Re: How to do %LEN(%TRIM(&myStringVariable)) in CL program?

Another possibility I reminded later, is to use the QCLSCAN API, when the 
string is shorter than 1000 characters: search for 3 to 5 consecutive spaces 
and use the found parameter. Trimming should be off.

Regards,
Carel Teijgeler



*********** REPLY SEPARATOR  ***********

On 10-3-03 at 8:22 Reggie Acosta wrote:

>Here is Carel's reply coded.
>
>The command source:
> RTVSTRLEN:  CMD        PROMPT('Retrieve String Length')                
>             PARM       KWD(STRING) TYPE(*CHAR) LEN(5000) VARY(*YES +   
>                          *INT2) PROMPT('Character string        +      
>                          (5000)')                                      
>             PARM       KWD(STRLEN) TYPE(*DEC) LEN(4 0) RTNVAL(*YES) +  
>                          PROMPT('CL var for return value  (4,0)')      
>
>The CPP source:
> RTVSTRLEN:  PGM        PARM(&STRING &STRLEN)                   
>             DCL        VAR(&STRING) TYPE(*CHAR) LEN(5002)      
>             DCL        VAR(&STRLENA) TYPE(*CHAR) LEN(2)        
>             DCL        VAR(&STRLEN) TYPE(*DEC) LEN(4 0)        
>                                                                
>             CHGVAR     VAR(&STRLENA) VALUE(%SST(&STRING 1 2))  
>             CHGVAR     VAR(&STRLEN) VALUE(%BIN(&STRLENA))      
>                                                                
>             ENDPGM                                             
>
>Thanks again...
>Reggie
>
>> 
>> message: 1
>> date: Sat, 08 Mar 2003 19:49:09 +0100
>> from: "Carel Teijgeler" <coteijgeler@xxxxxxxxx>
>> subject: Re: How to do %LEN(%TRIM(&myStringVariable)) in CL program?
>> 
>> Reggie,
>> 
>> If you want to know the length of the string, create a 
>> command with two PARMs
>> 
>> PARM 1 is the string length 5000 define as VARY(*YES)
>> PARM 2 is a return value *DEC 4 0
>> 
>> IN the CPP receive PARM 1 in avariable with length 5002, use 
>> the BIF %bin to pull out the first two bytes, return that value.
>> 
>> It is in fact 5 lines of code.
>> 
>> Regards,
>> Carel Teijgeler.
>> 
>
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