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Code Issues Projects Releases Wiki Activity

feat: add Log

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This commit is contained in:
dudaodong
2023-06-13 14:59:30 +08:00
parent f3382ceac9
commit 4bc43f3278
4 changed files with 112 additions and 27 deletions
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65
docs/mathutil.md
View File

@@ -37,6 +37,7 @@ import (
- [LCM](#LCM)
- [Cos](#Cos)
- [Sin](#Sin)
- [Log](#Log)
<div STYLE="page-break-after: always;"></div>
@@ -363,20 +364,20 @@ import (
func main() {
result1 := mathutil.IsPrime(-1)
result2 := mathutil.IsPrime(0)
result3 := mathutil.IsPrime(1)
result4 := mathutil.IsPrime(2)
result2 := mathutil.IsPrime(0)
result3 := mathutil.IsPrime(1)
result4 := mathutil.IsPrime(2)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
// Output:
// false
// false
// false
// true
// Output:
// false
// false
// false
// true
}
```
@@ -458,7 +459,6 @@ func main() {
}
```
### <span id="Cos">Cos</span>
<p>Returns the cosine of the radian argument.</p>
@@ -501,7 +501,6 @@ func main() {
}
```
### <span id="Sin">Sin</span>
<p>Returns the sine of the radian argument.</p>
@@ -542,4 +541,40 @@ func main() {
// 0
// 1
}
```
```
### <span id="Log">Log</span>
<p>Returns the logarithm of base n.</p>
<b>Signature:</b>
```go
func Log(n, base float64) float64
```
<b>Example:</b>
```go
package main
import (
"fmt"
"github.com/duke-git/lancet/mathutil"
)
func main() {
result1 := mathutil.Log(8, 2)
result2 := mathutil.TruncRound(mathutil.Log(5, 2), 2)
result3 := mathutil.TruncRound(mathutil.Log(27, 3), 0)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
// Output:
// 3
// 2.32
// 3
}
```

61
docs/mathutil_zh-CN.md
View File

@@ -37,6 +37,7 @@ import (
- [LCM](#LCM)
- [Cos](#Cos)
- [Sin](#Sin)
- [Log](#Log)
<div STYLE="page-break-after: always;"></div>
@@ -363,20 +364,20 @@ import (
func main() {
result1 := mathutil.IsPrime(-1)
result2 := mathutil.IsPrime(0)
result3 := mathutil.IsPrime(1)
result4 := mathutil.IsPrime(2)
result2 := mathutil.IsPrime(0)
result3 := mathutil.IsPrime(1)
result4 := mathutil.IsPrime(2)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
// Output:
// false
// false
// false
// true
// Output:
// false
// false
// false
// true
}
```
@@ -543,4 +544,40 @@ func main() {
// 0
// 1
}
```
### <span id="Log">Log</span>
<p>计算以base为底n的对数。</p>
<b>函数签名:</b>
```go
func Log(n, base float64) float64
```
<b>示例:</b>
```go
package main
import (
"fmt"
"github.com/duke-git/lancet/mathutil"
)
func main() {
result1 := mathutil.Log(8, 2)
result2 := mathutil.TruncRound(mathutil.Log(5, 2), 2)
result3 := mathutil.TruncRound(mathutil.Log(27, 3), 0)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
// Output:
// 3
// 2.32
// 3
}
```