RandomExtensionsNextChars(Random, Int32, ReadOnlySpanChar) Method

Returns an Array of random characters that has the specified length.

Definition

Namespace: KGySoft.CoreLibraries
Assembly: KGySoft.CoreLibraries (in KGySoft.CoreLibraries.dll) Version: 7.0.0-rc.1
C#
public static char[] NextChars(
	this Random random,
	int length,
	ReadOnlySpan<char> allowedCharacters
)

Parameters

random  Random
The Random instance to use.
length  Int32
The desired length of the result.
allowedCharacters  ReadOnlySpanChar
A ReadOnlySpanT containing the allowed characters. Recurring characters may appear in the result more frequently than others.

Return Value

Char
An array of random characters that has the specified length.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Random. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Exceptions

ArgumentNullExceptionrandom is .
ArgumentOutOfRangeExceptionlength is less than 0.
ArgumentExceptionallowedCharacters is empty.

See Also