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Python dictionary values()用法及代码示例


values()是Python编程语言中的内置方法,它返回给定词典中所有可用值的列表。

用法:

dictionary_name.values()

参数:
没有参数


返回:

returns a list of all the values available in a given dictionary.
the values have been stored in a reversed manner.

错误:

As we are not passing any parameters there
is no scope for any error.

代码#1:

# Python3 program for illustration  
# of values() method of dictionary  
  
  
# numerical values 
dictionary = {"raj":2, "striver":3, "vikram":4} 
print(dictionary.values())   
  
  
# string values 
dictionary = {"geeks":"5", "for":"3", "geeks":"5"} 
print(dictionary.values())  

输出:

dict_values([2, 3, 4])
dict_values(['5', '3'])

实际应用:
给定姓名和工资,返回所有雇员的总工资。

代码#2:

# Python3 program for illustration  
# of values() method in finding total salary 
  
  
# stores name and corresponding salaries 
salary = {"raj" :50000, "striver" :60000, "vikram" :5000}  
  
# stores the salaries only 
list1 = salary.values()  
print(sum(list1))  # prints the sum of all salaries

输出:

115000



注:本文由纯净天空筛选整理自Striver大神的英文原创作品 Python dictionary | values()。非经特殊声明,原始代码版权归原作者所有,本译文未经允许或授权,请勿转载或复制。