php - 在旧版本的 XAMPP 上更新 PHP 5.5 到 7.0 的更简单方法

Question

我正在为 Windows 5.5.37 使用 XAMPP，并且无法运行此“composer update”命令来安装所需的依赖项。

我正在关注本指南：https ://devcenter.heroku.com/articles/getting-started-with-php?singlepage=true#declare-app-dependencies并遇到了一些问题。

运行作曲家更新后：

Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - twig/twig v2.9.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.8.1 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.8.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.7.4 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.7.3 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.7.2 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.7.1 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.7.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.6.2 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.6.1 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.6.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.5.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.8 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.7 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.6 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.5 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.4 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.3 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.2 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.1 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.4.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.3.2 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.3.1 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.3.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.2.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.13.1 requires php >=7.1.3 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.13.0 requires php >=7.1.3 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.12.5 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.12.4 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.12.3 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.12.2 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.12.1 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.12.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.11.3 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.11.2 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.11.1 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.11.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.10.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.1.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - twig/twig v2.0.0 requires php ^7.0 -> your PHP version (5.5.37) does not satisfy that requirement.
    - Installation request for twig/twig ^2.0 -> satisfiable by twig/twig[v2.0.0, v2.1.0, v2.10.0, v2.11.0, v2.11.1, v2.11.2, v2.11.3, v2.12.0, v2.12.1, v2.12.2, v2.12.3, v2.12.4, v2.12.5, v2.13.0, v2.13.1, v2.2.0, v2.3.0, v2.3.1, v2.3.2, v2.4.0, v2.4.1, v2.4.2, v2.4.3, v2.4.4, v2.4.5, v2.4.6, v2.4.7, v2.4.8, v2.5.0, v2.6.0, v2.6.1, v2.6.2, v2.7.0, v2.7.1, v2.7.2, v2.7.3, v2.7.4, v2.8.0, v2.8.1, v2.9.0].

如何安全地将我的 PHP 版本从 5.5 更新到 7.0？

标签： phpherokucomposer-php