Returns the upload error.
If the upload was successful, the constant UPLOAD_ERR_OK is returned. Otherwise one of the other UPLOAD_ERR_XXX constants is returned.
@return int The upload error
See Implementation
Returns the upload error.
If the upload was successful, the constant UPLOAD_ERR_OK is returned. Otherwise one of the other UPLOAD_ERR_XXX constants is returned.
@return int The upload error