24 lines
443 B
Go
24 lines
443 B
Go
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package main
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import "reflect"
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func main() {
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info := "hello world"
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var fn any = func(n int) int {
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println(info, n)
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return n + 1
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}
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v := reflect.ValueOf(fn)
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t := reflect.TypeOf(fn)
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if kind := v.Type().Kind(); kind != t.Kind() && kind != reflect.Func {
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panic("kind error")
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}
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r := v.Call([]reflect.Value{reflect.ValueOf(100)})
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println(r[0].Int())
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ifn, ok := v.Interface().(func(int) int)
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if !ok {
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panic("error")
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}
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ifn(100)
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}
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