MarkLogic 9 Product Documentation

json:array-push

json:array-push(
   $array as json:array,
   $item as item()*
) as empty-sequence()

Summary

Push a value to the end of the array, increasing the size of the array by one.

Example

  let $a := json:to-array(1 to 3)
  let $_ := json:array-push($a, 4)
  return xdmp:to-json($a)
  => [1, 2, 3, 4]