Discuz 3.2 discuz_application.php Code execution logical sequence analysis

Discuz 3.2 discuz_application.php Code execution logical sequence analysis

Description

Step 1. _init_env () is defined in the Discuz_application file, and the Super global variable $_g (global $_g) is defined in this method

Step 2. The _init_env () method is initialized in the Discuz_application constructor

Step 3. Instantiate discuz_application

Step 4. The method template () defined in Discuz_application is used in the forum_index.php file, and the Super global variable $_g (global $_g) is also defined in this method

Step 5. The template () method is used to load the code in the template file discuz.htm, parsing, because the whole process of defining global variables, so you can directly use $_g such a super global array

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Discuz 3.2 discuz_application.php Code execution logical sequence analysis