js对汉字首字母排序

var city = ["北京","天津","上海","重庆","杭州"];city.sort(function compareFunction(a,b){ return a.localeCompare(b); }); console.log(city); ==>["北京", "重庆", "杭州", "上海", "天津"]

 

转载于:https://www.cnblogs.com/chengkun101/p/4934015.html

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