(AutoIt) Call a JavaScript Function Returning an Array

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Note: This example requires Chilkat v11.4.0 or greater.

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Local $bSuccess = False

; ----------------------------------------------------------------------------------
; The Javascript functions called in this example are shown at the bottom of this page.
; -----------------------------------------------------------------------------------

$oSbScript = ObjCreate("Chilkat.StringBuilder")
$bSuccess = $oSbScript.LoadFile("js_function_returning_array.js","utf-8")
If ($bSuccess = False) Then
    ConsoleWrite($oSbScript.LastErrorText & @CRLF)
    Exit
EndIf

$oJs = ObjCreate("Chilkat.Js")

$oResult = ObjCreate("Chilkat.JsonObject")
$oResult.EmitCompact = False

; Call Eval to add the function to the context's global object
$bSuccess = $oJs.Eval($oSbScript,$oResult)
If ($bSuccess = False) Then
    ; Examine the result for an exception.
    ConsoleWrite($oResult.Emit() & @CRLF)

    ; Also examine the LastErrorText.
    ConsoleWrite($oJs.LastErrorText & @CRLF)
    Exit
EndIf

; ------------------------------------------------------------------------------
; Call each function

$oFuncCall = ObjCreate("Chilkat.JsonObject")

; Create JSON specifying the function name and arguments
; The function has no arguments, so we only specify the name.

$oFuncCall.UpdateString("name","getDays")

$bSuccess = $oJs.CallFunction($oFuncCall,$oResult)
If ($bSuccess = False) Then
    ; Examine the result for an exception.
    ConsoleWrite($oResult.Emit() & @CRLF)

    ; Also examine the LastErrorText.
    ConsoleWrite($oJs.LastErrorText & @CRLF)
    Exit
EndIf

ConsoleWrite($oResult.Emit() & @CRLF)

; Output:
; {
;   "type": "array",
;   "value": [
;     "Monday",
;     "Tuesday",
;     "Wednesday",
;     "Thursday",
;     "Friday"
;   ]
; }

; Access each array value..
Local $iCount = $oResult.SizeOfArray("value")
Local $i = 0
While $i < $iCount
    $oResult.I = $i
    ConsoleWrite($oResult.StringOf("value[i]") & @CRLF)
    $i = $i + 1
Wend

; ------------------------------------------------------------------------------
; Call the getRange(start,end) function

$oFuncCall.Clear 
$oFuncCall.UpdateString("name","getRange")
$oFuncCall.UpdateInt("args[0]",14)
$oFuncCall.UpdateInt("args[1]",21)
$bSuccess = $oJs.CallFunction($oFuncCall,$oResult)
ConsoleWrite($oResult.Emit() & @CRLF)

; Output:
; {
;   "type": "array",
;   "value": [
;     14,
;     15,
;     16,
;     17,
;     18,
;     19,
;     20,
;     21
;   ]
; }

$iCount = $oResult.SizeOfArray("value")
$i = 0
While $i < $iCount
    $oResult.I = $i
    ConsoleWrite($oResult.IntOf("value[i]") & @CRLF)
    $i = $i + 1
Wend

; ------------------------------------------------------------------------------
; Call the getEmployees() function

$oFuncCall.Clear 
$oFuncCall.UpdateString("name","getEmployees")
$bSuccess = $oJs.CallFunction($oFuncCall,$oResult)
ConsoleWrite($oResult.Emit() & @CRLF)

; Output:
; {
;   "type": "array",
;   "value": [
;     {
;       "id": 101,
;       "name": "Alice",
;       "role": "Dev"
;     },
;     {
;       "id": 102,
;       "name": "Bob",
;       "role": "Manager"
;     }
;   ]
; }

$iCount = $oResult.SizeOfArray("value")
$i = 0
While $i < $iCount
    $oResult.I = $i
    ConsoleWrite("name: " & $oResult.StringOf("value[i].name") & @CRLF)
    ConsoleWrite("role: " & $oResult.StringOf("value[i].role") & @CRLF)
    ConsoleWrite("id: " & $oResult.IntOf("value[i].id") & @CRLF)
    ConsoleWrite("" & @CRLF)
    $i = $i + 1
Wend

function getDays() {
    return ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday"];
}

function getRange(start, end) {
    var arr = [];
    for (var i = start; i <= end; i++) {
        arr.push(i);
    }
    return arr;
}
// Usage: getRange(1, 5) -> [1, 2, 3, 4, 5]

function getEmployees() {
    return [
        { id: 101, name: "Alice", role: "Dev" },
        { id: 102, name: "Bob", role: "Manager" }
    ];
}