whole_func_string: function(update, options) {
            var count = 0
            for (var id in this.cache) {
              this.cache[id].count += update.n
              count += 1
            }
            // demonstrate full return type
            return {val: count, created: false}
          }
func_code_string: function(update, options) {
            var count = 0
            for (var id in this.cache) {
              this.cache[id].count += update.n
              count += 1
            }
            // demonstrate full return type
            return {val: count, created: false}
          }
func_documentation_string: post-updateConfig-memCacheCounterBasic pre-update-memCacheCounterBasic