Baseline Widely available
getInt32()
ã¡ã½ããã¯ã符å·ä»ã 32 ãããæ´æ° (long) å¤ã DataView
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// Create an ArrayBuffer with a size in bytes
const buffer = new ArrayBuffer(16);
const view = new DataView(buffer);
view.setInt32(1, 2147483647); // Max signed 32-bit integer
console.log(view.getInt32(1));
// Expected output: 2147483647
æ§æ
dataview.getInt32(byteOffset [, littleEndian])弿°
byteOffset
ãã¥ã¼ã®å é ããã®ãã¤ãåä½ã®ãªãã»ããã§ããã¼ã¿ãèªã¿åãä½ç½®ã§ãã
littleEndian
çç¥å¯ 32 ãããæ´æ°ããªãã«ã¨ã³ãã£ã¢ã³ã¨ããã°ã¨ã³ãã£ã¢ã³ã®ã©ã¡ãã®å½¢å¼ã§æ ¼ç´ããã¦ãããã表ãã¾ãã false
ã¾ã㯠undefined
ã®å ´åãããã°ã¨ã³ãã£ã¢ã³å¤ãèªã¿åãã¾ãã
符å·ä»ã 32 ãããæ´æ°ã
çºçããã¨ã©ã¼RangeError
byteOffset
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ãã¦èªã¿åãããã«è¨å®ããã¦ããå ´åã«çºçãã¾ãã
ã¢ã©ã¤ã¡ã³ãã®å¼·å¶ã¯ããã¾ãããè¤æ°ãã¤ãã®å¤ã¯ã©ã®ãªãã»ãããããèªã¿åããã¨ãã§ãã¾ãã
ä¾ getInt32 ã¡ã½ããã®ä½¿ç¨var buffer = new ArrayBuffer(8);
var dataview = new DataView(buffer);
dataview.getInt32(1); // 0
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