lodop如何获取打印机名称

var LODOP;
//获取打印机设备数，用于进行遍历
var count = LODOP.GET_PRINTER_COUNT();//获取打印机个数
window.onload=function print() {  
    for (var i = 0; i < count; i++) {
    //根据设备序号获取设备名
        var msg = LODOP.GET_PRINTER_NAME(i);
        console.log(LODOP.GET_PRINTER_NAME(i));
    }
}