Index
@page "/"
<select @bind="_selectedCountryCode" id="select-country">
<option disabled>Select country code</option>
@foreach(var country in Countries)
{
<option value="@country.CountryCode">@country.FlagEmoji</option>
}
</select>
<p>Selected country code: @_selectedCountryCode</p>
@code {
private string _selectedCountryCode;
private HashSet<string> CountryCodes = new HashSet<string> { "DE", "US", "AC" };
private List<Country> Countries => CountryCodes
.Select(x => new Country
{
CountryCode = x,
FlagEmoji = IsoCountryCodeToFlagEmoji(x)
})
.ToList();
private string IsoCountryCodeToFlagEmoji(string countryCode) =>
string.Concat(countryCode.ToUpper().Select(x => char.ConvertFromUtf32(x + 0x1F1A5)));
public class Country
{
public string CountryCode { get; set; }
public string FlagEmoji { get; set; }
}
}
namespace BlazorFiddleProject
{
using Microsoft.AspNetCore.Components.Builder;
using Microsoft.Extensions.DependencyInjection;
public class Startup
{
public void ConfigureServices(IServiceCollection services)
{
}
public void Configure(IComponentsApplicationBuilder app)
{
app.AddComponent<App>("app");
}
}
}
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<meta name="viewport" content="width=device-width">
<title>BlazorFiddleProject</title>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<script src="_content/MatBlazor/dist/matBlazor.js"></script>
<style>
app { }
</style>
<style>
@font-face {
font-family: NotoColorEmojiLimited;
unicode-range: U+1F1E6-1F1FF;
src: url(https://raw.githack.com/googlefonts/noto-emoji/main/fonts/NotoColorEmoji.ttf);
}
#select-country {
font-family: 'NotoColorEmojiLimited', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
}
</style>
<script type="text/javascript">
</script>
</head>
<body>
<app>Loading...</app>
<script src="_framework/blazor.webassembly.js"></script>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
</body>
</html>
Add component
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