atoi
#include <stdlib.h> //atoi's library
#include <stdio.h>
int main (void)
{
string input = "9";
int output = atoi(input);
printf("%i", output);
//this will print out 9 as an int not a string
}atoi
#include <stdlib.h> //atoi's library
#include <stdio.h>
int main (void)
{
string input = "9";
int output = atoi(input);
printf("%i", output);
//this will print out 9 as an int not a string
}atoi c
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//CONVERT STRING TO INT
int main () {
int val;
char str[20];
strcpy(str, "98993489");
val = atoi(str);
printf("String value = %s, Int value = %d\n", str, val);
strcpy(str, "tutorialspoint.com");
val = atoi(str);
printf("String value = %s, Int value = %d\n", str, val);
return(0);
}what is atoi in strinf
The C library function int atoi(const char *str) converts the
string argument str to an integer (type int).
Note: It is used in case of string because in strings a number is
also stored as char and we have to do Typecasting form (string -> int)atoi
int atoi (const char* str);Copyright © 2021 Codeinu
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