Update / Change recipient E-mail address in Contact form 7

Simple Example of implementing Walker_Nav_Menu Class

In reference to the WordPress Codex, the Walker class was implemented in WordPress 2.1 to provide developers with a means to traverse tree-like data structures for the purpose of rendering HTML. The detail information about the walker class can be found in the WordPress Codex. Here is a simple example.

In the above block of code, the wp_nav_menu() function takes $defaults as […]

Check where function is defined

To find out where the function is being defined, you can use the ReflectionFunction object. The ReflectionFunction class reports information about a function.