is_imagepol - Function

Is this variable an imagepol tool ?

Synopsis
is_imagepol(thing)

Arguments

thing	in	Variable to test
		Allowed:	Glish variable
		Default:	None

Returns
T or F

Description

Determine if this variable is an Imagepol tool. This is very useful in scripts; for robustness, you check that the tool is an Imagepol tool before you start applying Imagepol tool functions.

Example

- p:=imagepol('myimage')
- is_imagepol(p)
T 
- p2 := [10,20]   
- is_imagepol(p2)   
F

Next: imagepoltest - Function Up: images - Module Previous: imagepol.totpolint - Function Contents Index

	Package	general
	Module	images