var nCondition = new GC.Spread.Sheets.ConditionalFormatting.Condition(GC.Spread.Sheets.ConditionalFormatting.ConditionType.textCondition);
nCondition.compareType(GC.Spread.Sheets.ConditionalFormatting.TextCompareType.contains);
nCondition.expected("te?t");
nCondition.ignoreBlank(true);
nCondition.ignoreCase(true);
nCondition.useWildCards(true);
var validator = new GC.Spread.Sheets.DataValidation.DefaultDataValidator(nCondition);
validator.type(GC.Spread.Sheets.DataValidation.CriteriaType.custom);
activeSheet.getCell(0, 0, GC.Spread.Sheets.SheetArea.viewport).validator(validator);
spread.options.highlightInvalidData = true;
activeSheet.setValue(0, 0, "testing");