structuredClone vs JSON.stringify vs Spread: Deep Copy Guide

Sooner or later every JavaScript developer copies an object, changes the copy, and finds the original changed too. The usual fixes are the spread operator, the old JSON.parse(JSON.stringify(obj)) trick, and the newer structuredClone(). They look interchangeable. They are not, and the differences show up as bugs only when your data contains dates,... Weiterlesen: structuredClone vs JSON.stringify vs Spread: Deep Copy Guide