Modern Web Design with HTML5, CSS3, and JavaScript - Creating User Input with a Prompt Code in JavaScript - Coding Chall

The video tutorial covers the use of the JavaScript prompt function to gather user input and assign it to a variable. It explains how to concatenate strings and output the result using the console. A challenge is presented to create a prompt, get the user's name, and display a welcome message both in the console and on the webpage. The solution involves using document methods to display the message and emphasizes the importance of variable declaration order.

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