js解析网络中的json数据

时间:2022-04-14 05:33:19
<?php
echo <<<_END
<html>
<head>
</head>
<body>
<div id="container"></div> <script>
//var value2 = {"list":[ {"password":"1230","username":"coolcooldool"}, {"password":"thisis2","username":"okokok"}], "array":[{"password":"1230","username":"coolcooldool"},{"password":"thisis2","username":"okokok"}]};
//
//var obj2 = eval(value2);
//alert(obj2.list[0].password);
var getJSON = function(url) {
return new Promise(function(resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.open('get', url, true);
xhr.responseType = 'json';
xhr.onload = function() {
var status = xhr.status;
if (status == ) {
resolve(xhr.response);
} else {
reject(status);
}
};
xhr.send();
});
}; getJSON('http://web.cellpies.com/api/driving/getVehicleLocationPoints?vehicleDeviceId=0400000000030603&timeType=4&startTime=2017-03-17%2013:00:00&stopTime=2017-03-17%2014:00:00').then(function(jdata) {
alert('Your Json result is: ' + jdata); //you can comment this, i used it to debug
alert(jdata.data[].gpsx);
alert(jdata.data[].gpsy); }, function(status) { //error detection....
alert('Something went wrong.');
});
</script> _END; ?>

json数据格式为


{
"retcode": 1,
"data": [
{
"time": "2017-03-17 13:15:00",
"longitudedegree": null,
"longitudeminute": null,
"longitudesecond": null,
"longitudedecimals": null,
"latitudedegree": null,
"latitudeminute": null,
"latitudesecond": null,
"latitudedecimals": null,
"gpsx": "126.60580555556",
"gpsy": "45.702363888889"
},
{
"time": "2017-03-17 13:15:01",
"longitudedegree": null,
"longitudeminute": null,
"longitudesecond": null,
"longitudedecimals": null,
"latitudedegree": null,
"latitudeminute": null,
"latitudesecond": null,
"latitudedecimals": null,
"gpsx": "126.60573055556",
"gpsy": "45.702355555556"
}
]
}