Java comparable comaprator 的相关内容

文章 2017-12-13 来自：开发者社区

java比较器Comparable接口和Comaprator接口

java的比较器有两类，分别是Comparable接口和Comparator接口。在为对象数组进行排序时，比较器的作用非常明显，首先来讲解Comparable接口。让需要进行排序的对象实现Comparable接口，重写其中的compareTo(T o)方法，在其中定义排序规则，那么就可以直接调用java.util.Arrays.sort()来排序对象数组，实例如下： View Code ...

文章 2014-05-30 来自：开发者社区

java Comparable和Comaprator的对比

Comparable使一个class具备不同实例间进行比较的行为。这些对象的集合，可作为Collections.sort或Arrays.sort的参数 Comparator可以看成一种算法的实现，将算法和数据分离。实现Comparator的可以作为Collections.sort或Arrays.sort的参数都可以多条件排序。类似于order by field1,field2都是接...

共有2条

< 1 >

跳转至： GO

更新时间 2024-04-30 12:21:51

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面下方点击"联系我们"与我们沟通。

Java您可能感兴趣

产品推荐

{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"title":"Dragonwell","des":"Alibaba Dragonwell 是一款免费的, 生产就绪型Open JDK 发行版，提供长期支持，包括性能增强和安全修复。完全兼容 Java SE 标准，您可以在任何常用操作系统（包括 Linux、Windows 和 macOS）上开发 Java 应用程序。","contentLink":"https://www.aliyun.com/product/dragonwell","btn1":"立即下载","link1":"https://github.com/alibaba/dragonwell8/releases","btn2":"了解更多","link2":"https://github.com/alibaba/dragonwell8","infoGroup":[{"infoName":"开发者必备","infoContent":{"firstContentName":"必备 IDE 插件","lastContentName":"应用托管平台","firstContentLink":"https://www.aliyun.com/product/cloudtoolkit?spm=5176.cndragonwell.0.0.70a87568BIAK52","lastContentLink":"https://www.aliyun.com/product/webx?spm=5176.cndragonwell.0.0.70a87568BIAK52"}}],"btn3":"","ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/imgextra/i4/O1CN011TDP5K2AAhpi20bLr_!!6000000008163-2-tps-64-64.png"}],"card":[],"search":[],"infoCard":[],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"title":"Dragonwell","des":"Alibaba Dragonwell 是一款免费的, 生产就绪型Open JDK 发行版，提供长期支持，包括性能增强和安全修复。完全兼容 Java SE 标准，您可以在任何常用操作系统（包括 Linux、Windows 和 macOS）上开发 Java 应用程序。","contentLink":"https://www.aliyun.com/product/dragonwell","btn1":"立即下载","link1":"https://github.com/alibaba/dragonwell8/releases","btn2":"了解更多","link2":"https://github.com/alibaba/dragonwell8","infoGroup":[{"infoName":"开发者必备","infoContent":{"firstContentName":"必备 IDE 插件","lastContentName":"应用托管平台","firstContentLink":"https://www.aliyun.com/product/cloudtoolkit?spm=5176.cndragonwell.0.0.70a87568BIAK52","lastContentLink":"https://www.aliyun.com/product/webx?spm=5176.cndragonwell.0.0.70a87568BIAK52"}}],"btn3":"","ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/imgextra/i4/O1CN011TDP5K2AAhpi20bLr_!!6000000008163-2-tps-64-64.png"}],"card":[],"search":[],"infoCard":[],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}}