Ruby Printf Function W15qpDJ8KA0 - Complete Information & Details

Web Reference: Several Ruby core classes have instance method printf or sprintf: Each of these methods takes: Argument format_string, which has zero or more embedded format specifications (see below). Arguments *arguments, which are zero or more objects to be formatted. Feb 20, 2018 · In addition to the excellent explanation given by Sergio Tulentsev, two suggestions since you are new in Ruby: 1. Bookmark the Ruby Docs page for your Ruby version. For instance, if you enter in this page printf in the Methods fields, you would have found out already much of what you have asked for. 2. Ruby printf function is demo'd so as to do some math all on one line.

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