如何获取目录中最旧的LastWriteTime文件？

Question

如果我有一个通配符的完整路径，我怎样才能得到最旧的LastWriteTime的文件？

$fullpath = "myFolder:\foooBar*.txt" 
$theOldestFile = # What to write to get among the 
       #fooBar*.txt that has the max LastWriteTime? 

Answer 1

这样的：

$fullpath = "myFolder:\foooBar*.txt" 
$theOldestFile = dir $fullpath | sort lastwritetime | select -First 1