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:SQRT-计算一个非负数的算术平方根 返回文档
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1. Overview编辑
| grammar | SQRT(number) | Returns the square root of an arithmetic number that is not negative. You can find any non-negative number that is the square root of an arithmetic number. |
|---|---|---|
| parameter | number | number must be a non-negative number, otherwise the function returns a value of null. |
2. Matters needing attention编辑
Support a numeric parameter, more than that is not legal
3. Example编辑
| Formula | Result | Remark |
|---|---|---|
| SQRT(64) | 8 | |
| SQRT(-64) | Return to blank |