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SubDocument.ReplaceAllAsync(String, String, Boolean, CancellationToken) Method

Finds all matches of the specified string in the sub-document and replaces them with a specific string.

Namespace: DevExpress.Blazor.RichEdit

Assembly: DevExpress.Blazor.RichEdit.v24.2.dll

NuGet Package: DevExpress.Blazor.RichEdit

#Declaration

C#
public ValueTask<int> ReplaceAllAsync(
    string text,
    string replaceText,
    bool matchCase,
    CancellationToken cancellationToken = default(CancellationToken)
)

#Parameters

Name Type Description
text String

The string that should be replaced.

replaceText String

The replacement string.

matchCase Boolean

true to perform a case-sensitive search; otherwise, false.

#Optional Parameters

Name Type Default Description
cancellationToken CancellationToken null

An object that propagates a cancellation notification.

#Returns

Type Description
ValueTask<Int32>

A structure that stores an awaitable result of an asynchronous operation. The awaitable result is an integer value that indicates the number of replacements.

#Remarks

The following code snippet replaces all “cat” strings with “dog” strings.

Razor
<DxRichEdit @ref="richEdit" />

@code {
    DxRichEdit richEdit;
    Document documentAPI;
    @* ... *@
    /* Surround the code that contains an asynchronous operation with a try-catch block to handle
    the OperationCanceledException. This exception is thrown when an asynchronous operation is canceled. */
        try {
            documentAPI = richEdit.DocumentAPI;
            await documentAPI.ReplaceAllAsync("cat", "dog", false);
        }
        catch (OperationCanceledException e) {
            Console.WriteLine($"{nameof(OperationCanceledException)} thrown with message: {e.Message}");
        }
        @* ... *@
}
See Also