NumberGroupSeparator Property

NumberFormatInfo.NumberGroupSeparator Property

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Gets or sets the string that separates groups of digits to the left of the decimal in numeric values.

Namespace:  System.Globalization
Assembly:  mscorlib (in mscorlib.dll)

public string NumberGroupSeparator { get; set; }

Property Value

Type: System.String
The string that separates groups of digits to the left of the decimal in numeric values. The default for InvariantInfo is ",".

ExceptionCondition
ArgumentNullException

The property is being set to null.

InvalidOperationException

The property is being set and the NumberFormatInfo object is read-only.

The following example demonstrates the effect of changing the NumberGroupSeparator property.


using System;
using System.Globalization;

class Example
{
   public static void Demo(System.Windows.Controls.TextBlock outputBlock)
   {
      // Gets a NumberFormatInfo associated with the en-US culture.
      NumberFormatInfo nfi = new CultureInfo("en-US").NumberFormat;

      // Displays a value with the default separator (",").
      Int64 myInt = 123456789;
      outputBlock.Text += String.Format(myInt.ToString("N", nfi)) + "\n";

      // Displays the same value with a blank as the separator.
      nfi.NumberGroupSeparator = " ";
      outputBlock.Text += String.Format(myInt.ToString("N", nfi)) + "\n";
   }
}
/* 
This code produces the following output.

123,456,789.00
123 456 789.00
*/


Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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