JS dataview setInt8()
setInt8()``从
DataView
起始位置以byte为计数的指定偏移量(byteOffset)处储存一个8-bit数(一个字节).
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语法
dataview.setInt8(byteOffset, value)
参数
byteOffset
偏移量,从头开始计算,单位为字节
value
设置的整数值
返回
抛出的错误
如果byteOffset超出了视图能储存的值,就会抛出错误
例子
var buffer = new ArrayBuffer(8);
var dataview = new DataView(buffer);
dataview.setInt8(1, 3);
dataview.getInt8(1); // 3
规范
Specification | Status | Comment |
---|---|---|
Typed Array Specification | Obsolete | Superseded by ECMAScript 6. |
ECMAScript 2015 (6th Edition, ECMA-262)DataView.prototype.setInt8 | Standard | Initial definition in an ECMA standard. |