摘要：
浮点型NameCTS TypeDescriptionSignificant FiguresRange (approximate)floatSystem.Single32-bit single-precision floating point7±1.5 × 10?45 to ±3.4 × 1038doubleSystem.Double64-bit double-precision floating point15/16±5.0 × 10 ?324 to ±1.7 × 10308如果我们在代码中写一个12.3，编译器会 阅读全文
posted @ 2012-04-23 15:38 随风而行 阅读(47271) 评论(0) 推荐(9) 编辑