If I use the REGEX tester <https://regex101.com/> with regular expression (?=(29|79|97)) and test string 29791 I get 3 matches 29, 97,79, as I expect. On the other hand, if I enter =REGEX("29791","(?=(29|79|97))",,1) I get a zero length string. Can anyone help please? David Lynch Version: 7.1.3.2 (x64) / LibreOffice Community Build ID: 47f78053abe362b9384784d31a6e56f8511eb1c1CPU threads: 4; OS: Windows 10.0 Build 19041; UI render: Skia/Raster; VCL: win
Locale: en-GB (en_GB); UI: en-GB Calc: threaded -- To unsubscribe e-mail to: users+unsubscribe@global.libreoffice.org Problems? https://www.libreoffice.org/get-help/mailing-lists/how-to-unsubscribe/ Posting guidelines + more: https://wiki.documentfoundation.org/Netiquette List archive: https://listarchives.libreoffice.org/global/users/ Privacy Policy: https://www.documentfoundation.org/privacy