localStorage.setItem('key', 'value'); //保存 const result = localStorage.getItem('key'); //取得 console.log(result) //json形式で保存 const obj = {"a": 1, "b":2}; const json = JSON.stringify(obj) localStorage.setItem('json', json) const json_result = localStorage.getItem('json') console.log(json_result) >>> {"a":1,"b":2}
