A trailingspace is required for the header to be valid according to the JAR specification.
根据JAR规范,要让标头有效,需要一个尾随空格。
2
The inner foreach loop iterates over the hash entries and strips trailingspace characters from the values.
内部 foreach 循环迭代哈希条目,删除值最后的后缀空格字符。
3
Do not end a file or directory name with a trailingspace or a period. Although the underlying file system may support such names, the operating system does not.