text: public String toFormulaString() {StringBuilder b = new StringBuilder();b.append("{");for (int y = 0; y < _nRows; y++) {if (y > 0) {b.append(";");}for (int x = 0; x < _nColumns; x++) {if (x > 0) {b.append(",");}Object o = _arrayValues[getValueIndex(x, y)];b.append(getConstantText(o));}}b.append("}");return b.toString();}