ruby-dev

有馬です。

nagai@dumbo.ai.kyutech.ac.jp wrote
  "[ruby-dev:8861] Re: [REQ] Integer#{hex,dec,oct,bin}, String#bin"

| 永井＠知能．九工大です．

| keiju> # 私としては何種類かの基数にかぎらず任意基数のものがあってもよいと思いま
| keiju> # す.
| 
| 数学関係はあまり自信を持って話せないのですが，ちょっと気になったので．(^_^)
| 単純に
| 
|   base(n[,fmt,sep]) : 整数を n 進数表現にする ( 2 <= n <= 36 ? )
|   to_i([n])         : 文字列を n 進で解釈して整数に変換する (省略時は 10)
| 
| というのではまずいのでしょうか？

base の fmt, sep はどう使うのでしょうか？ to_s じゃだめですか？

Integer#to_s( base=10 )  # 整数を base 進表現の文字列に変換する( 2 <= base <= 36 ? )
 String#to_i( base=10 )  # 文字列を base 進で解釈して整数に変換する

メソッドで文字列を数値に変換できないときは例外が発生してほしいけど、
これはまた別の話。これはこれで賛同者募集。

--
 有馬 康弘 <fit0298@fitec.co.jp>

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[ruby-dev:8863] Re: [REQ] Integer#{hex,dec,oct,bin}, String#bin

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