Syntax
#include <stdlib.h>
int atoi(const char *string)
Arguments
string pointer to the character string
Return Value
A numerical value of the int type
Description
It converts the character string to a numeric value of the int type by
parsing the character string as follows:
[whitespace][{sign}][digits]
- <whitespace>
- a space, NULL character, or tab character
- <sign>
- + or -
- <digits>
- the decimal characters (more than one digit)
Conversion is terminated when an unrecognizable character appears as part of number.