The DELVARIABLE function (abbreviated delvar) deletes a global variable from the current session. For example:
myvar = integ(w1)
creates and deletes variable myvar.
DELALLVARIABLES deletes all global variables in the session.
CLEAR deletes a function, variable or Window:
Is equivalent to:
When used directly from the command line, clear can be specified in the more convenient "command" form:
In fact, any expression of the form:
Can be entered as
However, the command form is only accepted at the command line, it is not recognized within SPL functions. Note: the " " are optional for variable names.