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Subject: | XploRe: Learning Guide |
See XploRe: |
Quantlet: | quant10 | |
Description: | Signum - branching. | |
Download: | quant10.xpl |
proc() = signum(x) ; defines a procedure named "signum" switch ; opens the switch branch case (x > 0) "positive number" ; output in the case that x > 0 break case (x < 0) "negative number" ; output in the case that x < 0 break default "number is zero" ; output in the case that x = 0 break endsw ; end of the switch branch endp ; end of the procedure ; signum(10) ; runs the procedure with value 10 signum(-5) ; runs the procedure with value -5 signum(0) ; runs the procedure with value 0
Subject: | XploRe: Learning Guide |
See XploRe: |