feat: add generic util function SliceHas (#103)

README.md

@@ -101,6 +101,7 @@ func RandomOne[T any](arr []T) T
 func Unique[T ~string | comdef.XintOrFloat](list []T) []T 
 func IndexOf[T ~string | comdef.XintOrFloat](val T, list []T) int 
 // source at arrutil/check.go
+func SliceHas[T comdef.ScalarType](slice []T, val T) bool
 func IntsHas(ints []int, val int) bool 
 func Int64sHas(ints []int64, val int64) bool 
 func InStrings(elem string, ss []string) bool 
@@ -164,6 +165,10 @@ arrutil.IntsHas([]int{2, 4, 5}, 2) // True
 arrutil.Int64sHas([]int64{2, 4, 5}, 2) // True
 arrutil.StringsHas([]string{"a", "b"}, "a") // True
 
+arrutil.SliceHas([]int{2, 4, 5}, 2) // True
+arrutil.SliceHas([]int64{2, 4, 5}, 2) // True
+arrutil.SliceHas([]string{"a", "b"}, "a") // True
+
 // list and val interface{}
 arrutil.Contains(list, val)
 arrutil.Contains([]uint32{9, 2, 3}, 9) // True

README.zh-CN.md

@@ -100,6 +100,7 @@ func RandomOne[T any](arr []T) T
 func Unique[T ~string | comdef.XintOrFloat](list []T) []T 
 func IndexOf[T ~string | comdef.XintOrFloat](val T, list []T) int 
 // source at arrutil/check.go
+func SliceHas[T comdef.ScalarType](slice []T, val T) bool
 func IntsHas(ints []int, val int) bool 
 func Int64sHas(ints []int64, val int64) bool 
 func InStrings(elem string, ss []string) bool 
@@ -163,6 +164,10 @@ arrutil.IntsHas([]int{2, 4, 5}, 2) // True
 arrutil.Int64sHas([]int64{2, 4, 5}, 2) // True
 arrutil.StringsHas([]string{"a", "b"}, "a") // True
 
+arrutil.SliceHas([]int{2, 4, 5}, 2) // True
+arrutil.SliceHas([]int64{2, 4, 5}, 2) // True
+arrutil.SliceHas([]string{"a", "b"}, "a") // True
+
 // list and val interface{}
 arrutil.Contains(list, val)
 arrutil.Contains([]uint32{9, 2, 3}, 9) // True

arrutil/check.go

@@ -8,6 +8,17 @@ import (
 	"github.com/gookit/goutil/mathutil"
 )
 
+// SliceHas check the slice contains the given value
+func SliceHas[T comdef.ScalarType](slice []T, val T) bool {
+	for _, ele := range slice {
+		if ele == val {
+			return true
+		}
+	}
+
+	return false
+}
+
 // IntsHas check the []int contains the given value
 func IntsHas(ints []int, val int) bool {
 	for _, ele := range ints {

arrutil/check_test.go

@@ -7,6 +7,20 @@ import (
 	"github.com/gookit/goutil/testutil/assert"
 )
 
+func TestSliceHas(t *testing.T) {
+	ints := []int{2, 4, 5}
+	assert.True(t, arrutil.SliceHas(ints, 2))
+	assert.False(t, arrutil.SliceHas(ints, 3))
+
+	int64s := []int64{2, 4, 5}
+	assert.True(t, arrutil.SliceHas(int64s, 2))
+	assert.False(t, arrutil.SliceHas(int64s, 3))
+
+	strs := []string{"2", "4", "5"}
+	assert.True(t, arrutil.SliceHas(strs, "2"))
+	assert.False(t, arrutil.SliceHas(strs, "3"))
+}
+
 func TestIntsHas(t *testing.T) {
 	ints := []int{2, 4, 5}
 	assert.True(t, arrutil.IntsHas(ints, 2))