Fixing For Loops in Go 1.22 - The Go Programming Language

Go 1.21 includes a preview of a change to for loop scoping that we plan to ship in Go 1.22, removing one of the most common Go mistakes. The Problem If you’ve written any amount of Go code, you’ve probably made the mistake of keeping a reference to a loop variable past the end of its iteration, at which point it takes on a new value that you didn’t want. For example, consider this program: func ma

[asuka0801]

loop変数のスコープという初心者がハマりがちな罠が一つ解消