Similar considerations apply if we change the type of the first parameter from String to int.

如果将第一个参数的类型从 String 变成 int ，那么也得考虑相同的问题。

youdao

Assign is only available for assigning a value to simple type fields, such as string and int. To create an assign mapping.

Assign只能用于为简单类型字段指定值，比如字符串和整数。

youdao

In this case, you can use a Convert to ensure that the string age, which is expected, but not required to be an int, is actually an int in the target.

对于这种情况，您可以使用Convert来确保字符串格式的年龄(预期的值，但不一定要为整数值)在目标中为一个整数值。

youdao

And we'll see if you try to mess with our functions by providing a string when we want an int, or providing an int when we want a string, you may very well get yelled at and the user will have to retry.

我们可以看到，如果你尝试打乱我们的函数,当想要一个int数时我们提供sting型，或者,当想要一个sting数时我们提供int型，你可能会被吼叫,然后用户不得不重新尝试。

哈佛公开课 - 计算机科学课程节选

int So whereas before I mentioned int, turns out if you wanna put a string in a variable, you have to say this is a string.

先不管我之前提到的，如果你想把一个字符串赋给某个变量，那你必须事先声明这个变量是string类型的。

哈佛公开课 - 计算机科学课程节选