如何插入价值成一串在创造它

代码示例

1
0

N

>>> shepherd = "Martha"
>>> age = 34
>>> # Note f before first quote of string
>>> stuff_in_string = f"Shepherd {shepherd} is {age} years old."
>>> print(stuff_in_string)
Shepherd Martha is 34 years old.
1
0

N

var str = "ello";
var letter = "h";
str = letter + str;

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