From: Zd Yu <zdyu2000@...>
Date: 2011-08-02T15:35:14+09:00
Subject: Re: how to make 1+a work if a is not a numeric object?

Peter Zotov wrote in post #1014366:
> Numeric#coerce is your friend:
> http://ruby-doc.org/core/classes/Numeric.html#M000959

Thank you Peter! coerce is the right solution!

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