Żmij for R: Floating-point to string conversion with round-trip guarantees

Photo by Claire Satera. Stylized with Paper Shaders halftone dots filter. I’m glad to share that zmij is now on CRAN. zmij converts doubles to decimal strings and back, using the fewest digits needed to recover the original values exactly. It brings Victor Zverovich’s zmij algorithm to R, via David Tolnay’s Rust zmij port, wrapped in a vectorized interface with extendr. You can install it from CRAN with: install.packages("zmij") Why …