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技术 2022年11月13日
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  首先我发现实现点击下拉框中的选项跳转传递信息的功能是需要javascript实现的。于是我把相应代码拷过来,把跳转的地址改掉。接着我发现无法 把<option value=”>中value的值传过去,因为用’.’运算符没有任何用。于是又去看dede中的代码,原来js中要用’+‘来连接地址。由于省级和市级下拉框都需要用到js,而如果我使用同一个函数,则不好区分我传递的信息是哪一个,所以我用了两个函数,但是如果是一模一样的函数,只是最后的地址有一点不同的话,跳转总是会出现问题,无法正常传递信息。于是我又去看dede的代码,发现他有两个关于下拉框跳转的函数,一个是传递的id一个是传递的选项值。如图。

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" alt="" />

  然后,本来是准备写很多和函数的,由于在每个函数里都会用到sql语句,每个函数里我都得进行模型实例化,太麻烦了,想起在看ThinkCMF中上传头像的代码时,看见他在所有方法前创建了全局的变量来进行实例化,这样就不必写很多重复的代码了。如图。

  <img src="data:image/png;base64,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" alt="" />

  其次,在写的过程中,发现了一些要注意的地方,比如,在进行查询语句使用where()时,通常我们是要将int型与int型比较,可有时我们需要比较字符串,此时必须要在变量两边用双引号为其加上引号。还有如果我们只是需要找到一条信息,而此时使用select(),它返回的是二维数组,这里需要注意。而find方法是最多只会返回一条数据。

  最后,在显示市级区级时,我的省级下拉框处应该显示的是我已经选择的内容,也就是说,我已经选择了的省级我需要一直保存着,这里我用到了session。

  代码如下。

IndexadminController.class.php

  <?php
namespace Student\Controller;
use Common\Controller\AdminbaseController;

class IndexadminController extends AdminbaseController{
    protected $province_model;
    protected $city_model;
    protected $area_model;
    //系统Action类提供了一个初始化方法_initialize接口,可以用于扩展需要,_initialize方法
    // 会在所有操作方法调用之前首先执行
    function _initialize(){
        parent::_initialize();
    $this->province_model=D(“Common/Province”);
    $this->city_model=D(“Common/City”);
    $this->area_model=D(“Common/Area”);
    }
    
    function index(){
        $p=$this->province_model->select();
        $this->assign(‘p’,$p);
        if($_GET[‘p’]){
            $pro=$_GET[‘p’];    
            // var_dump($_SERVER[“SERVER_NAME”].$_SERVER[“REQUEST_URI”]);//输出当前完整URL
            //注意一下,tp的查询语句,生成的sql语句,查询的username=admin,这种格式的少了单引号
            $pselect=$this->province_model->where(‘province=’.”‘”.$pro.”‘”)->select();
            $this->assign(‘ps’,$pselect[0]);
            session(‘ps’,$pselect[0]);
            $c=$this->city_model->where(‘father=’.$pselect[0][‘id’])->select();
            $this->assign(‘c’,$c);
            }
            if($_GET[‘c’]){
                $father=$_GET[‘c’];
                $cselect=$this->city_model->where(‘id=’.$father)->select();
                $this->assign(‘cs’,$cselect[0]);
                $a=$this->area_model->where(‘father=’.$father)->select();
                $this->assign(‘a’,$a);
                $this->assign(‘ps’,session(‘ps’));
            }
            if($_POST){
                $area=$_POST[‘area’];$city=$_POST[‘city’];$province=$_POST[‘province’];
                $an=$this->area_model->where(‘id=’.$area)->getField(‘area’);
                $cn=$this->city_model->where(‘id=’.$city)->getField(‘city’);
                $pn=$this->province_model->where(‘id=’.$province)->getField(‘province’);
                $this->assign(‘pn’,$pn);
                $this->assign(‘cn’,$cn);
                $this->assign(‘an’,$an);
            }    
        $this->display();
    }
}

