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Minus value to set zero

Dayananda

By Dayananda
in AutoLISP, Visual LISP & DCL

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Dayananda Collaborator

Dayananda

Posted
Posted 
(- botLength 6000)

If this value is a minus value , I need to set it zero. Please help

dexus Enthusiast

dexus

Posted
Posted

You mean like this? 

(if (minusp botLength) 0 (- botLength 6000))

 

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Saxlle Community Regular

Saxlle

Posted
Posted 
(if (= (minusp botLength) T) ;; verifies that a number is negative
	
    (setq botLength 0) ;; if it is, it will set to 0
    
    (setq botLength (- botLength 6000)) ;; if it isn't, it will be substracted with "6000"
    
    )

 

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