Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.87 Safari/537.36
Chrome 80
Windows
Desktop
5 years ago
Test name Executions per second
Optional Chaining 2278528.0 Ops/sec
Lodash 1249135.2 Ops/sec
Script Preparation code:
AخA
 
var obj = {a: {b: {c: {d: 1}}}}
Tests:
  • Optional Chaining

     
    obj.a == null ? undefined : obj.a.b == null ? undefined : obj.a.b.c == null ? undefined : obj.a.b.c.d
  • Lodash

     
    _.get(obj, "a.b.c.d")