What is the best practice for naming variables in PHP to ensure clarity and readability?

When naming variables in PHP, it is important to use descriptive and meaningful names that accurately reflect the purpose of the variable. This helps improve code readability and maintainability. Avoid using vague or ambiguous names, and follow a consistent naming convention, such as camelCase or snake_case. 

// Example of clear and readable variable naming in PHP
$userName = "John Doe";
$userAge = 30;
$userEmail = "john.doe@example.com";

Keywords

variable naming PHP clarity readability coding standards

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