From: qydysky <qydysky@foxmail.com>
Date: Mon, 17 Jun 2024 11:42:29 +0000 (+0000)
Subject: slice.Del
X-Git-Tag: v0.28.20240617114802
X-Git-Url: http://127.0.0.1:8081/?a=commitdiff_plain;h=d85e699a0626ae236a92b995b4f911ddd3cf1424;p=part%2F.git

slice.Del
---

diff --git a/slice/Slice.go b/slice/Slice.go
index 78c4589..708efbf 100644
--- a/slice/Slice.go
+++ b/slice/Slice.go
@@ -229,3 +229,12 @@ func Resize[S ~[]T, T any](s *S, size int) {
 		*s = append((*s)[:cap(*s)], make([]T, size-cap(*s))...)
 	}
 }
+
+func Del[S ~[]T, T any](s *S, f func(t *T) (del bool)) {
+	for i := 0; i < len(*s); i++ {
+		if f(&(*s)[i]) {
+			*s = append((*s)[:i], (*s)[i+1:]...)
+			i-=1
+		}
+	}
+}
diff --git a/slice/Slice_test.go b/slice/Slice_test.go
index bb33187..f9903c4 100644
--- a/slice/Slice_test.go
+++ b/slice/Slice_test.go
@@ -6,6 +6,17 @@ import (
 	"unsafe"
 )
 
+func TestDel(t *testing.T) {
+	var s = []int{1, 2, 3, 4, 4, 6, 4, 7}
+	Del(&s, func(t *int) (del bool) {
+		return *t == 4
+	})
+	t.Log(s)
+	if s[3] != 6 || s[4] != 7 {
+		t.FailNow()
+	}
+}
+
 func TestResize(t *testing.T) {
 	var s = make([]byte, 10)
 	t.Log(unsafe.Pointer(&s), len(s), cap(s))