TypeScript for Beginners - Using Function Modules

The video tutorial explains how to create a TypeScript module with two functions, add and sub, and how to export them for use in another module. It covers setting up the environment in Visual Studio Code, defining the functions, exporting them, and then importing and using them in a different module. The tutorial concludes with instructions on running and testing the modules, highlighting the importance of exporting functions to enable their use in other modules.

What is the first step in creating a module with functions in TypeScript?

• Create a new project or folder called 'modules'.

• Write the function logic directly in the console.

• Import existing functions from another module.

• Open Visual Studio Code and create a new file.

Which keyword is used to export functions from a module in TypeScript?

• require

• export

• import

• include

What happens if a function is not exported from a module?

• It will cause a syntax error.

• It cannot be imported and used in other modules.

• It can still be used in other modules.

• It will automatically be available globally.

How do you import functions from a module in TypeScript?

• Declare the functions again in the new file.

• Use the 'require' keyword with the module name.

• Use the 'import' keyword with the function names in curly braces.

• Copy and paste the function code into the new file.

What is the result of running the calc user module after importing the functions?

• An error message is displayed.

• The module does not execute any code.

• The console shows the results of the add and sub functions.

• The functions are redefined in the console.