DtDoConstant
DtDoConstant (
| OP_EXP_NUMBER { $$ = DtDoConstant (DtParsertext);}
| OP_EXP_HEX_NUMBER { $$ = DtDoConstant (DtParsertext);}
| OP_EXP_DECIMAL_NUMBER { $$ = DtDoConstant (DtParsertext);}