_CP_field

_CP_field is equivalent to the result = field(string1, string2, expression) BASIC statement.

Syntax

int _CP_field(CPSTR** result, CPSTR* string1, CPSTR* string2, int expression)

Description

This function returns -1 if an error occurs. The error code is contained in _CP_errno.

Example(s)

/* Prints "ab 2 5" */

CPSTR * s = _CP_mkstr("zdabdz");

CPSTR * t = _CP_mkstr("d");

int i,j;

_CP_field(&s,s,t,2);

_CP_col1(&i);

_CP_col2(&j);

_CP_TERM(s);

_CP_unix_env();

printf("%s %d %d\n",_CP_SADDR(s),i,j);