@using static WebWindowComplex.LayoutConst
<div class="input-group mb-2">
    @if (CurrRec.nSubArea > 0)
    {
        <span class="input-group-text">A:@(CurrRec.nSubArea)</span>
    }
    <span class="input-group-text">N:@(CurrRec.nIndex)</span>
    @if (User)
    {
        <input type="text" readonly class="form-control" value="@(CurrRec.dDimension)">
    }
    else
    {
        <input type="text" class="form-control" @bind="@(updateVal)">
    }
</div>