how can u bind dateonly and timeonly fields to html controls such ass date picker and time picker? i am using Mariadb as rdbms , I want to show to the end user date and time picker inputs, so far the date and time picker wont work properly.

<form method="post">
<input hidden asp-for="Period.Periodid" />
<div >
    <div >
        <h4 >Επεξεργασία Επαφής</h4>
    </div>
    <div asp-validation-summary="All" ></div>
    <div >
        <label asp-for="Period.StartDate">Ημερομηνία Έναρξης</label>
        <input type="date" asp-for="Period.StartDate"  />
        <span asp-validation-for="Period.StartDate" ></span>
    </div>
    <div >
        <label asp-for="Period.EndDate">Ημερομηνία Λήξης</label>
        <input type="date" asp-for="Period.EndDate"  />
        <span asp-validation-for="Period.EndDate" ></span>
    </div>
    <div >
        <label asp-for="Period.StartTime">Ώρα Έναρξης</label>
        <input type="time" asp-for="Period.StartTime"  />
        <span asp-validation-for="Period.StartTime" ></span>
    </div>
    <div >
        <label asp-for="Period.EndTime">Ώρα Λήξης</label>
        <input type="time" asp-for="Period.EndTime"  />
        <span asp-validation-for="Period.EndTime" ></span>
    </div>
    <button type="submit"  style="width:150px;">Ενημέρωση</button>
    <a asp-page="Index"  style="width:150px;">Λίστα</a>
</div>

model

public class Period
{
    public int Periodid { get; set; }

    [Required]
    [DataType(DataType.Date)]
    [DisplayFormat(DataFormatString = "{0:dd/MM/yyyy}", ApplyFormatInEditMode = true)]
    public DateOnly StartDate { get; set; }

    [Required]
    [DataType(DataType.Date)]
    [DisplayFormat(DataFormatString = "{0:dd/MM/yyyy}", ApplyFormatInEditMode = true)]
    public DateOnly EndDate { get; set; }

    [Required]
    [DataType(DataType.Time)]
    public TimeOnly StartTime { get; set; }

    [Required]
    [DataType(DataType.Time)]
    public TimeOnly EndTime { get; set; }
}

CodePudding user response：

dateonly and timeonly are not supported yet for form binding (they will support it in dotnet 7)

see related post and solutions

stackoverflow related issue