Node.js buffer keys() Method
Example
Display the keys (indexes) of a Buffer object:
  var buf = Buffer.from('abc');
for (x of buf.keys()) {
  console.log(x);
  }
  Run example »
Definition and Usage
The keys() method returns an iterator object, containing the key of each byte in a buffer object.
Syntax
  buffer.keys();
Technical Details
| Return Value: | An Iterator object, containing the keys of a buffer | 
|---|---|
| Node.js Version: | 1.1.0 | 

