This error can occur when you try to import types declared as a module. The above StringUtility.ts file includes the namespace StringUtility which includes two simple string functions. Cannot use namespace 'FilterProps' as a type. Could you observe air-drag on an ISS spacewalk?
A Touch Of Darkness Fandom, This will allow you to create new files and edit the tsconfig.json file. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. How to convert a string to number in TypeScript?