#V2EX
### [程序员] (后续)关于新来的技术 leader 准备用 Claude code 升级现有项目
原文: <
https://www.v2ex.com/t/1167789>
原帖已经是 145 天以前了,但实际升级并没有那么久,中间间隔了比较长的假期,以及额外的工作安排。实际整体升级差不多是两个月左右,一个月的测试时间。
现在可以很负责任的说 Claude code 已经完成了所有升级。
基本上是按照这个步骤来执行,AI 的工作占比至少 90%
| Phase | Versions | Risk | Impact | Key Challenge |
| --- | --- | --- | --- | --- |
| 1. Minor Updates | **5.2 → 5.3 → 5.8** **(SKIP 5.4, 5.6, 5.7, 5.5)** | ⚠️ Medium | Minimal | Small improvements, bug fixes |
| 2. First Major Hurdle | **5.8 → 6.x** | ⚠️ Medium | Moderate | Some old code needs rewriting |
| 3. Modern Architecture | **6.x → 8.x (SKIP 7.x)** **Laravel 8 -** Supports PHP 8.1 | ⚠️ Medium | Significant internal changes, minimal user impact | Reorganizing application structure |
| 4. Performance Leap | **8.x → 11.x (SKIP 9.x, 10.x)** Supports PHP 8.4 | ✅ Low | Major performance improvements | Adopting modern PHP features |
| 5. Future-Proofing | **11.x → 12.x** | ✅ Low | Final optimization | Latest features and security |
订阅的是 Claude Max, Opus 4.6
感慨:
AI 真的变强了,从理解、分析、执行各维度都很强。对于有经验的码农是召唤分身来减轻工作,对于新手来说是刚出新手村就拿到了屠龙宝刀,能让自己快速增长经验并且能打更高级的怪。
https://www.v2ex.com/t/1199066#reply1