Parclen()

PURPOSE

Return the length of a character string

SYNONYM

api_par_clen()

SYNOPSIS

#include "lianja_api.h"
 
int	_parclen(order [,index])
 
<input parameters>
int	order;		/* Placement in actual parameter list 	*/
int	index;		/* Array element index				*/
 
<output parameters>
none

DESCRIPTION

The _parclen() function returns the length of a character string passed as a parameter. It will return the length of a string without counting the null terminator. The order specifies the actual placement in the parameter list. If the parameter passed is an array, then the optional index value is used to specify the required element number.

EXAMPLE

The following example will return the length of the character string passed in the first parameter.

Example Lianja script:

m_string="TUESDAY"
m_len=string( m_string )
return

Example 'C' function:

#include "lianja_api.h"
 
lianjaapi_string_length()
{
    int	stringlen;
 
    if ( _parinfo(1) == API_CTYPE ) {
       stringlen = _parclen(1);
    } else {
       stringlen=0;
    }
 
    _retni( stringlen  );
}

SEE ALSO

_parc(), _parcsiz(), _parinfo(), _retc(), _retclen(), ISCHAR(), CHAR_ALLTRIM(), CHAR_LOWER(), CHAR_LPAD(), CHAR_LTRIM(), CHAR_RPAD(), CHAR_RTRIM(), CHAR_STR(), CHAR_UPPER(), DATE_STOD()