# add method

void add(

1. String? item

)

Adds an item to the StringList object.

param item item to add. throws FaceException An error has occurred during Face Library execution.

## Implementation

    void add(String? item) {
      Pointer<Char>? pItem = item?.toNativeUtf8().cast<Char>();
      try {
        var err = faceSDK.id3FaceStringList_Add(_pHandle.value, pItem ?? nullptr);
        if (err != FaceError.success.value) {
          throw FaceException(err);
        }
      } finally {
        if (pItem != null) {
          calloc.free(pItem);
        }
      }
    }