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SecurityElement.Escape(String) Method

  • Reference

Definition

Namespace:
System.Security
Assembly:
System.Runtime.dll
Assembly:
System.Runtime.Extensions.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll
Source:
SecurityElement.cs
Source:
SecurityElement.cs
Source:
SecurityElement.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Replaces invalid XML characters in a string with their valid XML equivalent.

public static string? Escape (string? str);
public static string Escape (string str);

Parameters

str
String

The string within which to escape invalid characters.

Returns

String

The input string with invalid characters replaced.

Examples

The following code shows the use of the Escape method to replace invalid XML characters in a string with their valid XML equivalent. This code example is part of a larger example provided for the SecurityElement class.

tagText = SecurityElement.Escape(tagText);

Remarks

Use this method to replace invalid characters in a string before using the string in a SecurityElement. If invalid characters are used in a SecurityElement without being escaped, an ArgumentException is thrown.

The following table shows the invalid XML characters and their escaped equivalents.

Invalid XML character Replaced with
< &lt;
> &gt;
" &quot;
' &apos;
& &amp;

Applies to

Product Versies
.NET Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0, 2.1