This constraint forces any type 't' to have a default constructor, that is, a constructor that takes no parameters.

这个约束强制任何类型'T '都必须具有无参数的公共构造函数。

youdao

This constraint forces any type 't' to have a default constructor, that is, a constructor that takes no parameters.

这个约束强制任何类型'T '都必须具有无参数的公共构造函数。

youdao