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  1. # 1. 创建字符串变量
  2. username = "xiaoming"
  3.  
  4. # 2. 转换为大写  upper() 是字符串转大写的方法
  5. upper_username = username.upper()
  6. print("大写形式：", upper_username)
  7.  
  8. # 3. 获取变量长度  len() 是计算长度的函数
  9. username_len = len(username)
  10. print("字符长度：", username_len)
Success #stdin #stdout 0.07s 14100KB
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大写形式： XIAOMING
字符长度： 8
https://ideone.com/77n63Q
language:
Python 3 (python  3.12)
created:
22 hours ago
visibility:
public

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