Answers for "how to check if key exist in local storage in js"

how to check if local storage variable exists in javascript

if (localStorage.getItem("username") === null) {
  //...
}

Posted by: Guest on February-28-2020

check if localstorage key exists js

if("user" in localStorage){
   alert('yes');
} else {
   alert('no');
}

Posted by: Guest on July-04-2020

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