' Shows how BCX can use "C" functions directly 
 
 $HEADER
 char * Remove_All_White_Space(char *);
 $HEADER
 
 DIM a$
 DIM b$
 
 a$ = "     this   is    a     test      "
 
 b$ = Remove_All_White_Space(a$)
 
 PRINT b$
 
 END PROGRAM
 
 ! char* Remove_All_White_Space(char* str1)
 ! {
 !  char *obuf,*nbuf;
 !  if (str1)
 !   {
 !    for (obuf=str1,nbuf=str1;*obuf;++obuf)
 !     {
 !      if (!isspace(*obuf))
 !      *nbuf++=*obuf;
 !     }
 !   *nbuf=0;
 !   }
 !  return str1;
 ! }