TypedArray.prototype.reverse()
Baseline
Widely available
This feature is well established and works across many devices and browser versions. Itâs been available across browsers since â¨2016å¹´9æâ©.
reverse() 㯠TypedArray ã¤ã³ã¹ã¿ã³ã¹ã®ã¡ã½ããã§ãåä»ãé
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åã®ä»ã®è¦ç´ ã®é åºã¯ï¼ä»¥åã¨ã¯éã®é åºã«ãªãã¾ãããã®ã¡ã½ãã㯠Array.prototype.reverse() ã¨åãã¢ã«ã´ãªãºã ã§ãã
試ãã¦ã¿ã¾ããã
const uint8 = new Uint8Array([1, 2, 3]);
uint8.reverse();
console.log(uint8);
// Expected output: Uint8Array [3, 2, 1]
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reverse()
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å転ãããå ã®åä»ãé åã¸ã®åç §ã§ããåä»ãé åã¯ãã®å ´ (in-place) ã§å転ããï¼ã³ãã¼ã¯è¡ãããªããã¨ã«æ³¨æãã¦ãã ããã
解説
詳細ã«ã¤ãã¦ã¯ã Array.prototype.reverse() ãã覧ãã ããããã®ã¡ã½ããã¯æ±ç¨çã§ã¯ãªããåä»ãé
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reverse() ã®ä½¿ç¨
const uint8 = new Uint8Array([1, 2, 3]);
uint8.reverse();
console.log(uint8); // Uint8Array [3, 2, 1]
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| Specification |
|---|
| ECMAScript® 2026 Language Specification # sec-%typedarray%.prototype.reverse |