0074 ECMAScript 2025新特性概览 episode artwork

EPISODE · Jul 10, 2025 · 8 MIN

0074 ECMAScript 2025新特性概览

from Web技术动态

此来源探讨了 ECMAScript 2025 的最新批准及其包含的关键新功能。该规范于2025年6月25日获得 Ecma 大会的批准,正式成为标准。新功能包括 导入属性 和 JSON 模块,它们为非 JavaScript 资源的导入奠定了基础。此外,引入了 迭代器辅助方法,以增强对可迭代数据结构的操作,提供比传统数组方法更高效的处理,特别是在处理大量数据时。文章还重点介绍了 新的 Set 方法,用于集合操作和关系检查,以及 RegExp.escape() 和 正则表达式模式修饰符,以改进正则表达式的使用。最后,还提到了 Promise.try() 和对 16位浮点数 的支持,进一步扩展了语言的能力。

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0074 ECMAScript 2025新特性概览

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