删除变量 meaning in English

erase variables

Attribute names the variable to be removed , and the optional
属性指定待删除变量的名称，
How to : delete a variable from a package using the variables window
如何使用变量窗口从包中删除变量
Contains procedures for creating , modifying , and deleting variables
包含创建、修改和删除变量的过程。
Attribute indicates the scope from which it should be removed and defaults to
属性是可选的，它表示待删除变量来自哪个作用域，缺省为
The first two forms remove all elements from a variable or attribute - which is equivalent to assigning
前两种形式将删除变量或者属性中的所有元素，它们等价于将变量或者属性赋值为