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String.Equals Method (String)

Determines whether this instance and another specified String object have the same value.

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

public bool Equals(
	string value


Type: System.String
The string to compare to this instance.

Return Value

Type: System.Boolean
true if the value of the value parameter is the same as this instance; otherwise, false.



This method performs an ordinal (case-sensitive and culture-insensitive) comparison.

The following example demonstrates the Equals(String) method.

using System;

public class Example
   public static void Demo(System.Windows.Controls.TextBlock outputBlock)
      string word = "File";
      string[] others = { word.ToLower(), word, word.ToUpper(), "fıle" };
      foreach (string other in others)
         if (word.Equals(other))
            outputBlock.Text += String.Format("{0} = {1}", word, other) + "\n";
            outputBlock.Text += String.Format("{0} {1} {2}", word, '\u2260', other) + "\n";
// The example displays the following output:
//       File ≠ file
//       File = File
//       File ≠ FILE
//       File ≠ fıle


Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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