[Javascript] Array.prototype.with Immutable replace element inside array

Intro to Array.prototype.with(index, value)

const ages = [10, 15, 20, 25];

const newAges = ages.with(1, 16);
console.log(newAges); // [10, 16, 20, 25]
console.log(ages); // [10, 15, 20, 25] (unchanged)

 

posted @   Zhentiw  阅读(2)  评论(0编辑  收藏  举报
相关博文:
阅读排行:
· 阿里最新开源QwQ-32B,效果媲美deepseek-r1满血版,部署成本又又又降低了!
· Manus重磅发布:全球首款通用AI代理技术深度解析与实战指南
· 开源Multi-agent AI智能体框架aevatar.ai,欢迎大家贡献代码
· 被坑几百块钱后,我竟然真的恢复了删除的微信聊天记录!
· AI技术革命,工作效率10个最佳AI工具
历史上的今天:
2023-03-26 [Algorithm] Disk height (DP + back tracking)
2022-03-26 [AWS] Control ALB to only allow access from CloudFront
2022-03-26 [Typescript] Using tiny-invariant for narrowing type
2021-03-26 [Web] Monolith vs Microservices
2021-03-26 [Web] When Not to Use Microservices
2020-03-26 [HTML 5 Performance] Optimize Cross-browser Images with webp and the 'picture' Element
2020-03-26 [HTML 5 Performance] Benchmark functions runtime in chrome console
点击右上角即可分享
微信分享提示