docs: function elementStyleProp(index, styleIndex, value, suffix) {
      var valueToAdd = null;
      if (value) {
          if (suffix) {
              // when a suffix is applied then it will bypass
              // sanitization entirely (b/c a new string is created)
              valueToAdd = stringify$1(value) + suffix;
          }
          else {
              // sanitization happens by dealing with a String value
              // this means that the string value will be passed through
              // into the style rendering later (which is where the value
              // will be sanitized before it is applied)
              valueToAdd = value;
          }
      }
      updateStyleProp(getStylingContext(index), styleIndex, valueToAdd);
  }