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検索結果
先頭5件
-
Integer
# truncate(ndigits = 0) -> Integer | Float (27307.0) -
0 から self までの整数で、自身にもっとも近い整数を返します。
...合、Float を返します。
小数点以下を、最大 n 桁にします。
負の整数を指定した場合、Integer を返します。
小数点位置から左に少なくとも n 個の 0 が並びます。
//emlist[][ruby]{
1.truncate......# => 1
1.truncate(2) # => 1.0
18.truncate(-1) # => 10
(-18).truncate(-1) # => -10
//}
@see Numeric#truncate... -
Integer
# denominator -> Integer (27207.0) -
分母(常に1)を返します。
...分母(常に1)を返します。
@return 分母を返します。
//emlist[][ruby]{
10.denominator # => 1
-10.denominator # => 1
//}
@see Integer#numerator... -
Integer
# numerator -> Integer (27207.0) -
分子(常に自身)を返します。
...分子(常に自身)を返します。
@return 分子を返します。
//emlist[][ruby]{
10.numerator # => 10
-10.numerator # => -10
//}
@see Integer#denominator... -
Integer
# truncate(ndigits = 0) -> Integer (27201.0) -
0 から self までの整数で、自身にもっとも近い整数を返します。
...します。
負の整数を指定した場合、小数点位置から左に少なくとも n 個の 0 が並びます。
//emlist[][ruby]{
1.truncate # => 1
1.truncate(2) # => 1
18.truncate(-1) # => 10
(-18).truncate(-1) # => -10
//}
@see Numeric#truncate... -
Integer
# rationalize -> Rational (27200.0) -
自身を Rational に変換します。
...自身を Rational に変換します。
@param eps 許容する誤差
引数 eps は常に無視されます。
//emlist[][ruby]{
2.rationalize # => (2/1)
2.rationalize(100) # => (2/1)
2.rationalize(0.1) # => (2/1)
//}... -
Integer
# rationalize(eps) -> Rational (27200.0) -
自身を Rational に変換します。
...自身を Rational に変換します。
@param eps 許容する誤差
引数 eps は常に無視されます。
//emlist[][ruby]{
2.rationalize # => (2/1)
2.rationalize(100) # => (2/1)
2.rationalize(0.1) # => (2/1)
//}... -
JSON
:: Ext :: Generator :: GeneratorMethods :: Integer (24016.0) -
Alias of JSON::Generator::GeneratorMethods::Integer
...Alias of JSON::Generator::GeneratorMethods::Integer... -
JSON
:: Generator :: GeneratorMethods :: Integer (24016.0) -
Integer に JSON で使用するインスタンスメソッドを追加するためのモジュールです。
...Integer に JSON で使用するインスタンスメソッドを追加するためのモジュールです。... -
Integer
# prime _ division(generator = Prime :: Generator23 . new) -> [[Integer , Integer]] (21402.0) -
自身を素因数分解した結果を返します。
...自身を素因数分解した結果を返します。
@param generator 素数生成器のインスタンスを指定します。
@return 素因数とその指数から成るペアを要素とする配列です。つまり、戻り値の各要素は2要素の配列 [n,e] であり、それぞれ... -
Integer
# ceil(ndigits = 0) -> Integer | Float (21207.0) -
self と等しいかより大きな整数のうち最小のものを返します。
...で指定します。
正の整数を指定した場合、Float を返します。
小数点以下を、最大 n 桁にします。
負の整数を指定した場合、Integer を返します。
小数点位置から左に少なくとも n...
