The getItem()
method of the Storage
interface, when passed a key name, will return that key's value, or null
if the key does not exist, in the given Storage
object.
The getItem()
method of the Storage
interface, when passed a key name, will return that key's value, or null
if the key does not exist, in the given Storage
object.
js
getItem(keyName)
keyName
A string containing the name of the key you want to retrieve the value of.
A string containing the value of the key. If the key does not exist, null
is returned.
The following function retrieves three data items from local storage, then uses them to set custom styles on a page.
js
function setStyles() { const currentColor = localStorage.getItem("bgcolor"); const currentFont = localStorage.getItem("font"); const currentImage = localStorage.getItem("image"); document.getElementById("bgcolor").value = currentColor; document.getElementById("font").value = currentFont; document.getElementById("image").value = currentImage; htmlElem.style.backgroundColor = `#${currentColor}`; pElem.style.fontFamily = currentFont; imgElem.setAttribute("src", currentImage); }
Note: To see this used within a real-world example, see our Web Storage Demo.
Specification |
---|
HTML Standard # dom-storage-getitem-dev |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
getItem |
4 | 12 | 3.5 | 8 | 10.5 | 4 | ≤37 | 18 | 6 | 11 | 3.2 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/Storage/getItem