[Golang实现自定义sort接口(根据结构值排序)] #golang #sort

sort.go

package node

type node struct {
	key   string // 键名
	count int    // 总个数
}

type nodeList []node

func (nl nodeList) Len() int {
	return len(nl)
}

func (nl nodeList) Less(i, j int) bool {
	return nl[i].count > nl[j].count
}

func (nl nodeList) Swap(i, j int) {
	nl[i], nl[j] = nl[j], nl[i]
}

// 排序匹配集合
func SortPatten(pt *map[string]int) nodeList {
	var link []node
	for key, value := range *pt {
		link = append(link, node{key, value})
	}
	return nodeList(link)
}