reference:language:fma
| 两侧同时换到之前的修订记录前一修订版 | |||
| zh:reference:language:fma [2015/10/08 07:34] – nzhu | reference:language:fma [2023/06/07 04:23] (当前版本) – 外部编辑 127.0.0.1 | ||
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| + | ====== fma() ====== | ||
| + | ===== 例子 ===== | ||
| + | <code cpp> | ||
| + | double c = fma(2, 3, 4); // Sets c to 2 * 3 + 4 | ||
| + | </ | ||
| + | ==== 描述 ==== | ||
| + | |||
| + | fma(x, y, z) 功能使用了浮点型数字的加乘运算 (x * y) + z, | ||
| + | === 语法 === | ||
| + | |||
| + | fma(x, y, x) | ||
| + | == 参数 == | ||
| + | |||
| + | x double, float or int | ||
| + | y double, float or int | ||
| + | z double, float or int | ||
| + | 返回 double | ||
