funcsAO.go
func EnsureSuffixF(suffix string) func(string) string {
	return func(s string) string {
		return EnsureSuffix(s, suffix)
	}
}
func EnsureSuffixF(suffix string) func(string) string {
	return func(s string) string {
		return EnsureSuffix(s, suffix)
	}
}
// EnsureSuffixF is the filter form of EnsureSuffix.