From: SASADA Koichi <ko1@...> Date: 2012-11-26T08:53:18+09:00 Subject: [ruby-core:50108] Re: [ruby-trunk - Feature #7434][Open] Allow caller_locations and backtrace_locations to receive negative params (2012/11/26 6:59), sam.saffron (Sam Saffron) wrote: > caller_locations(0,-2) # should strip the bottom frame 2nd parmeter specify `how many frames'. I feel 1st parameter is nice to accept negative index. I don't have positive and negative one. Could you show the concrete example and performance issue? -- // SASADA Koichi at atdot dot net