Question

How to create formatted string in C

Answer 1

#include<stdio.h>

int main(void) {
    char buffer[128] = "";
    char s[] = "c version ";
    int version = 17;
    
    int length = snprintf(buffer, 128, "%s: %i%s", s, version, ".");
    
    puts(buffer);
    
    printf("length = %i", length); // "c version : 17." = 15 characters 
    
    return 0;
}




/*
run:

c version : 17.
length = 15

*/

 

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