WindowEventHandlers.onstorage

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

A propriedade WindowEventHandlers.onstorage contém um manipulador de eventos que executa quando o evento storage dispara. Isto ocorre quando a área de armazenamento é mudada. (ex. um novo item é armazenado.)

Sintaxe

windowObj.onstorage = function() { ... };

Exemplos

js
window.onstorage = function (e) {
  console.log(
    "The " +
      e.key +
      " key has been changed from " +
      e.oldValue +
      " to " +
      e.newValue +
      ".",
  );
};

Especificações

Specification
HTML
# event-storage
HTML
# handler-window-onstorage

Compatibilidade com navegadores

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
storage event

Legend

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Full support
Full support