lib/BlockCypher/Core/BlockCypherHttpConfig.php
public function getHeader($name)
    {
        if (array_key_exists($name, $this->headers)) {
            return $this->headers[$name];
        }
        return null;
    }
public function getHeader($name)
    {
        if (array_key_exists($name, $this->headers)) {
            return $this->headers[$name];
        }
        return null;
    }
public function getHeader ( $ name ) { if ( array_key_exists ( $ name , $ this -> headers ) ) { return $ this -> headers [ $ name ] ; } return null ; }
Get Header by Name

@param $name
@return string|null
Get Header by Name