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feat: refact DeleteAt and add DeleteRange function

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This commit is contained in:
dudaodong
2024-01-22 15:34:35 +08:00
parent bbc58c7e46
commit d2d1e5a055
5 changed files with 221 additions and 88 deletions
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99
docs/api/packages/slice.md
View File

@@ -35,6 +35,7 @@ import (
- [DifferenceBy](#DifferenceBy)
- [DifferenceWith](#DifferenceWith)
- [DeleteAt](#DeleteAt)
- [DeleteRange](#DeleteRange)
- [Drop](#Drop)
- [DropRight](#DropRight)
- [DropWhile](#DropWhile)
@@ -516,12 +517,12 @@ func main() {
### <span id="DeleteAt">DeleteAt</span>
<p>删除切片中指定开始索引到结束索引的元素</p>
<p>删除切片中指定索引的元素（不修改原切片）。</p>
<b>函数签名:</b>
```go
func DeleteAt[T any](slice []T, start int, end ...int)
func DeleteAt[T any](slice []T, index int) []T
```
<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/pJ-d6MUWcvK)</span></b>
@@ -533,18 +534,66 @@ import (
)
func main() {
result1 := slice.DeleteAt([]string{"a", "b", "c"}, -1)
result2 := slice.DeleteAt([]string{"a", "b", "c"}, 0)
result3 := slice.DeleteAt([]string{"a", "b", "c"}, 0, 2)
chars := []string{"a", "b", "c", "d", "e"}
result1 := slice.DeleteAt(chars, 0)
result2 := slice.DeleteAt(chars, 4)
result3 := slice.DeleteAt(chars, 5)
result4 := slice.DeleteAt(chars, 6)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
// Output:
// [a b c]
// [b c]
// [c]
// [b c d e]
// [a b c d]
// [a b c d]
// [a b c d]
}
```
### <span id="DeleteRange">DeleteRange</span>
<p>删除切片中指定索引范围的元素（不修改原切片）。</p>
<b>函数签名:</b>
```go
func DeleteRange[T any](slice []T, start, end int) []T
```
<b>示例:</b>
```go
import (
"fmt"
"github.com/duke-git/lancet/v2/slice"
)
func main() {
chars := []string{"a", "b", "c", "d", "e"}
result1 := DeleteRange(chars, 0, 0)
result2 := DeleteRange(chars, 0, 1)
result3 := DeleteRange(chars, 0, 3)
result4 := DeleteRange(chars, 0, 4)
result5 := DeleteRange(chars, 0, 5)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
fmt.Println(result5)
// Output:
// [a b c d e]
// [b c d e]
// [d e]
// [e]
// []
}
```
@@ -2475,18 +2524,18 @@ import (
func main() {
nums := []int{1, 2, 3, 4, 5}
result1 := slice.Partition(nums)
result2 := slice.Partition(nums, func(n int) bool { return n%2 == 0 })
result3 := slice.Partition(nums, func(n int) bool { return n == 1 || n == 2 }, func(n int) bool { return n == 2 || n == 3 || n == 4 })
result1 := slice.Partition(nums)
result2 := slice.Partition(nums, func(n int) bool { return n%2 == 0 })
result3 := slice.Partition(nums, func(n int) bool { return n == 1 || n == 2 }, func(n int) bool { return n == 2 || n == 3 || n == 4 })
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
// Output:
// [[1 2 3 4 5]]
// [[2 4] [1 3 5]]
// [[1 2] [3 4] [5]]
// Output:
// [[1 2 3 4 5]]
// [[2 4] [1 3 5]]
// [[1 2] [3 4] [5]]
}
```
@@ -2510,13 +2559,13 @@ import (
)
func main() {
nums := []int{1, 2, 3, 4, 5}
nums := []int{1, 2, 3, 4, 5}
val, idx := slice.Random(nums)
if idx >= 0 && idx < len(nums) && slice.Contain(nums, val) {
fmt.Println("okk")
}
// Output:
// okk
val, idx := slice.Random(nums)
