How can the issue of incorrect variable usage be avoided in PHP scripts?

Incorrect variable usage in PHP scripts can be avoided by properly declaring and initializing variables before using them. This can help prevent errors such as undefined variable notices or unexpected behavior in the script. It is important to follow best practices for variable naming and scoping to ensure clarity and maintainability of the code. 

// Avoid incorrect variable usage by declaring and initializing variables properly
$name = "John";
$age = 25;

echo "Name: " . $name . "<br>";
echo "Age: " . $age;

Keywords

variable scope variable naming conventions type hinting error reporting debugging techniques

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