index.html

<admintpl file=”header” />
<script LANGUAGE=”JavaScript”>
function ChangePage(sobj)
{
    var ntxt = sobj.options[sobj.selectedIndex].text;
    if(sobj.options[sobj.selectedIndex].value==0)
    {
        location.href=”{:U(‘Indexadmin/index’)}”;
    }
    else
    {
        var ns = ntxt.split(‘|’);
        location.href=”{:U(‘Indexadmin/index’)}&p=”+ns[0];
    }
}
function ChangePage2(sobj)
{
    var nv = sobj.options[sobj.selectedIndex].value;
    if(sobj.options[sobj.selectedIndex].value==0)
    {
        location.href=”{:U(‘Indexadmin/index’)}”;
    }
    else
    {
        location.href=”{:U(‘Indexadmin/index’)}&c=”+nv;
    }
}
</script>
</head>
<body class=”J_scroll_fixed” style=”min-width:800px;”>
<div class=”wrap J_check_wrap”>
    <ul class=”nav nav-tabs”>
       <li class=”active”><a href=”{:U(‘Indexadmin/index’)}”>学生信息</a></li>
    </ul>
    <form action=”{:U(‘Indexadmin/index’)}” method=”post”>
        <table class=”table table-hover table-bordered table-list”>
    <select name=”province” id=”province” onChange=”ChangePage(this)”>
        <?php if(!$ps) { ?>
        <option value=’0′>–省–</option>
        <?php } else { ?>
        <option value={$ps.id}>{$ps.province}</option>
        <?php } ?>
        <volist name=’p’ id=’p’>
            <option value={$p.id}>{$p.province}</option>
        </volist>
        </select>

<select name=”city” id=”city” onChange=”ChangePage2(this)”>
        <?php if(!$cs) { ?>
        <option value=’0′>–市–</option>
        <?php } else { ?>
        <option value={$cs.id}>{$cs.city}</option>
        <?php } ?>
            <volist name=’c’ id=’c’>
            <option value={$c.id}>{$c.city}</option>
            </volist>
        </select>

<select name=”area” id=”area”>
        <option value=’0′>–区–</option>
            <volist name=’a’ id=’a’>
            <option value={$a.id}>{$a.area}</option>
            </volist>
        </select>
        <input type=’submit’ value=’提交’>

</table>
        </form>
        <?php if($pn&&$cn&&an){ ?>
        {$pn}-{$cn}-{$an}
        <?php } ?>
</div>
<script src=”__ROOT__/statics/js/common.js”></script>
</body>
</html>

