[英]Add time-stamp data from multiple csv files to highchart
我正在嘗試從2個具有如下時間戳數據的csv文件中添加數據: 9/30/2015 6:39:14 PM,20.709217
。 我試圖從文件中讀取這些值,並將字符串轉換為highcharts接受的日期時間格式。
對於每個文件,我都會將此轉換后的數據添加到要推送到圖表的數據數組中。
它給出以下錯誤: Invalid value for <path> attribute d="M 687.5 "
這是我正在嘗試的代碼: jsfiddle
我的csv數據文件如下。
數據1.csv
9/30/2015 6:39:14 PM,20.709217
9/29/2015 6:38:16 PM,32.215775
9/28/2015 6:38:16 PM,32.215775
Data2.csv
9/30/2015 6:39:14 PM,24.709217
9/29/2015 6:38:16 PM,18.012775
9/28/2015 6:38:16 PM,33.245775
請幫助我。
$.get()
是異步的,因此,當您調用drawChart
, data1
數組未完全設置:ajax調用未完成。
您需要在$.get()
調用的末尾移動drawChart
調用。
這是工作代碼:
var options1 = {
chart: {
renderTo: 'container'
},
title: {
text: ''
},
xAxis: {
title: {
text: 'Select on Parameters to change data in chart.'
},
},
vAxis: {
title: {
text: ''
},
},
tooltip: {
enabled: true,
shared: true
},
series: []
};
var drawChart = function(data, type, name, color) {
var newSeriesData = {
name: name,
type: type,
data: data,
color: color
};
options1.series.push(newSeriesData);
var chart = new Highcharts.Chart(options1);
};
var data1 = [
[]
],
data2 = [
[]
];
$.get('data1.csv', function(csv) {
var lines = csv.trim().split('\n');
console.log("CSV: ", csv);
$.each(lines, function(lineNo, line) {
var items = line.split(',');
console.log('Item1:', items[0])
if ((line !== " ")) {
var datetime = new Date(items[0]);
console.log("Datetime variable: ", datetime);
var value = parseFloat(items[1]);
var year = datetime.getFullYear();
var month = datetime.getUTCMonth();
var day = datetime.getDay();
var hour = datetime.getHours();
var min = datetime.getMinutes();
var thisDate = Date.UTC(year, month, day, hour, min);
console.log("Date: ", thisDate);
console.log("Value: ", value);
// console.log("Date Generated: ",thisDate);
data1.push([thisDate, value]);
}
});
$.each(lines, function(lineNo, line) {
var items = line.split(',');
console.log('Item1:', items[0])
if ((line !== " ")) {
var datetime = new Date(items[0]);
console.log("Datetime variable: ", datetime);
var value = parseFloat(items[1]);
var year = datetime.getFullYear();
var month = datetime.getUTCMonth();
var day = datetime.getDay();
var hour = datetime.getHours();
var min = datetime.getMinutes();
var thisDate = Date.UTC(year, month, day, hour, min);
console.log("Date: ", thisDate);
console.log("Value: ", value);
// console.log("Date Generated: ",thisDate);
data1.push([thisDate, value]);
}
});
console.log("Data1 Array: ", data1);
drawChart(data1, 'line', 'DC Voltage (V)', 'red');
});
這是控制台中的輸出:
CSV: 9/30/2015 6:39:14 PM,20.709217
9/29/2015 6:38:16 PM,32.215775
9/28/2015 6:38:16 PM,32.215775
Item1: 9/30/2015 6:39:14 PM
Datetime variable: Wed Sep 30 2015 18:39:14 GMT+0200 (Paris, Madrid (heure d’été))
"Datetime variable: "
[date] Wed Sep 30 2015 18:39:14 GMT+0200 (Paris, Madrid (heure d’été))
Date: 1441305540000
Value: 20.709217
Item1: 9/29/2015 6:38:16 PM
Datetime variable: Tue Sep 29 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
"Datetime variable: "
[date] Tue Sep 29 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
Date: 1441219080000
Value: 32.215775
Item1: 9/28/2015 6:38:16 PM
Datetime variable: Mon Sep 28 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
"Datetime variable: "
[date] Mon Sep 28 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
Date: 1441132680000
Value: 32.215775
Item1: 9/30/2015 6:39:14 PM
Datetime variable: Wed Sep 30 2015 18:39:14 GMT+0200 (Paris, Madrid (heure d’été))
"Datetime variable: "
[date] Wed Sep 30 2015 18:39:14 GMT+0200 (Paris, Madrid (heure d’été))
Date: 1441305540000
Value: 20.709217
Item1: 9/29/2015 6:38:16 PM
Datetime variable: Tue Sep 29 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
"Datetime variable: "
[date] Tue Sep 29 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
Date: 1441219080000
Value: 32.215775
Item1: 9/28/2015 6:38:16 PM
Datetime variable: Mon Sep 28 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
"Datetime variable: "
[date] Mon Sep 28 2015 18:38:16 GMT+0200 (Paris, Madrid (heure d’été))
Date: 1441132680000
Value: 32.215775
Data1 Array: ,1441305540000,20.709217,1441219080000,32.215775,1441132680000,32.215775,1441305540000,20.709217,1441219080000,32.215775,1441132680000,32.215775
"Data1 Array: "
[
0: [ ],
1: [ ],
2: [ ],
3: [ ],
4: [ ],
5: [ ],
6: [ ],
length: 7
]
Highcharts error #15: www.highcharts.com/errors/15
Highcharts error #15: www.highcharts.com/errors/15
Highcharts error #15: www.highcharts.com/errors/15
Highcharts error #15: www.highcharts.com/errors/15
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