For developers > Server scripts > Functions description > JSON

"For developers", "Server scripts", "Functions description", "JSON", "JSONArraySetLength".

Create JSON array of the specified size and fill it with zeros. The numeration of the array elements begins from zero. JSON array can be filled with elements of any type in any order.

Syntax

function JSONArraySetLength(var sJSON: string; iLength: integer): integer;

Parameters and return values

Parameter	Type	Value
var sJSON	string	JSON object as a text string;
iLength	integer	size of the array you want to create.

Function result

0	all ok; the array is created and placed into sJSON variable;
-1	number of array elements must be more than zero; zero array created.

Example

const
  SIZE = 9;
var
  sJSON: string;
  i: integer;
begin
  JSONArraySetLength(sJSON, SIZE);
  
    for i := 0 to SIZE do
      JSONArraySetInteger(sJSON, i, random(100));
      
  mLogScript(sJSON, '');
end.

Script work result

[15:35:10] (Log "JSONArraySetLenght"): [78,14,53,13,5,94,52,51,43]

[15:35:10] (Run "JSONArraySetLenght"): Script operation time: 9 ms

[15:35:10] (Run "JSONArraySetLenght"): Script done successfully.

MyChat Scripts: JSONArraySetLength, create JSON array of the specified size