内部foreach循环迭代哈希条目，删除值最后的后缀空格字符。

The inner foreach loop iterates over the hash entries and strips trailing space characters from the values.

youdao

内部foreach循环迭代哈希条目，删除值最后的后缀空格字符。

The inner foreach loop iterates over the hash entries and strips trailing space characters from the values.

youdao