Jun Young Kim wrote: > what's the definition of '*'? That question was answered yesterday. See http://www.ruby-forum.com/topic/175040 and follow the link to information on the splat operator. > is this pointer? No. You are probably thinking of C. Ruby is a different programming language. > I've never heard about "pointer" IN RUBY. Me neither. But everything in Ruby is a reference, which is sort-of like a pointer. But you don't do any explicit dereferencing like you would for a pointer in C. http://www.ruby-forum.com/topic/174962 > Am I wrong? About what? That a.insert(a.length, *b) is somehow funny? -- Posted via http://www.ruby-forum.com/.