Index
@page "/"
<div class="container border">
<h3>Users</h3>
<hr />
<button @onclick="AddValue" class="btn btn-primary">Add User</button>
@for (int i = 0; i < values.Count; i++)
{
int index = i;
<div>
<input type="text" @onchange="(e) => UpdateValue(index, e.Value.ToString())" value="@values[i]" class="form-control" />
<button @onclick="() => RemoveValue(index)" class="btn btn-outline-danger">Remove</button>
</div>
}
<hr />
<div>
<button @onclick="HandleSubmit" class="btn btn-success">Submit</button>
</div>
<hr />
@for (int j = 0; j < values.Count; j++)
{
<p>@values[j]</p>
}
</div>
@code {
private List<string> values = new List<string>();
private void AddValue() => values.Add("");
private void UpdateValue(int i, string value) => values[i] = value;
private void RemoveValue(int i) => values.RemoveAt(i);
private void HandleSubmit()
{
//Access and validate the values list here
}
}
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">
<style>
app { }
</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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