Lingo Dictionary > L-N > listP()

 

listP()

Syntax

listP(item)

Description

Function; indicates whether the item specified by item is a list, rectangle, or point (1 or TRUE) or not (0 or FALSE).

Example

This statement checks whether the list in the variable designers is a list, rectangle, or point, and displays the result in the Message window:

put listP(designers)

The result is 1, which is the numerical equivalent of TRUE.

See also

ilk(), objectP()