JavaScript DataView.getFloat64()

The JavaScript DataView.getFloat64() inserts a signed 64-bit float number at a specified location.

Range of 64-bit float number:

-1.7+308 to +1.7E+308

Syntax:

dataview.getFloat64 (byteOffset)

Parameters: byteoffset: It represents the offset (in bytes) from the start of the data view.

Return: Signed float number of 64-bit.

Example:

<!DOCTYPE html>
<html>
<body>
<script>
var dv = new ArrayBuffer(25);
var a = new DataView(dv);
a.setFloat64(1,2.3);
document.write(a.getFloat64(1));
</script>
</body>
</html>

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