Further, the effect of certain expressions is undefined. For example, consider the following code.

进一步讲，某些表达式的效果是未定义的。例如，考虑下面的代码。

youdao

Consider the following code snippet.

可以考虑下面的代码片段。

youdao

Consider the following code for a lookup formula.

考虑下面的查找公式代码。

youdao

Consider the following code for a lookup formula.

考虑下面的查找公式代码。

youdao