Python入门知识

“”“从键盘上输入 一个字符，判断其字符类型。”""
2 while True:
3 char = input(“请输入需要判断的字符:”)
4 if str.isdigit(char) == True:
5 print(“该字符为数字”)
6 try:
7 char = int(char)
8 print(“并且该数值类型为int”)
9 except:
10 pass
11
12 elif str.isalpha(char) == True:
13 “”“关于判断汉字方法查阅资料 原文链接:https://blog.youkuaiyun.com/guotong1988/article/details/80896663"”"
14 if char >= u’\u4e00’ and char <= u’\u9fa5’: # 判断该字符是否为汉字
15 print(“该字符是汉字”)
16 else:
17 print(“该字符是字母”)
18 elif str.isalnum(char) == True:
19 print(“该字符为数字和字母组合”)
20 elif char == " ":
21 print(“该字符为空格”)
22 else:
23 try:
24 char = float(char)
25 print(“该字符为数字”)
26 print(“并且该数值类型为float”)
27 except:
28 print(“该字符为其他”)