1.输出
需要加双引号
> print("hello")
hello
2.拼接字符串
> print("a" + "3")
a3
3.字符串变量赋值
> a
= "aa"
> print(a
)
aa
a是变量,而“aa”中的aa是字符串;变量a存储的是字符串“aa”——a是字符串变量
字符串与变量区分
> a
= 5
> print(a
)
> print("a")
5
a
4.拼接字符串变量
> a
= "c"
> b
= "5"
> print(a
+b
)
c5
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