__return_true() WordPress Function

The __return_true() function is a simple function that returns the boolean value true. This function is often used as a placeholder for other functions that have not yet been implemented.

__return_true() #

<?php 
// This will add a filter on `example_filter` that returns true
add_filter( 'example_filter', '__return_true' ); 
?>

function __return_true() { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionDoubleUnderscore,PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.FunctionDoubleUnderscore
	return true;
}