C++ float 关键字
定义和用法
The float 关键字是通常为 32 位长的数据类型，用于存储小数。
使用 32 位，它可以存储正负数，其值介于 3.4e−038 和 3.4e+038 之间。
相关页面
在我们的 C++ 数据类型教程 中了解更多关于数据类型的信息。
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