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以編程方式格式化Google圖表

[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$$

10500.510.500,50 ,更多前綴

1050010.500,00 ,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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