Bug #19552: Time.strftime("%-:::z") behaves differently between 2.7/3.0 v.s. 3.1/3.2

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: ruby 3.2.1 (2023-02-08 revision 31819e82c8) [x86_64-linux]
• Backport: 2.7: UNKNOWN, 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN

[dmikurube (Dai MIKURUBE)]

puts Time.now.utc.strftime("%-:::z")

Until Ruby 3.0 (tested with 2.7.7 and 3.0.5) :

+00

From Ruby 3.1 (tested with 3.1.3 and 3.2.1)

-00

[dmikurube (Dai MIKURUBE)]

Sorry, I was unaware that the origin is now in ruby/date. I re-submitted an Issue at: https://github.com/ruby/date/issues/93

[hsbt (Hiroshi SHIBATA)]

• Status changed from Open to Third Party's Issue

[nobu (Nobuyoshi Nakada)]

See #17544.

[nobu (Nobuyoshi Nakada)]

• Status changed from Third Party's Issue to Closed

[hsbt (Hiroshi SHIBATA)]

• Related to Feature #17544: `Time#strftime` supports RFC 3339 UTC for unknown offset local time added