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package slices
// Intersection returns intersection for slices of various built-in types
func Intersection[E comparable](a, b []E) []E {
if len(a) == 0 || len(b) == 0 {
return nil
}
p, s := a, b
if len(b) > len(a) {
p, s = b, a
}
m := make(map[E]struct{})
for _, i := range p {
m[i] = struct{}{}
}
var res []E
for _, v := range s {
if _, exists := m[v]; exists {
res = append(res, v)
}
}
return res
}
// IntersectStrings returns intersection of two string slices
// Deprecated: use Intersection instead.
var IntersectStrings = Intersection[string]
// IntersectInts returns intersection of two int slices
// Deprecated: use Intersection instead.
var IntersectInts = Intersection[int]
// IntersectInt8s returns intersection of two int8 slices
// Deprecated: use Intersection instead.
var IntersectInt8s = Intersection[int8]
// IntersectInt16s returns intersection of two int16 slices
// Deprecated: use Intersection instead.
var IntersectInt16s = Intersection[int16]
// IntersectInt32s returns intersection of two int32 slices
// Deprecated: use Intersection instead.
var IntersectInt32s = Intersection[int32]
// IntersectInt64s returns intersection of two int64 slices
// Deprecated: use Intersection instead.
var IntersectInt64s = Intersection[int64]
// IntersectUints returns intersection of two uint slices
// Deprecated: use Intersection instead.
var IntersectUints = Intersection[uint]
// IntersectUint8s returns intersection of two uint8 slices
// Deprecated: use Intersection instead.
var IntersectUint8s = Intersection[uint8]
// IntersectUint16s returns intersection of two uint16 slices
// Deprecated: use Intersection instead.
var IntersectUint16s = Intersection[uint16]
// IntersectUint32s returns intersection of two uint32 slices
// Deprecated: use Intersection instead.
var IntersectUint32s = Intersection[uint32]
// IntersectUint64s returns intersection of two uint64 slices
// Deprecated: use Intersection instead.
var IntersectUint64s = Intersection[uint64]
// IntersectFloat32s returns intersection of two float32 slices
// Deprecated: use Intersection instead.
var IntersectFloat32s = Intersection[float32]
// IntersectFloat64s returns intersection of two float64 slices
// Deprecated: use Intersection instead.
var IntersectFloat64s = Intersection[float64]
// IntersectBools returns intersection of two bool slices
// Deprecated: use Intersection instead.
var IntersectBools = Intersection[bool]
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