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MemoryExtensions.ToUpper Method

Definition

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

public:
[System::Runtime::CompilerServices::Extension]
 static int ToUpper(ReadOnlySpan<char> source, Span<char> destination, System::Globalization::CultureInfo ^ culture);
public static int ToUpper (this ReadOnlySpan<char> source, Span<char> destination, System.Globalization.CultureInfo? culture);
public static int ToUpper (this ReadOnlySpan<char> source, Span<char> destination, System.Globalization.CultureInfo culture);
static member ToUpper : ReadOnlySpan<char> * Span<char> * System.Globalization.CultureInfo -> int
<Extension()>
Public Function ToUpper (source As ReadOnlySpan(Of Char), destination As Span(Of Char), culture As CultureInfo) As Integer

Parameters

source
ReadOnlySpan<Char>

The source span.

destination
Span<Char>

The destination span which contains the transformed characters.

culture
CultureInfo

An object that supplies culture-specific casing rules.

Returns

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

Exceptions

The source and destination buffers overlap.

Remarks

If culture is null, CultureInfo.CurrentCulture will be used.

Applies to