Options/text/scalc/01/12090104.xhpSun Microsystems, Inc.OptionsDisplays or hides additional filtering options.OptionsCase sensitiveDistinguishes between uppercase and lowercase letters.Regular ExpressionAllows you to use regular expressions in the filter definition.If the Regular Expression check box is selected, you can use EQUAL (=) and NOT EQUAL (<>) also in comparisons. You can also use the following functions: DCOUNTA, DGET, MATCH, COUNTIF, SUMIF, LOOKUP, VLOOKUP and HLOOKUP.No duplicationsExcludes duplicate rows in the list of filtered data.Data rangeDisplays the name of the filtered data range in the table.List of Regular Expressions