S-expressions

Compare

Interest

Proportion of Hacker News items mentioning "s-expressions" over time.

Mentions

Total number of Hacker News items mentioning "s-expressions" over time.

In computer programming, an S-expression is an expression in a like-named notation for nested list (tree-structured) data. S-expressions were invented for, and popularized by, the programming language Lisp, which uses them for source code as well as data. Read more on Wikipedia

© 2026 HN Trends. Built by Ben Evans. HN Trends is not affiliated with Hacker News or Y Combinator.