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实现基于php和MySQL的动态树型菜单_MySQL

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Release： 2016-06-01 14:03:23
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树型菜单在很多桌面应用系统中都有非常广泛的应用，其主要优点是结构清晰，利于使用者非常清楚的知道目前自己所在的位置。但在web上树型菜单的应用因为没有理想的现成组件可以拿过来直接使用，所以一般的情况下，程序员主要是通过JavaScript来实现一些简单的树型结构菜单，但这些菜单往往都是事先定好各菜单项目，以及各菜单项目之间的层次关系，不利于扩充，一旦需要另一个菜单结构时，往往还需要重新编写，因此使用起来不是很方便。 'gLDk4=|  
  经过对函数递归的研究，我发现这种树型菜单可以通过递归函数，使树型菜单的显示实现动态变化，并没有级数的限制。下面就是我用php,MySQL,JavaScript写的一个动态树型菜单的处理代码，如果大家有兴趣的话，就和我一起来看看我是如何实现的吧：） $eWXY'}Xd  
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首先，我们需要一个数据库，在这个数据库中，我们建立以下一张表： 0k]

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