说这是echo的简化语法,<?=$color?>等于<?php echo $color?>吗?<html>
<body><?php
$color = "red";
?><p>Roses are <?=$color?></p></body>
</html>
<body><?php
$color = "red";
?><p>Roses are <?=$color?></p></body>
</html>
调试欢乐多
就等于
<%
response.write a
%>
php里也是的
<?php=$a?>
就等于
<?php
echo $a;
?>