Please enable JavaScript to view this site.

ESL Documentation

This section presents the basic action statements that you can specify for any object. They create a new object or delete an existing one, change the contents of objects, and change the attributes of objects. (Other action statements associated with particular features - for example, textual regions, graphical objects, classes of objects, communications, etc. - are described in each of the related topic.) The basic object action statements are:

 

Action

Statement Description

add

Creates a new object.

add to

Adds new drawing statement(s) to an object without clearing existing ones.

change

Adds new drawing statements, clears existing ones, and deletes all of the object's children.

change graphics

Adds new drawing statements and clears existing ones, without deleting the object's children.

clear

Deletes contents of object and its children.

clear graphics

Deletes contents of object, without deleting its children.

delete

Deletes object and its children.