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Version: 1.0.2

is.undefined

is.undefined(target: unknown)โ€‹

Specificationโ€‹

  • Target argument: required.
  • Checks if the given "target" type is undefined.

Informationโ€‹

  • Unit tests: โœ…

// And all other known types will return false

// Reversal boolean result

// And all other known types will return true