sscanf Function

Scans formatted text from a string.

Include

<stdio.h>

Prototype

int sscanf(const char *s, const char *format, ...);

Arguments

s

storage string for input

format

format control string

...

optional arguments

Return Value

Returns the number of items successfully converted and assigned. If no items are assigned, a 0 is returned. EOF is returned if an input error is encountered before the first conversion.

Remarks

The format argument has the same syntax and use that it has in scanf.

Example

#include <stdio.h>

int main(void)
{
  char s[] = "5 T green 3000000.00";
  int number, items;
  char letter;
  char color[10];
  float salary;

  items = sscanf(s, "%d %c %s %f", &number, &letter,
               &color, &salary);

  printf("Number of items scanned = %d\n", items);
  printf("Favorite number = %d\n", number);
  printf("Favorite letter = %c\n", letter);
  printf("Favorite color = %s\n", color);
  printf("Desired salary = $%.2f\n", salary);

}

Example Output

Number of items scanned = 4
Favorite number = 5
Favorite letter = T
Favorite color = green
Desired salary = $3000000.00