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苹果推新编程语言Swift 替代Objective C - 站长搜索
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苹果推新编程语言Swift 替代Objective C

互联网 2014-06-03 06:24:32 转载来源: 网络整理/侵权必删

AS网站目录科技讯 6月3日消息,据国外媒体报道,苹果公司周一推出了Objective C编程语言的继任者Swift。这一语言抛下了所有C语言的包袱,但用其开发的项目仍可出现标准C和Objective C的混合代码

AS网站目录科技讯 6月3日消息,据国外媒体报道,苹果公司周一推出了Objective C编程语言的继任者Swift。这一语言抛下了所有C语言的包袱,但用其开发的项目仍可出现标准C和Objective C的混合代码。

Swift摆脱了Objective C对定义指针的依赖。编译器像许多脚本语言一样可以推断变量类型。同时,它提供了类似于C++和Java一样的命名空间、泛型、操作符重载。新的语言的reference将依靠自动计数,取代Objective C的垃圾回收功能。

苹果的展示表明实现相同的算法Swift比Objective C的速度快大约1.3倍。Swift代码可以被实时编译,输入和输出显示在两个不同的面板编辑窗口。目的是让开发人员可以测试代码片段,而无需重新编译整个项目。

下一版本的Xcode发布后会支持Swift,目前注册开发人员可以获得处于测试阶段的版本。(秉翰)

标签: 苹果 推新 编程语言 Swift 替代 Objective


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