..  Set([itr])

Construct a :obj:`Set` of the values generated by the given iterable object, or an empty set.
Should be used instead of :obj:`IntSet` for sparse integer sets, or for sets of arbitrary objects.


In the Julia programming language, the function Set([itr]) is used to construct a Set of values generated by the given iterable object, or an empty set if no iterable object is provided. It is recommended to use Set instead of IntSet for sparse integer sets or sets of arbitrary objects.

Examples of how to use the Set function:

  1. Create a set from an iterable:

    julia> set1 = Set([1, 2, 3, 4, 5])
    Set{Int64} with 5 elements:

    This example creates a set set1 with the elements from the iterable [1, 2, 3, 4, 5].

  2. Create an empty set:

    julia> set2 = Set()
    Set{Any} with 0 elements

    This example creates an empty set set2 of type Set{Any}.

  3. Create a set of strings:
    julia> set3 = Set(["apple", "banana", "orange"])
    Set{String} with 3 elements:

    It creates a set set3 with the elements as strings.

Common mistake example:

julia> set4 = Set(1:5)
ERROR: MethodError: no method matching Set(::UnitRange{Int64})

In this example, the provided iterable is not enclosed in square brackets. To create a set from an iterable, always wrap the iterable inside square brackets, like Set([iterable]).

See Also

complement, complement!, intersect, intersect!, issubset, selectperm, selectperm!, Set, setdiff, setdiff!, symdiff, union, union!,

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