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Added chrupper

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ErrorTP 2022-12-04 09:39:23 -05:00 committed by GitHub
parent 7aff64740e
commit 26d5ffc14c
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1 changed files with 4 additions and 0 deletions
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4
21-shell/libc/string.c
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@ -33,6 +33,10 @@ int strlen(char s[]) {
while (s[i] != '\0') ++i;
return i;
}
char chrupper(char chr) {
if((chr>96) && (chr<123)) chr ^=0x20;
return chr;
}
void append(char s[], char n) {
int len = strlen(s);