Zend Framework-在选择框下拉列表中设置“选定"值 [英] Zend Framework - Set 'selected' value in select box dropdown list
本文介绍了Zend Framework-在选择框下拉列表中设置“选定"值的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我正在向Zend_Form实例添加一个select元素,如下所示:
I am adding a select element to a Zend_Form instance as follows:
$user = $form->createElement('select','user')->setLabel('User: ')->setRequired(true);
foreach($users as $u)
{
if($selected == $u->id)
{
$user->addMultiOption($u->id,$u->firstname.' '.$u->lastname);
//*** some way of setting a selected option? selected="selected"
}
else
$user->addMultiOption($u->id,$u->firstname.' '.$u->lastname);
}
我一直在搜索文档,但是找不到简单的方法来将select元素的选项预先设置为"selected".
I have been searching the docs but cannot find a simple way of pre-setting an option of the select element to 'selected'.
推荐答案
我已经找到了解决方法.
I've just worked out how to do it.
您必须使用元素的setValue()方法:
You have to use the setValue() method of the element:
$user = $form->createElement('select','user')->setLabel('User: ')->setRequired(true);
foreach($users as $u)
$user->addMultiOption($u->id,$u->firstname.' '.$u->lastname);
$user->setValue($selected); //$selected is the 'value' of the <option> that you want to apply selected="selected" to.
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