新一天打卡

china2022

1. 字符串的分类 Single quotes    Double quotes  Triple quoted
        2. 单引号和双引号一定要确保语句中是成双成对的
        3. >>>print('let's go!')   错误写法   'let'当成变量了
        4. >>>print("let's go!")  正确写法
        5. 引用名句的写法"人生苦短，我用Python"
        6. >>>print('"Life is short,you need Python"')
        7. >>>"Life is short,you need Python"
        8. 转义字符\
        9. >>>print('"Life is short,let's learn Python"')
            
        >>>SyntaxError: unterminated string literal (detected at line 1)
        >>>print('\"Life is short,let\'s learn Python"\')
            
        >>>SyntaxError: unterminated string literal (detected at line 1)
        >>>print('\"Life is short,let\'s learn Python\"')
            
        >>>"Life is short,let's learn Python"
        >>>print("\"Life is short,let\'s learn Python\"")
            
        >>>"Life is short,let's learn Python"
        10.  换行符\n
        print("I love Python,\nI love Python.")
            
        I love Python,
        I love Python.