英语语法分析

Most modern Rexx installations build in their own sorting extension, and it's easy to define a subroutine that implements quicksort or bubblesort for those which lack it.

现在，大多数 Rexx 安装都内置了自己的排序扩展，因此可以方便地为缺少快速排序或冒泡排序的安装定义实现这些排序方法的子例程。