Method clear

dash/dash-renderer/src/persistence.js:187–196

(keyPrefix)

    }

    clear(keyPrefix) {
        if (keyPrefix) {
            forEach(
                key => delete this._data[key],
                filter(keyPrefixMatch(keyPrefix, '.'), keys(this._data))
            );
        } else {
            this._data = {};
        }
    }
}

// Make a string 2^16 characters long (*2 bytes/char = 130kB), to test storage.