get all headers jwt_token

getallheaders.php

<?php 
if (!function_exists('getallheaders'))
{
	function getallheaders()
	{
		$headers = [];
		foreach ($_SERVER as $name => $value)
		{
			if (substr($name, 0, 5) == 'HTTP_')
			{
				$headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value;
			}
		}
		if(!empty($headers['Jwttoken'])){
			$headers['jwt_token'] = $headers['Jwttoken'];
		}
		return $headers;
	}
}