function

util.types.isFloat64Array

function isFloat64Array(
object: unknown
): object is Float64Array<ArrayBufferLike>;

Returns true if the value is a built-in Float64Array instance.

util.types.isFloat64Array(new ArrayBuffer());  // Returns false
util.types.isFloat64Array(new Uint8Array());  // Returns false
util.types.isFloat64Array(new Float64Array());  // Returns true