我有一个 js 文件,其中包含国家/地区列表,然后还为用户提供了该国家/地区内的州/地区选择。用户有一个国家和国家,他们在注册时给了我们。当他们转到此页面时,我希望能够将其显示为默认值,但我不确定如何实现。这是我所拥有的:
<?
//COUNTRY AND STATE DATA COME FROM A PREPARED PDO STATEMENT.
$usercountry = $rows['country'];
$userstate = $rows['state'];
?>
<script type= "text/javascript" src = "countries.js"></script>
Country: <select onchange="print_state('state1',this.selectedIndex);" id="country1" name = "country">
District/State: <select name ="state" id = "state1"></select>
<script language="javascript">print_country("country1");</script>
您可以通过此链接查看 JS 文件:http: //jsfiddle.net/mjufa/
任何想法如何使 php 值成为默认值?