If exists

Accepts two or three inputs. If the first input provides a value, the second input is forwarded. Otherwise, the third input is forwarded (if present).

Examples

Notation: List of values are represented via square brackets. Example: [first, second] represents a list of two values “first” and “second”.

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Example 1:

• Input values:

  1. [value]
  2. [yes]
  3. [no]

• Returns: [yes]

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Example 2:

• Input values:

  1. []
  2. [yes]
  3. [no]

• Returns: [no]

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Example 3:

• Input values:

  1. [value]
  2. []

• Returns: []

Parameter

None

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