MemoryExtensions.ToLowerInvariant Method

Definition

Namespace:

System

Assembly:

System.Memory.dll

Source:

MemoryExtensions.Globalization.cs

Copies the characters from the source span into the destination, converting each character to lowercase, using the casing rules of the invariant culture.

public:
[System::Runtime::CompilerServices::Extension]
 static int ToLowerInvariant(ReadOnlySpan<char> source, Span<char> destination);

public static int ToLowerInvariant (this ReadOnlySpan<char> source, Span<char> destination);

static member ToLowerInvariant : ReadOnlySpan<char> * Span<char> -> int

<Extension()>
Public Function ToLowerInvariant (source As ReadOnlySpan(Of Char), destination As Span(Of Char)) As Integer

Parameters

source

ReadOnlySpan<Char>

The source span.

destination

Span<Char>

The destination span which contains the transformed characters.

Returns

Int32

The number of characters written into the destination span. If the destination is too small, returns -1.

Exceptions

InvalidOperationException

The source and destination buffers overlap.