JS dataview setUint32()
setUint32()``从
DataView
起始位置以byte为计数的指定偏移量(byteOffset)处储存一个32-bit数(无符号长整型).
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语法
dataview.setUint32(byteOffset, value [, littleEndian])
参数
byteOffset
偏移量,从头开始计算,单位为字节.
value
设置的数值.
littleEndian
可选 Indicates whether the 32-bit int is stored in little- or big-endian format. If false or undefined, a big-endian value is written.
返回
抛出错误
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.setUint32(1, 3);
dataview.getUint32(1); // 3
规范
Specification | Status | Comment |
---|---|---|
Typed Array Specification | Obsolete | Superseded by ECMAScript 6. |
ECMAScript 2015 (6th Edition, ECMA-262)DataView.prototype.setUint32 | Standard | Initial definition in an ECMA standard. |
ECMAScript Latest Draft (ECMA-262)DataView.prototype.setUint32 | Draft |