Baseline Widely available
DataView
ì¸ì¤í´ì¤ì byteLength
ì ê·¼ì ìì±ì ì´ ë·°ì 길ì´(ë°ì´í¸ ë¨ì)를 ë°íí©ëë¤.
// Create an ArrayBuffer with a size in bytes
const buffer = new ArrayBuffer(16);
const view1 = new DataView(buffer);
const view2 = new DataView(buffer, 12, 4); // From byte 12 for the next 4 bytes
console.log(view1.byteLength + view2.byteLength); // 16 + 4
// Expected output: 20
ì¤ëª
byteLength
ìì±ì ì¤ì ë ì ê·¼ì í¨ìê° undefined
ì¸ ì ê·¼ì ìì±ì¼ë¡, ì½ê¸° ì ì© ìì±ì
ëë¤. ì´ ê°ì DataView
ê° ìì±ë ë ì¤ì ëë©° ë³ê²½í ì ììµëë¤. DataView
ê° ì¤íì
ì´ë byteLength
를 ì§ì íì§ ìì¼ë©´ 참조ë ArrayBuffer
ëë SharedArrayBuffer
ì byteLength
ê° ë°íë©ëë¤.
const buffer = new ArrayBuffer(8);
const dataview = new DataView(buffer);
dataview.byteLength; // 8 (ë²í¼ì byteLengthì ì¼ì¹)
const dataview2 = new DataView(buffer, 1, 5);
dataview2.byteLength; // 5 (DataView ìì± ì ëª
ìë ê° ë문)
const dataview3 = new DataView(buffer, 2);
dataview3.byteLength; // 6 (DataView ì ìì±ìì ì¤íì
ë문)
ëª
ì¸ì ë¸ë¼ì°ì í¸íì± ê°ì´ 보기
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