Java面试题字符串-阿里云

Java面试题2：Java字符串篇

String字符串的介绍：String属于引用数据类型，由于被final修饰，所以String是不可变的，JVM使用字符串池来存储所有的字符串对象。1、字节和字符的区别？答：字节是存储容量的基本单位；字符是数字、字⺟、汉字以及其他语⾔的各种符号；1 字节 = 8 个⼆进制单位&...

【Day16】Java算法刷题 [299. 猜数字游戏 ] [1.两数之和] [面试题 01.09. 字符串轮转 ]

刷题打卡，第十六天题目一、299. 猜数字游戏题目二、1.两数之和题目三、面试题 01.09. 字符串轮转题目一、299. 猜数字游戏原题链接：299. 猜数字游戏题目描述：你在和朋友一起玩猜数字（Bulls and Cows）游戏，该游戏规则如下：/写出一个秘密数字，并请朋友猜...

「大师课」搞定 Java 开发基础

23 课时 |

8714 人已学 |

加入学习

Java Spring Boot 2.6.0开发实战-1024程序员节创造营公益课

5 课时 |

1162 人已学 |

加入学习

Java Web开发-Web应用、Tomcat、HTTP请求与响应

17 课时 |

1440 人已学 |

加入学习

Java面试题：如何将字符串反转？(翻转字符串)

使用 StringBuilder 或者 stringBuffer 的 reverse() 方法。示例代码：希望能对大家有所帮助。

共有3条

< 1 >

跳转至： GO

更新时间 2023-01-09 23:30:54

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。

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":[]}}