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Storage setItem() Method

❮ Storage Object

Example

Set the value of the specified local storage item:

localStorage.setItem("mytime", Date.now());
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Definition and Usage

The setItem() method sets the value of the specified Storage Object item.

The setItem() method belongs to the Storage Object, which can be either a localStorage object or a sessionStorrage object.


Browser Support

Method
setItem() 4 8 3.5 4 10.5

Syntax

localStorage.setItem(keyname, value)
Or:
sessionStorage.setItem(keyname, value)

Parameter Values

Parameter Description
keyname Required. A String specifying the name of the key you want to set the value of
value Required. A String specifying the value of the key you want to set the value of

Technical Details

DOM Version: Web Storage API
Return Value: A String, representing the inserted value

More Examples

Example

The same example, but using session storage instead of local storage.

Set the value of the specified session storage item:

sessionStorage.setItem("test1", "Lorem ipsum");
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Example

You can also set the value by using dot notation (obj.key):

sessionStorage.test1 = "Lorem ipsum";
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Example

You can also set the value like this:

sessionStorage["test1"] = "Lorem ipsum";
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Related Pages

Web Storage Reference: getItem() Method

Web Storage Reference: removeItem() Method


❮ Storage Object