Last Updated
：2026/01/06
浮動小数点型
Hiragana
ふどうしょうすうてんがた
Noun
Japanese Meaning
プログラミングにおいて、小数点を含む実数を近似的に表現するためのデータ型。IEEE 754 などの規格に基づいて、符号部・指数部・仮数部に分けて内部表現を行う。 / 整数型と対比される数値型の一種で、丸め誤差や表現できる桁数・範囲に制約があるデータ型の総称。
Easy Japanese Meaning
こまかい数をあらわすために使う数の型で、とても小さい数や大きい数もあつかえる
Chinese (Simplified) Meaning
浮点数类型 / 浮点型数据类型
Chinese (Traditional) Meaning
浮點數資料型別 / 可儲存有小數部分的數值的型別 / 以有限精度近似表示實數的數值型別
Korean Meaning
실수를 표현하는 자료형 / 소수점 위치가 가변적인 숫자 타입 / IEEE 754 등의 규격을 따르는 부동소수점 데이터 타입
Vietnamese Meaning
kiểu dữ liệu dấu phẩy động / kiểu số thực dấu phẩy động
Tagalog Meaning
uri ng datos na floating-point / uri ng datos para mga numerong may desimal / numerikong uri na may nagbabagong presisyon
Sense（1）
(programming) floating-point data type
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
浮動小数点型
See correct answer
Floating-point data types affect calculation accuracy.
See correct answer
浮動小数点型のデータは計算精度に影響を与えます。
Japanese - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen changing entry name
- Users authorized to vote on judging - All Users
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
