cfunc.index C Function/C Functions

cfunc.index

Command cfunc.index C Function/C Functions
Applicable release versions: AP 6.1
Category C Functions (120)
Description equivalent to the Pick/BASIC statement: result = index(string1, string2, expression)

This function returns -1 if an error occurs. The error code is contained in _CP_errno.
Syntax int _CP_index(int* result, CPSTR* string1, CPSTR* string2, int expression)
Options
Example
/* The following example prints "2". */

CPSTR * s = _CP_mkstr("bbc");
CPSTR * t = _CP_mkstr("b");
int i;

_CP_index(&i,s,t,2);
_CP_unix_env();
printf("%dn", i);
Purpose
Related cfunc.introduction