.NET MAUI Entry Validation
The Telerik UI for .NET MAUI entry control provides validation mechanism. If the user is entering a value not matching the requirements, the Entry will display an error message, which you can easily customize.
IsValueValid
(bool
)—Specifies whether the Text entered inside the control is valid. The default value is true.ValidationErrorMessage
(string
)—Specifies the the error message which is displayed when the text entered inside the control is not valid.
<telerik:RadEntry ValidationErrorMessage="Value is not valid"
IsValueValid="False"
Placeholder="Enter text here"
PlaceholderColor="#99000000">
</telerik:RadEntry>
And the namespace used:
xmlns:telerik="http://schemas.telerik.com/2022/xaml/maui"