lo/docs/data/it-assign.md

name, slug, sourceRef, category, subCategory, signatures, variantHelpers, similarHelpers, position

name	slug	sourceRef	category	subCategory	signatures	variantHelpers	similarHelpers	position
Assign	assign	it/map.go#L122	it	map	func Assign[K comparable, V any, Map ~map[K]V](maps ...iter.Seq[Map]) Map	it#map#assign	core#map#assign it#map#fromentries it#map#invert	50

Merges multiple map sequences into a single map. Later maps overwrite values from earlier maps when keys conflict.

map1 := func(yield func(map[string]int) bool) {
    yield(map[string]int{"a": 1, "b": 2})
}
map2 := func(yield func(map[string]int) bool) {
    yield(map[string]int{"b": 3, "c": 4})
}
map3 := func(yield func(map[string]int) bool) {
    yield(map[string]int{"d": 5, "e": 6})
}
result := it.Assign(map1, map2, map3)
// map[string]int{"a": 1, "b": 3, "c": 4, "d": 5, "e": 6}
// Note: "b" is 3 (overwritten from map2)

singleMap := func(yield func(map[int]string) bool) {
    yield(map[int]string{1: "one", 2: "two"})
}
result = it.Assign(singleMap)
// map[int]string{1: "one", 2: "two"}

emptyMap1 := func(yield func(map[string]bool) bool) {
    yield(map[string]bool{})
}
emptyMap2 := func(yield func(map[string]bool) bool) {
    yield(map[string]bool{"active": true})
}
result = it.Assign(emptyMap1, emptyMap2)
// map[string]bool{"active": true}