String Functions
CompareConcatContainsInCountMatchesCountMatchesRegexpEndsWithEndsWithRegexpExtractFindMatchOfStringFindMatchOfRegexpFindMatchesOfStringFindMatchesOfRegexpLeftLengthLowerMatchesPadProperCaseRemoveSymbolsRemoveWhitespacesRepeatReplaceReplaceRegexpReverseRightSpacesSplitSplitRegexpStartsWithStartsWithRegexpStuffSubstringSubstringDelimiterSubstringRegexpDelimiterTrimUpper