if idx >= 0 && idx < len(nums) && slice.Contain(nums, val) {
fmt.Println("okk")
}
// Output:
// okk
}
```

99
docs/en/api/packages/slice.md
View File

@@ -35,6 +35,7 @@ import (
- [DifferenceBy](#DifferenceBy)
- [DifferenceWith](#DifferenceWith)
- [DeleteAt](#DeleteAt)
- [DeleteRange](#DeleteRange)
- [Drop](#Drop)
- [DropRight](#DropRight)
- [DropWhile](#DropWhile)
@@ -515,12 +516,12 @@ func main() {
### <span id="DeleteAt">DeleteAt</span>
<p>Delete the element of slice from start index to end index - 1.</p>
<p>Delete delete the element of slice at index.</p>
<b>Signature:</b>
```go
func DeleteAt[T any](slice []T, start int, end ...int)
func DeleteAt[T any](slice []T, index int)
```
<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/pJ-d6MUWcvK)</span></b>
@@ -532,18 +533,66 @@ import (
)
func main() {
result1 := slice.DeleteAt([]string{"a", "b", "c"}, -1)
result2 := slice.DeleteAt([]string{"a", "b", "c"}, 0)
result3 := slice.DeleteAt([]string{"a", "b", "c"}, 0, 2)
chars := []string{"a", "b", "c", "d", "e"}
result1 := slice.DeleteAt(chars, 0)
result2 := slice.DeleteAt(chars, 4)
result3 := slice.DeleteAt(chars, 5)
result4 := slice.DeleteAt(chars, 6)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
// Output:
// [a b c]
// [b c]
// [c]
// [b c d e]
// [a b c d]
// [a b c d]
// [a b c d]
}
```
### <span id="DeleteRange">DeleteRange</span>
<p>Delete the element of slice from start index to end index（exclude)</p>
<b>Signature:</b>
```go
func DeleteRange[T any](slice []T, start, end int) []T
```
<b>Example:</b>
```go
import (
"fmt"
"github.com/duke-git/lancet/v2/slice"
)
func main() {
chars := []string{"a", "b", "c", "d", "e"}
result1 := DeleteRange(chars, 0, 0)
result2 := DeleteRange(chars, 0, 1)
result3 := DeleteRange(chars, 0, 3)
result4 := DeleteRange(chars, 0, 4)
result5 := DeleteRange(chars, 0, 5)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result4)
fmt.Println(result5)
// Output:
// [a b c d e]
// [b c d e]
// [d e]
// [e]
// []
}
```
@@ -2473,18 +2522,18 @@ import (
func main() {
nums := []int{1, 2, 3, 4, 5}
result1 := slice.Partition(nums)
result2 := slice.Partition(nums, func(n int) bool { return n%2 == 0 })
result3 := slice.Partition(nums, func(n int) bool { return n == 1 || n == 2 }, func(n int) bool { return n == 2 || n == 3 || n == 4 })
result1 := slice.Partition(nums)
result2 := slice.Partition(nums, func(n int) bool { return n%2 == 0 })
result3 := slice.Partition(nums, func(n int) bool { return n == 1 || n == 2 }, func(n int) bool { return n == 2 || n == 3 || n == 4 })
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)
// Output:
// [[1 2 3 4 5]]
// [[2 4] [1 3 5]]
// [[1 2] [3 4] [5]]
// Output:
// [[1 2 3 4 5]]
// [[2 4] [1 3 5]]
// [[1 2] [3 4] [5]]
}
```
@@ -2507,13 +2556,13 @@ import (
)
func main() {
nums := []int{1, 2, 3, 4, 5}
nums := []int{1, 2, 3, 4, 5}
val, idx := slice.Random(nums)
if idx >= 0 && idx < len(nums) && slice.Contain(nums, val) {
fmt.Println("okk")
}
// Output:
// okk
val, idx := slice.Random(nums)
if idx >= 0 && idx < len(nums) && slice.Contain(nums, val) {
fmt.Println("okk")
}
// Output:
// okk
}
```