returns true if a variable reference was found . note that this information is n't accurate until finishing to process all tokens from source string . it also ca n't be used as per token basis . concode_field_sep char CHR_DBL_QUOTE concode_elem_sep boolean emittingEscapeCode concode_elem_sep boolean sawVariableUse concode_elem_sep char CHR_LF concode_elem_sep char CHR_VARIABLE concode_elem_sep char quoteChar concode_elem_sep int bracesLevel concode_elem_sep char CHR_ESCAPE concode_elem_sep char CHR_SGL_QUOTE concode_elem_sep int sourceLength concode_elem_sep int pos concode_elem_sep char CHR_END_TOKEN concode_elem_sep char CHR_COMMENT concode_elem_sep String source concode_elem_sep char CHR_BEGIN_TOKEN concode_elem_sep char CHR_CR concode_elem_sep boolean inQuotes concode_field_sep boolean hasMoreTokens concode_elem_sep String nextToken
boolean function ( ) { return this . sawVariableUse ; }