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  1. ÏÖÔÚÎҵİ취ÊÇÓÃphpÀ´Éú³ÉÒ»¸öjsÎļþ£¬°ÑÊý¾Ý¿âÖеļÇ¼дµ½jsÎļþÖУ¬ÔÙÓÃjsÖеIJ˵¥ÌØÐ§À´ÊµÏÖÕâ¸ö¹¦ÄÜ¡£

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    function setmenu(){

    menu=array("a","b","c"); //¹¹ÔìmenuÁªºÏÊý×é

    <?php //¿ªÊ¼php³ÌÐò

    $db = new my_db();

    $db->database = "***"; //¹¹ÔìеÄmysqlÁ¬½Ó£¬ÕâÀïʹÓÃÁËphplib

    $mmenu = array("a","b","c"); //ÕâÀï±ÊÕß×÷Á˼ò»¯

    for ($i=0;$i
    $id = $mmenu[$i];

    $db->query("select menu from class where menuid =.$id.");

    //¼ÙÉè²Ëµ¥Ñ¡Ïî´æ·ÅÔÚclass±íµÄmenu×ֶΣ¬menuidÓÃÀ´±êʶmenu

    while ($db->next_record()){

    $smenu[] = """.$db->f("menu").""";

    }

    if (isset($smenu) && is_array($smenu)){

    $str = implode(",",$smenu);

    echo "menu["$id"] =array($str);ntt";

    //Íê³ÉmenuÁªºÏÊý×éµÄÌî³ä

    unset($smenu); //ɾ³ýsmenu±äÁ¿

    }

    }

    ?> //½áÊøphp³ÌÐò

    with (document) {

    id=all("mmenu").value; //»ñµÃÖ÷²Ëµ¥µÄvalueÖµ

    arr_menu=menu[id];

    for(i=all("smenu").options.length;i>=0;i--){

    all("smenu").options.remove(i); //ÐèÒªÇå³ýÔ­ÓеÄÏîÄ¿

    }

    if (arr_menu.length==0){

    return;

    }

    for(i=0;i
    obj=createelement("option");

    obj.text=arr_class;

    all("smenu").options.add(obj);

    }

    }

    }

    ÕâÑùÿ´ÎÏÔʾÎĵµÊ±£¬php²¿·Ö½«½âÊÍΪjavascriptÓïÑÔ£¬µ±µ¥»÷Ö÷²Ëµ¥Ê±£¬×Ӳ˵¥½«×Ô¶¯¸üС£Í¬ÑùµÀÀí£¬¶ÁÕß¿ÉÒÔ¸ù¾Ý´Ë˼·£¬´´Ôì¸ü¸´ÔӵĶàÖØ²Ëµ¥Ñ¡Ïî¡£

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    document.all("h1").value=document.all("mmenu").selectedindex;

    document.all("h2").value=document.all("smenu").selectedindex;

    ΪÁËÀûÓÃÒþº¬±äÁ¿£¬ÔÚÎĵµµÄbodyµÄonload()ʼþÖУ¬ÎÒÃÇÀûÓÃphp·½·¨£¨Ò²¿ÉÓÃÆäËü·½·¨£©À´¿ØÖƲ˵¥µÄÏÔʾ£º

    <?php

    if (!isset($h1)){ //Ö»ÐèÒªÅжÏ$h1

    $h1 = 0;

    $h2 = 0;

    }

    echo "document.all("mmenu").selectedindex=".$h1.";ntt";

    echo "document.all("mmenu").click();ntt";

    echo "document.all("mmenu").selectedindex=".$h1.";ntt";

    echo "document.all("smenu").selectedindex=".$h2;

    ?>

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