What is a closure in the context of anonymous functions?
- A closure can only be defined within a struct
- A closure captures and retains the surrounding state
- A closure is a built-in data type in Go
- A closure is an anonymous function
In Go, a closure is an anonymous function that captures and retains the surrounding state. This means it can access and manipulate variables defined outside of its body. Closures are commonly used in situations where you need to create functions with dynamic behavior that relies on external variables.
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