python：统计数字、空格、字符各种字符的个数

目录

题目概述

预备知识

完整代码

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题目概述

统计输入字符串中空白型字符、数字型字符、字符型字符及其他型字符的个数

预备知识

ord() 函数

ord() 函数返回对应的 ASCII 数值

完整代码

str_d = input("请输入一串字符：")
char_num = 0
digst_num = 0
blank_num = 0
other_num = 0

for everychar in str_d:
    if ord("a") <= ord(everychar.lower()) <= ord("z"):
        char_num += 1
    elif ord(" ") == ord(everychar):
        blank_num += 1
    elif ord("0") <= ord(everychar) <= ord("9"):
        digst_num += 1
    else:
        other_num += 1

print("字符类型有：" + str(char_num))
print("数字类型有：" + str(digst_num))
print("空白类型有：" + str(blank_num))
print("其他类型有：" + str(other_num))