reference:language:log
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| — | reference:language:log [2023/06/07 04:23] (当前版本) – 外部编辑 127.0.0.1 | ||
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| + | ====== log() ====== | ||
| + | |||
| + | ===== 例子 ===== | ||
| + | <code cpp> | ||
| + | double c = log(3); | ||
| + | double d = log(4); | ||
| + | </ | ||
| + | ==== 描述 ==== | ||
| + | log() 计算以自然对数e为底的x的对数 | ||
| + | === 语法 === | ||
| + | |||
| + | log(x) | ||
| + | == 参数 == | ||
| + | |||
| + | x double, float or int | ||
| + | |||
| + | 返回 double | ||
