.NET Core Web API - Example of Model Binding using Attributes

ValueController.cs

[Route("api/[controller]")]
[ApiController]
public class ValuesController : ControllerBase
{
    // id - Inferred FromRoute
    // val - Inferred from Query string
    [HttpGet("{id}")]
    public string Get([FromRoute]int id, [FromQuery(Name = "value")])
    {
        return $"{id}_{val}";
    }

    [HttpPost]
    public SubjectSummary Post([FromBody] SubjectSummary summary)
    {
        return summary;
    }

    // Combination of FromRoute + FromBody
    // PUT api/Values/5
    [HttpPut("{id}")]
    public IActionResult Put([FromRoute] int id, [FromBody] SubjectSummary summary)
    {
        return Ok(new { id = id, summary = summary });
    }

    // DELETE api/Values/5
    [HttpDelete("{id}")]
    public void Delete(int id)
    {
    }

    // From Header
    [HttpGet]
    public string GetUserAgent([FromHeader(Name = "user-agent")] string userAgent)
    {
        return userAgent;
    }
}