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怎么在循环中判断一个值发生变化

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WBOYOriginal
2016-06-13 13:49:161046browse

如何在循环中判断一个值发生变化

PHP code
<!--

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-->
$menus = array(
    0=>"Top Menu",
    1=>"Main Menu",
    2=>"Main Menu",
    3=>"Left Menu",
    4=>"Footer Menu",
    5=>"Footer Menu"
);

foreach ($menus as $menu){
    //在这个方法里怎么判断$menu发生了变化
}
//这个方法可以实现,但我不想用这种
for ($i=0;$i<count if echo>";
    }
}

</count>


------解决方案--------------------
帮顶,,,
------解决方案--------------------
PHP code

//这个方法可以实现,但我不想用这种
for ($i=0;$i<count if echo>";
    }
} <div class="clear">
                 
              
              
        
            </div></count>
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