适用于php 5.6的Psyshell

Question

我一直在php 5.6上使用psysh。但是，直到最近，我仍然看到一个错误，它要求PHP 7或更高版本。

是否有psysh版本可用于低于7的php版本？

 ~$ psysh

Box Requirements Checker
========================

> Using PHP 5.6.37-1+ubuntu16.04.1+deb.sury.org+1
> PHP is using the following php.ini file:
  /etc/php/5.6/cli/php.ini

> Checking Box requirements:
  E.


 [ERROR] Your system is not ready to run the application.                       


Fix the following mandatory requirements:
=========================================

 * The application requires the version ">=7.0.0" or greater.