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CASE.C
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1985-12-07
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403b
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29 lines
/* case.c: convert strings to one case */
#include <stdio.h>
#include <ctype.h>
char *strupper(s,t)
char *s, *t;
{
register char *p;
strcpy(s,t);
for (p = s ; *p ; ++p)
*p = toupper(*p);
return s;
}
char *strlower(s,t)
char *s, *t;
{
register char *p;
strcpy(s,t);
for (p = s ; *p ; ++p)
*p = tolower(*p);
return s;
}