package util

import "strings"

// @Time    : 2022/11/28 8:44 PM
// @Author  : lvhongmeng

type Alphabetic []string

func (list Alphabetic) Len() int { return len(list) }

func (list Alphabetic) Swap(i, j int) { list[i], list[j] = list[j], list[i] }

func (list Alphabetic) Less(i, j int) bool {
	var si = list[i]
	var sj = list[j]
	var siLower = strings.ToLower(si)
	var sjLower = strings.ToLower(sj)
	if siLower == sjLower {
		return si < sj
	}
	return siLower < sjLower
}