http://btmiller.com/2015/04/13/get-list-of-keys-from-dictionary-in-python-2-and-3.html Get a List of Keys From a Dictionary in Both Python 2 and Python 3 It was mentioned in an earlier post that there is a difference in how the keys() operation behav…
Name:Get Dictionary KeysSource:Collections <test library>Arguments:[ dictionary ]Returns `keys` of the given `dictionary`. `Keys` are returned in sorted order. The given `dictionary` is never altered by this keyword.…
效果 首先,我们先来准备我们需要的类 1.检查项目类 using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace 第五章_体检套餐管理系统_ { //项目类 public class HealthCheckItem { //项目描述 public string Description { get; set;…
Python dictionary implementation http://www.laurentluce.com/posts/python-dictionary-implementation/ August 29, 2011 This post describes how dictionaries are implemented in the Python language. Dictionaries are indexed by keys and they can be seen as…