flatMap

Maps the elements in the given array based on the given selector, then flattens the result

Arguments

• array - The array to map
• selector(element, index) - (optional) The selector to apply to each element

Example

{
  "$template": {
	"$comment": "The field below will be [1, 2, 2, 4, 3, 6, 5, 10, 8, 16, 10, 20]",
	"test": "{{[1, 2, 3, 5, 8, 10].flatMap(x => [x, x * 2])}}"
  }
}