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

Specification	Status	Comment
Typed Array Specification	Obsolete	Superseded by ECMAScript 2015.
ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'DataView.prototype.getInt8' in that specification.	Standard	Initial definition in an ECMA standard.
ECMAScript 2017 Draft (ECMA-262) The definition of 'DataView.prototype.getInt8' in that specification.	Draft

Browser compatibility

See also

• DataView
• ArrayBuffer