Search results for: "object"

What are some best practices for handling object instantiation and method calls within PHP classes to avoid errors like "Call to a member function on a non-object"?

When working with object-oriented PHP, it's important to ensure that objects are properly instantiated before calling their methods to avoid errors li...

What are the potential pitfalls of passing object references as parameters in PHP functions?

When passing object references as parameters in PHP functions, the potential pitfall is that any modifications made to the object within the function...

How can one determine if an object contains *RECURSION* in PHP?

To determine if an object contains recursion in PHP, you can use the `spl_object_hash()` function to generate a unique identifier for each object. By...

Are there any best practices for displaying object indexes in PHP?

When displaying object indexes in PHP, it is best practice to use the arrow operator (->) to access object properties rather than the array syntax. Th...

Why does the error "Fatal error: Call to a member function query() on a non-object" occur in PHP, specifically in relation to the $mysqli object?

The error "Fatal error: Call to a member function query() on a non-object" occurs in PHP when trying to call the `query()` function on a variable that...