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— | reference:language:round [2023/06/07 04:23] (当前版本) – 外部编辑 127.0.0.1 | ||
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+ | ====== round() ====== | ||
+ | |||
+ | ===== 例子 ===== | ||
+ | <code cpp> | ||
+ | float x = 8.22; | ||
+ | int rx = round(x); // Sets rx to 8 | ||
+ | |||
+ | float y = 9.9; | ||
+ | int ry = round(y); // Sets ry to 10 | ||
+ | |||
+ | float z = -10.6; | ||
+ | int rz = round(z); // Sets rz to -11 | ||
+ | </ | ||
+ | ==== 描述 ==== | ||
+ | 计算接近于给定参数的整数值。 | ||
+ | === 语言 === | ||
+ | |||
+ | round(value) | ||
+ | == 参数 == | ||
+ | |||
+ | value float | ||
+ | |||
+ | 返回 int | ||