These are generally implicit design decisions in the APIs such as where a value can be null, or where a numeric value is not expected to be negative.

在API的设计中，有一些决策是不言而喻的，比如何时值可以为null，或者何时数字值不能为负。

youdao

These are generally implicit design decisions in the APIs such as where a value can be null, or where a numeric value is not expected to be negative.

在API的设计中，有一些决策是不言而喻的，比如何时值可以为null，或者何时数字值不能为负。

youdao