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C/C++ Source or Header  |  1989-02-26  |  307b  |  16 lines
  1. /* edlib  version 1.0 of 04/08/88 */
  2. /* Return the number of characters from "charset" that are at the BEGINNING
  3.  * of string "str".
  4. */
  5.  
  6. int strspn(str, charset)
  7. char *str, *charset;
  8. {
  9.         char *temp = str;
  10.  
  11.         while ( index(charset, *temp) )
  12.                 ++temp;
  13.  
  14.         return(temp - str);
  15. }
  16.