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.
Dispatches a storage event on Window objects holding an equivalent Storage object.
Returns void
getItem
getItem(key): null | string
Returns the current value associated with the given key, or null if the given key does not exist.
Parameters
key: string
Returns null | string
key
key(index): null | string
Returns the name of the nth key, or null if n is greater than or equal to the number of key/value pairs.
Parameters
index: number
Returns null | string
removeItem
removeItem(key): void
Removes the key/value pair with the given key, if a key/value pair with the given key exists.
Dispatches a storage event on Window objects holding an equivalent Storage object.
Parameters
key: string
Returns void
setItem
setItem(key, value): void
Sets 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.)
Dispatches a storage event on Window objects holding an equivalent Storage object.
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.