Issue #13599 has been updated by nagachika (Tomoyuki Chikanaga). Backport changed from 2.2: DONTNEED, 2.3: DONTNEED, 2.4: REQUIRED to 2.2: DONTNEED, 2.3: DONTNEED, 2.4: DONE ruby_2_4 r59505 merged revision(s) 58913. ---------------------------------------- Bug #13599: Float#ceil(n) doesn't work for small floats https://bugs.ruby-lang.org/issues/13599#change-66024 * Author: Jalada (David Somers) * Status: Closed * Priority: Normal * Assignee: * Target version: * ruby -v: 2.4.1 * Backport: 2.2: DONTNEED, 2.3: DONTNEED, 2.4: DONE ---------------------------------------- When using ceil to round up to n digits (as opposed to nearest integer) with the optional first argument, it doesn't work for very small floats: ~~~ 2.4.1 :001 > 0.0000000001.ceil(1) => 0.0 # => Expected output: 0.1 # Doing it by hand: 2.4.1 :002 > (0.0000000001 * 10).ceil / 10.0 => 0.1 ~~~ -- https://bugs.ruby-lang.org/ Unsubscribe: <mailto:ruby-core-request / ruby-lang.org?subject=unsubscribe> <http://lists.ruby-lang.org/cgi-bin/mailman/options/ruby-core>