From eb3bb7948fe1b07d626102332d143c93e75422cf Mon Sep 17 00:00:00 2001
From: withchao <993506633@qq.com>
Date: Thu, 2 Feb 2023 11:47:27 +0800
Subject: [PATCH] 1

---
 pkg/utilsv2/slice.go | 53 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 pkg/utilsv2/slice.go

diff --git a/pkg/utilsv2/slice.go b/pkg/utilsv2/slice.go
new file mode 100644
index 000000000..7fdbb45ff
--- /dev/null
+++ b/pkg/utilsv2/slice.go
@@ -0,0 +1,53 @@
+package utilsv2
+
+//func DuplicateRemoval[T comparable](ts []T) []T {
+//	v := make([]T, 0, len(ts))
+//	tmp := map[T]struct{}{}
+//	for _, t := range ts {
+//		if _, ok := tmp[t]; !ok {
+//			tmp[t] = struct{}{}
+//			v = append(v, t)
+//		}
+//	}
+//	return v
+//}
+
+func DuplicateRemovalAny[T any, V comparable](ts []T, fn func(t T) V) []T {
+	v := make([]T, 0, len(ts))
+	tmp := map[V]struct{}{}
+	for _, t := range ts {
+		k := fn(t)
+		if _, ok := tmp[k]; !ok {
+			tmp[k] = struct{}{}
+			v = append(v, t)
+		}
+	}
+	return v
+}
+
+func DuplicateRemoval[T comparable](ts []T) []T {
+	return DuplicateRemovalAny(ts, func(t T) T {
+		return t
+	})
+}
+
+func DeleteAt[T any](ts []T, index ...int) []T {
+	l := len(ts)
+	switch len(index) {
+	case 0:
+		return ts
+	case 1:
+		return append(ts[:index[0]], ts[index[0]+1:]...)
+	default:
+		tmp := make(map[int]struct{})
+		for _, v := range index {
+			tmp[v] = struct{}{}
+		}
+		v := make([]byte)
+		for i, t := range ts {
+
+		}
+
+	}
+	return nil
+}