  效果如图。

  <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAuoAAACQCAIAAADRI9l/AAAMqklEQVR4nO3dz3Li6LkHYO6HvpzQ67mQtPsqvE6Pib3SwmxmkVBFJp6wsjeHOpVUJT3tLsJ0j9vtMHV8TmW6cXQWYBBC4o+MjD54nlJVY5Cw5Hol/Xj1ia7d39/f399fXl7eDn8xlTfFcfz3wQdTeVMMwMGoiS/iy35Mu96VAHg+4ov4sifTrnclAJ5PbTAYDAaDy8vLAQBACGqj0Wg0Gl1eXu46SAEArGV28WjXawIAsBbxBQAIjPgCAARGfAEAAiO+AACBEV8AgMCILwBAYMQXACAw4gsAEBjxBQAIjPgCAARGfAEAAiO+AACBEV8AgMCILwBAYMQXACAw4gsAEBjxBQAIjPgCAARma/Hl4eHh9va23++/3Wvv37+/ubn5+vXrVv76AEAB24kvDw8P79+/Hw6Hv/7667bWrJq+fv06HA7fvXsnwQDArmwnvtzc3Nzd3W1rnapvOBze3Nzsei0A4EBtJ768f//+oLoRDw8P79692/VaAMCB2k58efv27bZWKBQHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHiS0EHuMkAUBHPH196rdNWpz9+2D4+bV/NXmkfn3evc5db+mrybeM47nebyR+zXHdbx+3e2qudJr4AwK7spPsyn2DGoWT8oN+/Ts951urNz5n9lu3j83br/Oz4NGeaLNtr5c1wena8KvE8YZMBgK153vjS7zaXpYfJ1HrsiVx3W7PIsiy+zLdellky5/pvEsfiCwDszrPHl2UXgOI47nfOH+PL6qwzufB01Z4+zmuuTC9R6b4AQPB2dfFoech4nCc5NiWv+9JrH5+3mnPLLv/Vui8AELbaYDAYDAY7vvOo1z4+PWt2Z9nhqn2WHlebE1+u2q1Ov9cax5fcho3uCwDsj9poNBqNRjuML1ft9XLDirEvui8AcCie9eLRVXv1uN3j6TWjlWNfZu2ZaXzJaa7Mco/uCwAEb9dfW7fi21zWnDMZXxbaMHML6r4AQPAOKr5MvkXmuttqdvvTTkz2fdqriC8AsCv7F1/yLh71O+eT602P8SWh353cu7T2+ogvALAru4ovs5yRThJxHK8/SmbWVlnz4lEcx9mjajJXYwnxBQB2Zdfdl2Ad4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEWILwUd4CYDQEVsJ77c3d1ta4VCcXd39xYA2IXtxBcAgGcjvgAAgRFfAIDAiC8AQGDEFwAgMOILABAY8QUACIz4AgAERnwBAAIjvgAAgRFfAIDAiC8AQGDEFwAgMOILABAY8QUACIz4AgAERnwBAAIjvgAAgRFfAIDAiC8AQGC2E18eHv7zaXjf/3n4j3/emkw7nK4/3H0a3qtJU3UmNWmq2jStyaDVBoPBYDB4Ynz5/Mv/9n8e/vvL122tFkxFm+h0On/9+/Wn4b2apDxqkqopVpO7XusnqY1Go9Fo9MT4cv3h7v/+/WVb6wRJURQNN/Hdd9/9+NNnNUl51CRVU6wmd73WT1L78uXLly9fnhhf/vHP222tEKREUfSvTURRNG6Q7nrF2VtqkqopVpO7XusnEV+oOqcKqkZNUjXiS0Gh/xWosiiK7jbhVEHZ1CRVU6wmd73WTyK+UHVOFVSNmqRqxJeCQv8rUGVRFH3ehFMFZVOTVE2xmtz1Wj+J+ELVRVF0uwmnCsqmJqmaYjUZb3jHdak23WTxhaqLnCqoGDVJ1RSryXjzO65LUuX40mudd69nP7WPH3+87raOT88mU3KehTnjfrd52r7K/RX9znmr04/juNeazNZrnZ41u/0Nt4ZqefZTRb9zftbqxVfts1Yv/WQxV+2s2iZYpdVkssx6remBMT2ND3TLF0+bO9LmTksOsFTaU+LLRrcslaTK8WW88zzuG/PxZZIwkkllas340u82T8+Oz9tXc/EljsdnjtOz43bRMw+7VmJ86bWzTgzTc0Ay/vavu+3j07Nmt7/kNJCfbyTpvVJmpO61Fo9XuYe+VF5Jx5er9qzqrrsth8E9Jr4UtOYn3UmSSE7n3auC8aXXejxbjE8niXPDXHwZL9k5l2BCFUXRp4Rvvvnm07zUM9vqvsRxnK6lfrd52ur0M88E6YJca1KTYSq5JheaKEvjy/IaW4gvi4fHONG6JlTFajLe/JalklQ3vsxaLGNLuy/po/9CfBnHoMnund+S0XfZD4u7ZXI/TP247fgykc4ri1F7xZXNzHMGoXrumlxRXWuZ1XCvneoUXrWnrWtCVawmY/FldXzptZvJJFF87Mvc54k5j6+mO/n9vjEHQcvcLce7YvLxpqeKDXok592rfreVlaTn3m3Z6BbxZa+UWJOZH7fy4svCQW9JA2buzfvdZvJ5xRm+YjUZr7jj+vcvay9e/2X6OMPL3+cuOVt0vRu5N93kZ7x4NGm8z41Ha/WeOvYl44LUBiPdCEAURTfzvpmXerXQJ91eK1EkyREDCcmuzIoxB1mjatYfKEPVlVST1/1e5zzrU9yy+LJu8khno1n0kV32QbGajDeLL6k88pfXL3Ljy6YBptrxZWJ6npjd37GFobuZy6Z/I0Fa3C2Te+biSxsOk5zerTYrkvS1zuxF5zuIqfJLF2Sq+/Kk+5jYuTJrMis9r4gvy0bATMtssbUzaUC6vL4XitVknD/mtznXbHnZTD2ReOH29vaH1y+yXszw4vUPeUOJN93k54wv4zNEafFF92VPZe6W4z0z8/mi8WVuOHnmMX3+BNDvnJ81u/3xp9h0FhFf9lqZNZllg+5Lbmml4st1t3V82ur0uk0JZi8Uq8l4xS1LzZezvJF8PPbD6xeT+PJ01Y4vkz0tFV/mPzfovrAgb7fM8/TuS045PeaV2RP5g7HEl71WZk3Gca+9Yfdl7ql14stVO/Ghri/B7INiNRkvDJqZd/KyVj+6mD7O6r6cZCyTfPLiqD59iyUqHV8St+0lG5uz200XzxmTcS058WWuY6/7sr+iKPp5E1uIL8lKm5XlQg6exJes6hJf9lqZNbmQkuP8+NJrH593O6vG/80P3R0fgeffbXz8lGBCVqwm4xW556RRqx8dNWq1xslaoejiqF6r1Y9OLi5mT12cjJ+8WLLczU2l48vjRaL0IIPM77Kb3Rqd3325amffyrRA9yVsO4gviXgxd7tp6pujxyeGhdtQM2YWX/ZLiTWZeSjLiS9ZY8xXdF9yvwC61zaGN2hlxJeLo3qtVqvVjy5OGsvGs0yyzUmjVqs1jo7qc1Hl4qg+fnZ5hKlyfMnKEKlBA4/7bW4uefzSsPEPc59RdF/2VxRFHzfx1LEv44Zfohqb3f58vS1+fl14Jie+JO7WdqoIWGk1mRM+MuPL3PFw1Tv41t19V6wm4/z4ctKo1RqNRkbmuDiqL3ZjTqYtmoujemKh2fPjVk5egKlwfMn4SJHYzabhY3Hvml9w/jbpJWeLubfQfQlaWaeKVORdqL3HqNG+ihNRO7PXMrZsDIHvfdkrZdVkv9ucXalc8V1EndW3989Z84uONAUD9ZT4kt+j+bZRq7/6c+rxn1/Va41vl7V2vm3UxnNMH6zTDdp0k/2P01RdFEUfNuF/96VsapKqKVaT8Yrc86ZRq7/6/uPHjx8/fv+qPnn4/at68tLR4wxzpvM03qwdpzbdZPGFqoui6KdNOFVQNjVJ1RSryXjt+PKmMU0j37+qr0gliYAjvnDAnCqoGjVJ1ZQbX940arXGm3EsqTcaufHlTSOdWhKxR3zh0ERRNNiEUwVlU5NUTbGajPOvOv3uN+Mg8pvf/em39Vr9t39KvzAznmX8KOda1XShvDl2Fl+uP9x9HT085R0gz6a75R/++Mcff/qsJimPmqRqitVkvHnbpiQ7iy+fhveDT7/YMylDtIlOp/Nf//23T8N7NUl51CRVU6wmY/EljuNPw/txd9Rk2uH040+ff777n4eH/6hJU0UmNWmq2pSsyWjDtk1JdhlfAICwiC8AQGA2uupUqk3XXHwBAAIjvgAAgRFfAIDAiC8AQGDEFwAgMOILABAY8QUACIz4AgAERnwBAAJTG39fr/gCAIRC9wUACExt/I/4AgCEQnwBAAIjvgAAgRFfAIDAiC8AQGDEFwAgMOILABAY8QUACIz4AgAERnwBAAIjvgAAgRFfAIDAiC8AQGDEFwAgMOILABAY8QUACIz4AgAERnwBAAIjvgAAgfl/C5QFNxiTOZ0AAAAASUVORK5CYII=" alt="" />

  <img src="data:image/png;base64,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" alt="" />

  有很多地方写的很复杂,可能是因为我用的都是很简单的东西,所以复杂了,还有很多我不知道的很有效率的方法期待着我的探索。

…当该页面还有其他信息的时候要注意,跳转到新页面时其他信息要保存

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