<?php

class Example
{
    /**
     * This is myMethod!
     *
     * @param   string|array  $s  param1
     * @param   int           $i  param2
     * @param   Example|null  $e  param3
     * @param   bool          $b  param4
     * @param   array/null    $a  param5
     * @return  array|bool    Returns FALSE if error occurred
     */
    public function myMethod($s, $i, $e = null, $b = true, array $a = null)
    {
        if (!ReflectionTypeHint::isValid()) {
            return false;
        }
        //...
    }
}
Example::myMethod('sss', 75467, $e, true);
$e = new Example();
//$e->myMethod('sss', 75467, new Exception(), true);