You can call this function directly in your WordPress plugin by typing sticky_header() where you want the code to run. But this is a bad practice because you may run into problems. Here are two more reasons why you shouldn’t call functions directly in your code.
First, direct calls are only suitable for basiccontent canada phone number list to theme files. In addition, with this approach, you will have to call functions multiple times to use them in multiple places, which is time-consuming and cumbersome in the code file.
Calling functions manually can also be tricky if you are not familiar with coding. When creating plugins, it is best practice to attach them to a hook. This will save you from having to call the function in multiple places.
WordPress Hooks
A hook is a specific point in the WordPress code where you can execute your own custom functionality. There are two types of hooks: action hooks and filter hooks.
Action Hooks
Action hooks allow you to execute custom functions at specific times in the WordPress lifecycle. This is the syntax for action hooks.
add_action('hook_name', 'my_custom_function');
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LehookName is the name of the action hook you want to use.
There are several action hooks in WordPress. You can find them in codex WordPress .
My custom function is the function that contains the code you want to execute. This function must be defined before the ADD_ACTION function .
The syntax to attach the sticky header function above to a hook is shown