Function getToStringValue

dash/deps/react-dom@18.2.0.js:1546–1565

(value)

    return '' + value;
  }
  function getToStringValue(value) {
    switch (typeof value) {
      case 'boolean':
      case 'number':
      case 'string':
      case 'undefined':
        return value;

      case 'object':
        {
          checkFormFieldValueStringCoercion(value);
        }

        return value;

      default:
        // function, symbol are assigned as empty strings
        return '';
    }
  }

  var hasReadOnlyValue = {
    button: true,