Design a C function that shortens a string to 8 characters

Design a C function that shortens a string to 8 characters

How to design a C function that shortens a string to 8 characters in C Programming Language ?


Solution:

  1. #include "base.h"
  2. #include "string.h"
  3. /*

  4. Design a function that shortens a string to 8 characters.

  5. */
  7. // String -> String    
  8. String truncate(String string);
  10. void truncate_test() {
  11.     check_expect_s(truncate("1234567891011"), "12345678");      // line 19
  12.     check_expect_s(truncate("123"), "123");                             // line 20
  13.     check_expect_s(truncate("12345678"), "12345678");           // line 21
  14. }
  16. // Returns the original string or shortens it to the first 8 characters.
  17. String truncate(String string) {
  18.     if (s_length(string) <= 8) {
  19.         return(string);
  20.     } else {
  21.         return(s_sub(string, 0,8));
  22.     }
  23.         return 0;
  24. }
  26. int main(void) {
  27.     truncate_test();
  28.     return 0;
  29.     }


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