Customize the up and down arrow in Blazor Numeric TextBox Component

18 Jan 20221 minute to read

This section explains how to change or customize spin up and down icons. You can customize spin button icons using e-spin-up and e-spin-down classes of those buttons.

You can override the default icons of e-spin-up and e-spin-down classes using the following CSS code snippets.

@using Syncfusion.Blazor.Inputs

<SfNumericTextBox TValue="int?" Value=10 CssClass="e-custom"></SfNumericTextBox>
    .e-numeric.e-custom .e-input-group-icon.e-spin-up:before {
        content: "\e823";
        color: rgba(0, 0, 0, 0.54);

    .e-numeric.e-custom .e-input-group-icon.e-spin-down:before {
        content: "\e934";
        color: rgba(0, 0, 0, 0.54);

Customizing Up and Down Arrow in Blazor NumericTextBox