DxTextBox.TextChanged Event
Fires when a Text Box loses focus after its text has been changed.
Namespace: DevExpress.Blazor
Assembly: DevExpress.Blazor.v22.1.dll
NuGet Package: DevExpress.Blazor
Declaration
[Parameter]
public EventCallback<string> TextChanged { get; set; }
Parameters
Type | Description |
---|---|
String | A delegate method that accepts the editor’s text as a parameter. |
Remarks
Use the TextChanged event to handle a text change. The code below enables the Update Text button once a user types any text into the Text Box.
<DxTextBox Text="Some text" TextChanged="@((newValue) => OnTextChanged(newValue))"></DxTextBox>
<DxButton Enabled="@IsEnabled">Update Text</DxButton>
@code {
bool IsEnabled = true;
void OnTextChanged(string newValue) {
if (!string.IsNullOrEmpty(newValue)) {
IsEnabled = false;
} else IsEnabled = true;
}
}
See Also