"use strict" in JavaScript - what is it about and why should it interest you?

This article discusses 'use strict' in JavaScript, highlighting its importance in programming. 'Use strict' is a directive that enables strict mode in your JavaScript code. This mode applies limitations that can help in avoiding common programming mistakes. For instance, undeclared variables cannot be used in strict mode, which encourages developers to be more precise in their code writing. As a result, 'use strict' contributes to more reliable and maintainable applications. In summary, 'use strict' is a valuable tool for creating better and safer JavaScript code.