用php+javascript实现二级级联菜单的制作
大体思路是这样的:为了不让先前的页面刷新,我用iframe潜入了一个二级子页面,用来读取数据库中的数据,最后把想要的数据传递给父级页面,完成数据的选择和转移。
主要程序代码如下(部分代码有改动,但不影响功能):
父页面reg.html:
子页面city.php:
<script> <BR>function goto(n){ <BR>this.location.href=”city.php?sh_id=”+n; <BR>} <BR></script>

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