## S3 method for class 'default':
gcat(..., file="", append=FALSE, envir=parent.frame())connection, or a pathname where to direct the output.
              If "", the output is sent to the standard output.file specifies a pathname;
    If TRUE, then the output is appended to the file, otherwise
    the files content is overwritten.environment in which the GString is evaluated.character string.gstring().