How important is it to refer to the PHP manual when working with functions like number_format?

When working with functions like number_format in PHP, it is important to refer to the PHP manual to understand the parameters and options available for the function. This ensures that you are using the function correctly and getting the desired output. The PHP manual provides detailed explanations, examples, and usage guidelines for all built-in functions, including number_format. 

// Example of using number_format function with the PHP manual
$number = 1234.56;
$formatted_number = number_format($number, 2, '.', ',');
echo $formatted_number; // Output: 1,234.56

Keywords

PHP manual number_format functions documentation

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