buf.readIntLE(offset, byteLength)
-
offset
<integer> 开始读取之前要跳过的字节数。必须满足0 <= offset <= buf.length - byteLength
。¥
offset
<integer> Number of bytes to skip before starting to read. Must satisfy0 <= offset <= buf.length - byteLength
. -
byteLength
<integer> 要读取的字节数。必须满足0 < byteLength <= 6
。¥
byteLength
<integer> Number of bytes to read. Must satisfy0 < byteLength <= 6
. -
返回:<integer>
¥Returns: <integer>
从指定的 offset
处的 buf
读取 byteLength
个字节,并将结果解释为支持最高 48 位精度的小端序、二进制补码有符号值。
¥Reads byteLength
number of bytes from buf
at the specified offset
and interprets the result as a little-endian, two's complement signed value
supporting up to 48 bits of accuracy.
import { Buffer } from 'node:buffer';
const buf = Buffer.from([0x12, 0x34, 0x56, 0x78, 0x90, 0xab]);
console.log(buf.readIntLE(0, 6).toString(16));
// Prints: -546f87a9cbee
const { Buffer } = require('node:buffer');
const buf = Buffer.from([0x12, 0x34, 0x56, 0x78, 0x90, 0xab]);
console.log(buf.readIntLE(0, 6).toString(16));
// Prints: -546f87a9cbee