SUBSTRSave PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedSep 29, 20221 minute readPI SystemPI OLEDB Enterprise 2019 Patch 1Developer String SUBSTR(s String, start Int32, len Int32)WString SUBSTR(s WString, start Int32, len Int32) Related LinksString functions