localStorage undefined bug All In One

localStorage undefined bug All In One

undefined ❌

localStorage.setItem('bug', JSON.stringify({k: undefined, v: 1}));

null ✅

localStorage.setItem('bug', JSON.stringify({k: null, v: 1}));

solution ✅

string

localStorage.setItem('bug', JSON.stringify({k: 'undefined', v: 1}));

refs

https://developer.mozilla.org/en-US/docs/Web/API/Storage/getItem

https://developer.mozilla.org/en-US/docs/Web/API/Storage/setItem

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