Filter method : This method allows you to pick certain key or pattern in the object. Eg. object : { a: { v: 'a', b: { z: 'z1' }, c: { z: 'z2' }, d: { z: 'z3 ...
You can provide Astley with either a string containing ECMAScript code or an actual JavaScript object. In the latter case, it will do its best to turn it into an AST ...