除算演算子 (/) は、左のオペランドを被除数とし右のオペランドを除数としたオペランド同士の商を生成します。
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構文
Operator: x / y
例
基本の除算
1 / 2 // 0.5
Math.floor(3 / 2) // 1
1.0 / 2.0 // 0.5
ゼロ除算
2.0 / 0 // Infinity
2.0 / 0.0 // Infinity, because 0.0 === 0
2.0 / -0.0 // -Infinity仕様
ブラウザーの互換性
BCD tables only load in the browser
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.