JavaScript笔记数据类型的相关内容

文章 2023-02-10 来自：开发者社区

JavaScript是一种动态类型语言，变量是没有类型的，可以随时赋予任意值。但是，数据本身和各种运算是有类型的，因此运算时变量需要转换类型。大多数情况下，这种数据类型转换是自动的，但是有时也需要手动强制转换。强制转换强制转换主要指使用Number、String和Boolean三个构造函数，手动将各种类型的值，转换成数字、字符串或者布尔值。 Number函数：强制转换成数值使用Number....

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更新时间 2024-05-12 13:00:09

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