https://docs.oracle.com/cd/E86824_01/html/E54767/insstr-3xcurses.html
insstr - man pages section 3: Curses Library Functions
insnstr , insstr , mvinsnstr , mvinsstr , mvwinsnstr , mvwinsstr , winsnstr , winsstr - insert a multibyte character string
man pagessectioncurseslibraryfunctions
https://learn.microsoft.com/en-us/dynamics365/business-central/dev-itpro/developer/methods-auto/text/text-insstr-method
Text.InsStr(Text, Text, Integer) Method - Business Central | Microsoft Learn
Inserts a substring into a string.
business centraltextintegermethodmicrosoft