Search results for: "variable redeclaration"

What is the best practice for declaring and calling functions in PHP to avoid redeclaration errors?

When declaring and calling functions in PHP, it is important to check if the function already exists before declaring it to avoid redeclaration errors...

What are best practices for including files in PHP to ensure proper variable access?

When including files in PHP, it is important to ensure proper variable access by using functions like require_once or include_once to include files on...

How can the issue of function redeclaration be prevented when including functions in PHP scripts, especially within loops or multiple includes?

To prevent the issue of function redeclaration when including functions in PHP scripts, especially within loops or multiple includes, you can check if...

How can the redeclaration of classes, like the "smarty" class, be avoided when including PHP files in a template?

To avoid redeclaration of classes like the "smarty" class when including PHP files in a template, you can use PHP's `class_exists()` function to check...

How can a PHP programmer ensure that a file is not double included in a script to avoid redeclaration errors?

To prevent a file from being double included in a PHP script and avoid redeclaration errors, a programmer can use the `include_once` or `require_once`...