Re: Challenge: write a really really small front() for UTF8

[Andrei Alexandrescu]

On 3/23/14, 4:28 PM, Anonymous wrote:

dchar front(char[] s) {
     uint c = s[0];
     ubyte p = ~s[0];
     if (p>>7)
       return c;
     c = c<<8 | s[1];
     if (p>>5)
       return c;
     c = c<<8 | s[2];
     if (p>>4)
       return c;
     return c<<8 | s[3];
}

That's smaller but doesn't seem to do the same!

Andrei