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MySQL ASIN() 函数

❮ MySQL 函数

示例

返回数字的反正弦

SELECT ASIN(0.25);
自己试试 »

定义和用法

ASIN() 函数返回数字的反正弦。

指定的数字必须介于 -1 到 1 之间，否则该函数返回 NULL。 

语法

ASIN(number)

参数值

参数 描述
number 必需。一个数值

技术细节

在以下版本中有效 从 MySQL 4.0 开始

更多示例

示例

返回数字的反正弦

SELECT ASIN(-0.8);
自己试试 »

❮ MySQL 函数

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