Slash Style Guide: Style 1 much is taken from perlstyle uses both OO and procedural programming Variable names typically, lower case variable names with underscores separating words use English hints: Generally, variables form a noun $this_var = 'foo'; Arrays and hashes should be plural nouns Don't use "_ref" to name references references tell you whether they point to a var or a list @stories = (1, 2, 3); # right $comment_ref = [4, 5, 6]; # wrong $comments = [4, 5, 6]; # right $comment = $comments->[0]; # right