How important is it for PHP developers to maintain a consistent naming convention for variables, functions, and database queries to avoid confusion and errors in their code?

It is crucial for PHP developers to maintain a consistent naming convention for variables, functions, and database queries to ensure clarity, readability, and maintainability of their code. By following a standardized naming convention, developers can reduce confusion, prevent errors, and make it easier for others to understand and work with the code. 

<?php

// Example of consistent naming convention for variables, functions, and database queries

// Variables
$firstName = "John";
$lastName = "Doe";

// Functions
function calculateSum($num1, $num2) {
    return $num1 + $num2;
}

// Database queries
$query = "SELECT * FROM users WHERE id = 1";

?>

Keywords

PHP naming convention variables functions database queries errors

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