
ยท tips
The Dangers of eval: A Cautionary Tale
A deep dive into why eval and its cousins (new Function, setTimeout(string)) are dangerous, illustrated with real-world-style examples and concrete mitigations for web and Node.js applications.

A deep dive into why eval and its cousins (new Function, setTimeout(string)) are dangerous, illustrated with real-world-style examples and concrete mitigations for web and Node.js applications.
JavaScript debates are part technical, part cultural. This article walks through the most contentious questions - from == vs === and semicolons to TypeScript, immutability, eval, private fields and more - explains both sides, shows examples, and offers pragmatic guidance for teams and individual developers.