Scripting API

BaseField<TValueType>

class in UnityEngine.UIElements · UnityEngine.CoreModule · inherits from BindableElement

Not in Unity's public API, or in an assembly the coverage doesn't count.
In Tassix

A field: an optional label and an input, holding a value; changes send ChangeEvents.

Fields 4

static readonly string inputUssClassName
static readonly string labelUssClassName
static readonly string noLabelVariantUssClassName
static readonly string ussClassName

Properties 3

string? label { get; set; }
Label labelElement { get; }
virtual TValueType value { get; set; }

Methods 1

virtual void SetValueWithoutNotify(TValueType newValue)