[英]Formatting google charts programmatically
使用以下代碼如何設置格式,以便CurrencyValue1和CurrencyValue2在圖表中以美元(作為貨幣值)顯示?
function drawChart() {
var data = new google.visualization.DataTable();
data.addColumn('date', 'Date');
data.addColumn('number', 'CurrencyValue1');
data.addColumn('number', 'CurrencyValue2');
data.addRows(1);
data.setValue(0, 0, new Date(2011, 8, 12));
data.setValue(0, 1, 300.0000);
data.setValue(0, 2, 759.1707);
var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
chart.draw(data, { width: 660, height: 470, title: 'Heading', is3D: true, backgroundColor: '#f5f3e5' });
}
請參閱文檔: http : //code.google.com/intl/cs-CZ/apis/chart/interactive/docs/reference.html#numberformatter
var data = new google.visualization.DataTable();
data.addColumn('date', 'Date');
data.addColumn('number', 'CurrencyValue1');
data.addColumn('number', 'CurrencyValue2');
var formatter = new google.visualization.NumberFormat(
{prefix: '$', negativeColor: 'red', negativeParens: true});
formatter.format(data, 1);
formatter.format(data, 2);
這將格式化第二列和第三列,如錢(前綴為美元符號,如“$ 15.00”)
這是巴西貨幣的完美格式:
var formatter = new google.visualization.NumberFormat({decimalSymbol: ',',groupingSymbol: '.', negativeColor: 'red', negativeParens: true, prefix: 'R$ '});
formatter.format(data, 1);
工作正常惠特美元,一些改變R$
到$
10500.5
留10.500,50
,更多前綴
10500
留10.500,00
,更多前綴
使用Data.SetFormattedValue並更改3#param。
像這樣:
For i As Integer = 0 To dt.Rows.Count - 1
....
str.Append("data.setValue( " & i & "," & 0 & "," & "'" & Cadena & "');")
str.Append("data.setValue(" & i & "," & 1 & "," & Valor & ") ;")
str.Append("data.setFormattedValue(" & i & "," & 1 & ",'" & FormatCurrency(Valor.Replace(".", ",")) & "') ;")
next
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