callback hell

callback hell

English

Noun

callback hell (uncountable)

1. (programming, colloquial) (mostly of the JavaScript language) The situation where callbacks are nested within other callbacks several levels deep, potentially making it difficult to understand and maintain the code.
   • 2015, Remo H. Jansen, Learning TypeScript

     However, the use of callbacks can lead to a maintainability issue known as callback hell. We will now write a real-life example to showcase what a callback hell is and how easily we can end up dealing with it.

Related terms

• DLL hell
• dependency hell

Translations

situation where callbacks are nested within other callbacks

References

• Callback Hell: A guide to writing asynchronous JavaScript programs