How can outdated PHP functions like $HTTP_POST_VARS be updated to modern equivalents like $_POST?

Outdated PHP functions like $HTTP_POST_VARS can be updated to modern equivalents like $_POST by simply replacing the old function with the new one. This change ensures compatibility with the latest PHP versions and best practices for handling form data. 

// Before update
$value = $HTTP_POST_VARS['input_name'];

// After update
$value = $_POST['input_name'];

Keywords

PHP $HTTP_POST_VARS $_POST outdated functions modern equivalents

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