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

Change the specified fractional numeric element in JSON array by index. The index starts from 0.

Syntax

function JSONArraySetDouble(var sJSON: string; iIdx: integer; iValue: double): integer;

Parameters and return values

Parameter	Type	Value
var sJSON	string	JSON object as a text string;
iIdx	integer	index of the array element;
iValue	double	new content of the array element.

Function result

-1	JSON parsing error;
-2	non-existent index of the array element;
0	function done successfully.

Example

var
  sJSON: string;
  x: integer;
begin
  sJSON := '[empty]';
  x := JSONArraySetDouble(sJSON, 0, Now);
  
    case x of
       0: mLogScript(sJSON, '');
      -1: mLogScript('invalid index', '');
      -2: mLogScript('invalid object', '');
    end;  
end.

Script work result

[15:41:24] (Log "JSONArraySetDouble"): [43746.6537527894]

[15:41:24] (Run "JSONArraySetDouble"): Script operation time: 8 ms

[15:41:24] (Run "JSONArraySetDouble"): Script done successfully.

MyChat Scripts: JSONArraySetDouble, change the fractional number in JSON object