This Web Storage API interface provides access to a particular domain's session or local storage. It allows, for example, the addition, modification, or deletion of stored data items.
Index Signatures Jump to heading
Properties Jump to heading
Jump to headinglength: numberReturns the number of key/value pairs currently present in the list associated with the object.
Methods Jump to heading
Jump to headingclear(): voidEmpties the list associated with the object of all key/value pairs, if there are any.
Jump to headinggetItem(key: string): string | nullReturns the current value associated with the given key, or null if the given key does not exist in the list associated with the object.
Jump to headingkey(index: number): string | nullReturns the name of the nth key in the list, or null if n is greater than or equal to the number of key/value pairs in the object.
Jump to headingremoveItem(key: string): voidRemoves the key/value pair with the given key from the list associated with the object, if a key/value pair with the given key exists.
Jump to headingsetItem(key: string,value: string,): voidSets the value of the pair identified by key to value, creating a new key/value pair if none existed for key previously.
Throws a "QuotaExceededError" DOMException exception if the new value couldn't be set. (Setting could fail if, e.g., the user has disabled storage for the site, or if the quota has been exceeded.)