获取编辑控件显示当用户输入文本的密码字符
#include <GuiEdit.au3>
_GUICtrlEdit_GetPasswordChar($hWnd)
| $hWnd | 控件的控件ID/句柄 | 
#include <GuiEdit.au3>
#include <GUIConstantsEx.au3>
$Debug_Ed = False ; Check ClassName being passed to Edit functions, set to True and use a handle to another control to see it work
_Main()
Func _Main()
    Local $hEdit
    ; 创建 GUI
    GUICreate("Edit Get Password Char", 400, 300)
    $hEdit = GUICtrlCreateInput("Test of build-in control", 2, 2, 394, 25, $ES_PASSWORD)
    GUISetState()
    MsgBox(4096, "信息", "Password Char: " & _GUICtrlEdit_GetPasswordChar($hEdit))
    _GUICtrlEdit_SetPasswordChar($hEdit, "$") ; change password char to $
    MsgBox(4096, "信息", "Password Char: " & _GUICtrlEdit_GetPasswordChar($hEdit))
    _GUICtrlEdit_SetPasswordChar($hEdit) ; display characters typed by the user.
    MsgBox(4096, "信息", "Password Char: " & _GUICtrlEdit_GetPasswordChar($hEdit))
    ; 循环直到用户退出
    Do
    Until GUIGetMsg() = $GUI_EVENT_CLOSE
    GUIDelete()
EndFunc   ;==>_Main