what error?
From: nick (ucheng4_at_csc.cuhk.edu.hk)
Date: 02/28/05
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Date: Mon, 28 Feb 2005 19:25:57 +0800
int main(){
int x[2];
x[0]=1;
x[1]=2;
printf("%d\n",x[0]);
printf("%d\n", isdigit(3));
}
why the print out result are
1
0
not
1
1
3 is a digit ,then why isdigit(3) not return 1?
thanks!
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