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Files
go-mixed/maps/map.go
2022-05-12 09:35:20 +08:00

35 lines
844 B
Go

package maps
import "golang.org/x/exp/constraints"
type Map[K constraints.Ordered, V any] interface {
Set(key K, value V) // 设置值
Get(key K) (value V, ok bool) // 获取值
Exist(key K) bool // 键是否存在
Delete(key K) // 删除值
Keys() []K // 获取所有键
Values() []V // 获取所有值
ToMap() map[K]V // 转换为map
Clone() Map[K, V] // 复制
Clear() // 清空
Count() int // 数量
Iter() <-chan *Entry[K, V]
ForEach(f func(K, V))
}
type Entry[K constraints.Ordered, V any] struct {
Key K
Value V
}
func Merge[K comparable, V any](mm ...map[K]V) map[K]V {
ret := make(map[K]V)
for _, m := range mm {
for k, v := range m {
ret[k] = v
}
}
return ret
}