Are there any best practices for naming variables in PHP to avoid confusion and potential errors?

When naming variables in PHP, it is important to follow best practices to avoid confusion and potential errors. Some common best practices include using descriptive names that clearly indicate the purpose of the variable, using camelCase or snake_case for multi-word variable names, avoiding reserved keywords, and being consistent with naming conventions throughout your code. 

// Example of using descriptive variable names in PHP
$userName = "JohnDoe";
$userAge = 30;
$userEmail = "johndoe@example.com";

Keywords

naming conventions variable naming PHP error prevention coding standards

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