this post was submitted on 17 Nov 2024
141 points (93.3% liked)

Programmer Humor

33096 readers
941 users here now

Post funny things about programming here! (Or just rant about your favourite programming language.)

Rules:

founded 5 years ago
MODERATORS
 
you are viewing a single comment's thread
view the rest of the comments
[–] [email protected] 3 points 2 months ago* (last edited 2 months ago)

It's a shorthand for writing this:

variable = if (input != null) input else default

This is equivalent:

variable = input ?: default

The answers confusing it with the ternary operator are wrong.