
func_documentation_string: Check if given page has children *