function Property() {
var xmlhttp;
if (window.XMLHttpRequest) {
xmlhttp = new XMLHttpRequest();
} else {
xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
}

xmlhttp.onreadystatechange = function() {
if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
var datastr = xmlhttp.responseText;
alert(datastr);
var dataobj = JSON.parse(datastr)
let dataarr = [];
for (dataobj에서 보자) {
dataarr.push(dataobj[i]);
}


}
}

xmlhttp.open("POST", "https://api.123321yun .com/api/device/queryProjectDeviceParamStatus?projId=66", true);

/* xmlhttp.open("POST", "https://api.123321yun.com/api/user/login?username=test123&password= 123456", true);*/ xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
xmlhttp.send();
}ㅋㅋㅋ