fn_registry/functions/core/map_slice.md

name, kind, lang, domain, version, purity, signature, description, tags, uses_functions, uses_types, returns, returns_optional, error_type, imports, tested, tests, test_file_path, file_path

name	kind	lang	domain	version	purity	signature	description	tags	uses_functions	uses_types	returns	returns_optional	error_type	imports	tested	tests	test_file_path	file_path
map_slice	function	go	core	1.0.0	pure	func MapSlice[T any, U any](xs []T, fn func(T) U) []U	Transforma cada elemento de un slice aplicando una funcion. Retorna un nuevo slice del mismo tamaño con los resultados.	slice functional generic map transform				false			true	transforma enteros a strings slice vacio retorna vacio preserva orden	functions/core/map_slice_test.go	functions/core/map_slice.go

Ejemplo

strs := MapSlice([]int{1, 2, 3}, func(n int) string { return fmt.Sprintf("%d", n) })
// strs = ["1", "2", "3"]

Notas

Funcion pura generica con dos type parameters: T (input) y U (output). Pre-aloca el slice resultado al tamaño exacto.