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dataView.getInt8

The getInt8() method gets a signed 8-bit integer (byte) at the specified byte offset from the start of the DataView.

Syntax

dataview.getInt8(byteOffset)

Parameters

byteOffset
The offset, in byte, from the start of the view where to read the data.

Return value

A signed 8-bit integer number.

Errors thrown

RangeError
Thrown if the byteOffset is set such as it would read beyond the end of the view.

Description

There is no alignment constraint; multi-byte values may be fetched from any offset.

Examples

Using the getInt8 method

var buffer = new ArrayBuffer(8);
var dataview = new DataView(buffer);
dataview.getInt8(1); // 0

Specifications

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
getInt8 9 12 15 10 12.1 5.1
Mobile
Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
getInt8 4 18 15 12.1 4.2 1.0
Server
Node.js
getInt8 0.10

See also

© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://wiki.developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DataView/getInt8