JsonArrayRemoveElement Function

Action

Removes an element with the specified index from a JSON array. The index of all following elements decreases by one. Also the size of the array decreases by one.

Include file

Json.bdh

Syntax

JsonArrayRemoveElement( in handle : number,
                        in index  : number ): boolean;

Parameter	Description
handle	Valid handle to a JSON array
index	The index position in the JSON array. Lower bound is zero (0).

Return value

true if element successfully removed
false otherwise

Example

transaction TMain
var
  jsonArray, i, current : number;
begin
  jsonArray := JsonParse("[0,1,2,3,4,5,6,7]");
  
  //remove all even numbers of array
  i := 0;
  while i < JsonGetArrayLength(jsonArray) do
    JsonArrayGetNumberElement(jsonArray, i, current);
	if ((curr mod 2) = 0) then
	  JsonArrayRemoveElement(jsonArray, i);
	else
	  i := i + 1;
	end;
  end;

  JsonFree(jsonArray);
end TMain;