判斷是否為字母isalpha()
#include <stdio.h>
#include <ctype.h>
int main(void)
{
char t;
while (t = getchar()) {
if (t == EOF) {
break;
}
if (t == '\n') {
continue;
}
if ( isalpha(t)) {
printf("對,是字母...\n");
int a = isalpha(t);
printf("%d",a);
}
else {
printf("不是字母喔...\n");
int a = isalpha(t);
printf("%d",a);
}
}
return 0;
}
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