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v4.2
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    中文EN
    v4.2

      tan()

      Function tan() calculates the tangent value of a radian.

      Arguments:

      • Radian <number>

      Returns:

      • Tangent <number>, ∈ [-1, 1]

      Common Usage

      Example: calculate the tangent value of the radian 45°

      return tan(45 * pi() / 180)
      

      Example: calculate the tangent values of a column of radians

      uncollect [1, 2.5, 3] as a
      return tan(a)
      
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