本文永久链接 - https://tonybai.com/2023/09/10/understand-go-forward-compatibility-and-toolchain-rule Go语言在发展演进过程中一直十分注重向后兼容性(backward compatibility)，在Go 1.0版本发布之初就发布| tonybai.com
go.mod file reference| go.dev
本文永久链接 - https://tonybai.com/2025/01/14/understand-go-and-toolchain-in-go-dot-mod Go语言自诞生以来，就一直将向后兼容性作为其核心理念之一。Go1兼容性承诺确保了为Go1.0编写的代码能够在后续的Go1.x| tonybai.com
As of Go 1.21, Go fetches toolchains automatically, and it’s easy to not be running the version that you thought you were running.| brandur.org
Go Modules Reference| go.dev
Go 1.21 Release Notes| go.dev
Go 1.21 manages Go toolchains like any other dependency; you will never need to manually download and install a Go toolchain again.| go.dev
本文永久链接 - https://tonybai.com/2023/08/20/some-changes-in-go-1-21 美国时间2023年8月8日，Go团队在Go官博上正式发布了1.21版本！ 早在今年4月末，我就撰写了文章《Go 1.21新特性前瞻》，对Go 1.21可能引| tonybai.com
Overview ¶| pkg.go.dev