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Module unionBy

Index

References

Functions Array

References

Renames and re-exports __type

Array Functions

  • unionBy<T>(...arrays: any[]): T[]
  • This method is like union except that it accepts iteratee which is invoked for each element of each arrays to generate the criterion by which uniqueness is computed. Result values are chosen from the first array in which the value occurs. The iteratee is invoked with one argument: (value).

    since

    5.11.0

    see

    difference, union, unionWith, without, xor, xorBy

    example
    unionBy([2.1], [1.2, 2.3], Math.floor)
    // => [2.1, 1.2]

    Type parameters

    • T

    Parameters

    • Rest ...arrays: any[]

      The arrays to inspect.

    Returns T[]

    Returns the new array of combined values.