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Accessibility

The NumericTextBox characterized with complete ARIA Accessibility support that helps to accessible by on-screen readers and other assistive technology devices. This component designed with the reference of the guidelines document given in WAI ARAI Accessibility practices.

The NumericTextBox uses the spinbutton role and following ARIA properties to its element based on its state.

Property Functionality
aria-live Indicates the priority of updates to a live region
aria-valuemin Specifies the minimum allowable range of the NumericTextBox.
aria-valuemax Specifies the maximum allowable range of the NumericTextBox.
aria-disabled Indicates disabled state of the NumericTextBox.
aria-readonly Indicates the read-only state of the NumericTextBox.
aria-valuenow Specifies the current value of the NumericTextBox.
aria-invalid Indicates that the user input is incorrect or not within acceptable ranges.
aria-label Indicates a string value that labels the NumericTextBox.

Keyboard interaction

Keyboard interaction of the NumericTextBox component has been designed based on WAI-ARIA Practices described for the NumericTextBox and it is an alternative to mouse actions to interact with the NumericTextBox.

The following table shows shortcut keys and its corresponding usage.

Keyboard shortcuts Actions
Arrow Down Increments the value.
Arrow Up Decrements the value.
@using Syncfusion.EJ2.Blazor.Inputs

<EjsNumericTextBox TValue="int?" Value=10></EjsNumericTextBox>

The output will be as follows.

NumericTextBox Sample