Run details:
Mozilla/5.0 (X11; Fedora; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.85 Safari/537.36
Chrome 90
Fedora
Desktop
3 years ago
Test name Executions per second
Optional Chaining 3474798.5 Ops/sec
Lodash 2560711.5 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")