Implementation of unlimited classification tree class in PHP

13 Jul 2016

PHP advanced to achieve unlimited classification 1. 1. Analysis When we use PHP to make websites, classification is very important. Under the classification, we classify again. This second classification is called sub-classification, but now most website classifications are only divided into Category III: First Point

21 Jul 2016

PHP unlimited classification (tree class). Copy the code as follows: ?php //Simulate PHP unlimited classification query results return array( array( 'id'=1, 'pid'=0, 'name'='Homepage' ), array( 'id'=2, ' pid'=0, 'name'='News' ), ​​array( 'id'=

21 Jul 2016

A PHP class tree (supports unlimited classification). Recently, there have been a lot of questions asked about infinite classification trees, so I was happy to write one myself. I just finished it. You can try it and see how to implement it faster and simpler. Post your tree as well.

13 Jul 2016

PHP unlimited classification can support the output of tree diagram implementation code. This is a piece of PHP unlimited classification implementation code that can support the output of tree diagrams. Friends who need to know more about it can refer to it from other websites. For the database structure, we only need the three items id, parentid, and name.

13 Jul 2016

PHP advanced to achieve unlimited classification 2. 2. Database planning--------------------------------------------- ----------------------- We talked about the complexity of classification earlier, so how to plan the database becomes very important to achieve unlimited classification.

13 Jul 2016

PHP advanced to achieve unlimited classification 3. 3. Program control----------------------------------------- --------------------- This step is the most complicated and laborious to implement the infinite classification function. First, let's take a look at the steps that the program needs to complete.