buf.readFloatBE([offset])
版本历史
| 版本 | 变更 |
|---|---|
| v10.0.0 | 删除了 |
| v0.11.15 | 新增于: v0.11.15 |
-
offset<integer> 开始读取之前要跳过的字节数。必须满足0 <= offset <= buf.length - 4。默认值:0。\
offset<integer> Number of bytes to skip before starting to read. Must satisfy0 <= offset <= buf.length - 4. Default:0. -
返回:<number>
\Returns: <number>
从指定 offset 处的 buf 读取 32 位大端序浮点数。
\Reads a 32-bit, big-endian float from buf at the specified offset.
import { Buffer } from 'node:buffer'; const buf = Buffer.from([1, 2, 3, 4]); console.log(buf.readFloatBE(0)); // Prints: 2.387939260590663e-38const { Buffer } = require('node:buffer'); const buf = Buffer.from([1, 2, 3, 4]); console.log(buf.readFloatBE(0)); // Prints: 2.387939260590663e-38