<?php
$a = TRUE; //A同意$b = TRUE; //B同意$c = FALSE; //C反对$d = FALSE; //D反对
echo ($a and $b)? "通过 ":"不通过 ";
echo ($d or $c)? "不通过 ":"通过 ";
echo ($a Xor $c)? "通过 ":"不通过 ";
echo "<br />";
echo (!$d)? "通过 ":"不通过 ";
echo ($c || $d)? "通过 ":"不通过 ";
echo ($a && $b)? "通过 ":"不通过 ";
?>
