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  1.  Home
  2. RPG400-L
  3. April 2006

Re: RPGLE pgm to parse a string

On 4/4/06, Stiju Easo <stiju.as400@xxxxxxxxx> wrote:
> To be precise how can i reverse a string in RPG,
>  I didnt see any inbuilt functions for this
>   then how to do it?

you can %subst each char of the string:
  ix  = %len(string) ;
  tx = 1 ;
  dow     ix > tx ;
     ch1 =  %subst(string:tx:1) ;
     %subst(string:tx:1) = %subst(string:ix:1) ;
     %subst(string:ix:1) = ch1 ;
     ix  = ix - 1 ;
     tx  = tx + 1 ;
  enddo ;

-Steve

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