5706件ヒット
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検索結果
先頭5件
-
Rational
# *(other) -> Rational | Float (21225.0) -
積を計算します。
...。
@param other 自身に掛ける数
other に Float を指定した場合は、計算結果を Float で返しま
す。
//emlist[例][ruby]{
r = Rational(3, 4)
r * 2 # => (3/2)
r * 4 # => (3/1)
r * 0.5 # => 0.375
r * Rational(1, 2) # => (3/8)
//}... -
String
# *(times) -> String (21219.0) -
文字列の内容を times 回だけ繰り返した新しい文字列を作成して返します。
...容を times 回だけ繰り返した新しい文字列を作成して返します。
@param times 整数
@return self を times 回繰り返した新しい文字列
@raise ArgumentError 引数に負数を指定したときに発生します。
//emlist[例][ruby]{
p "str" * 3 # => "......strstrstr"
str = "abc"
p str * 4 # => "abcabcabcabc"
p str * 0 # => ""
p str # => "abc" (変化なし)
//}... -
Integer
# *(other) -> Numeric (21207.0) -
算術演算子。積を計算します。
...算術演算子。積を計算します。
@param other 二項演算の右側の引数(対象)
@return 計算結果
//emlist[][ruby]{
2 * 3 # => 6
//}... -
BigDecimal
# *(other) -> BigDecimal (21201.0) -
積を計算します。
...積を計算します。
@param other self に掛ける数を指定します。
計算結果の精度についてはlib:bigdecimal#precisionを参照してください。... -
Bignum
# *(other) -> Fixnum | Bignum | Float (21201.0) -
算術演算子。積を計算します。
算術演算子。積を計算します。
@param other 二項演算の右側の引数(対象)
@return 計算結果 -
Fixnum
# *(other) -> Fixnum | Bignum | Float (21201.0) -
算術演算子。積を計算します。
算術演算子。積を計算します。
@param other 二項演算の右側の引数(対象)
@return 計算結果 -
Matrix
# *(m) -> Matrix | Vector (21201.0) -
self に行列またはベクトル m を右から乗じた行列を返します。
...を返します。
m が Vector オブジェクトなら返り値も Vector オブジェクトになります。
@param m 右からの乗算が定義可能な行列やベクトルを指定します。
@raise ExceptionForMatrix::ErrDimensionMismatch 次元が合わない場合に発生します... -
Matrix
# *(other) -> Matrix (21201.0) -
self の各成分に数 other を掛けた行列を返します。
...self の各成分に数 other を掛けた行列を返します。
@param other self の各成分に掛ける Numeric オブジェクトを指定します。... -
Rake
:: FileList # *(other) -> Array | String (21201.0) -
Array#* と動作を合わせるために再定義しています。
...Array#* と動作を合わせるために再定義しています。
@see Array#*... -
Gem
:: VersionOption # add _ version _ option(task = command , *wrap) (18302.0) -
option parser に対して --version オプションを追加します。
...option parser に対して --version オプションを追加します。
@param task コマンド名を指定します。デフォルト値はインクルードされる側のクラスで指定されます。
@param wrap Gem::Command#add_option に渡すその他のオプションを指定しま... -
Array
# *(sep) -> String (18208.0) -
指定された sep を間にはさんで連結した文字列を生成して返します。Array#join(sep) と同じ動作をします。
...ます。Array#join(sep) と同じ動作をします。
@param sep 文字列を指定します。
文字列以外のオブジェクトを指定した場合は to_str メソッドによ
る暗黙の型変換を試みます。
//emlist[例][ruby]{
p [1,2,3] * ","
# => "1,2,3"
/....../}
@see Array#join...