Working with string index positions and length, joining and slicing strings, querying strings, and replacing characters.View Tutorial
Performing arithmetic, and using Math object methods for finding max and min values, and generating random numbers.View Tutorial
Creating function declarations and function expressions. And working with anonymous and arrow functions.View Tutorial
Creating functions with input parameters, passing arguments to them, and returning the function output to the calling program.View Tutorial
Using basic array methods to add and remove array elements, copy a part of an array, and convert an array to a comma-separated string variable.View Tutorial
Using the Promise and Response objects of the Fetch API and get plain-text and JSON formatted data from remote web servers.View Tutorial
Create a new sub-folder named js in your portfolio folder.
Download this index.html file to your new portfolio/js sub-folder