fortango.blogg.se - How to access the clipboard

To avoid potential issues, the Clipboard API can only be used on pages served over HTTPS ( localhost is also permitted). A nefarious page could replace copied text with a dangerous command or even an executable file.

Pages should be restricted when adding data to the clipboard.

Users often copy passwords or private information so no page should be able to arbitrarily read clipboard data.

Clipboard Access is Dangerous!Īccessing the clipboard programmatically raises several security concerns: Offering easy-to-use cut and paste icons can be useful.Īdditionally, you may want to modify content when a clipboard action is completed, such as adding or removing formatting. They may also be using a touch-screen device where keyboard shortcuts aren’t available. Those with less computing experience won’t necessarily have that knowledge. Why Would an App Need to Access the Clipboard?Īs a developer, you’ll know how the clipboard works and regularly use the following keyboard shortcuts: It’s new, and no browser supports all features, but it’s easier to use and more robust.

It’s finally been superseded by a new asynchronous Clipboard API.

the API could never be considered elegant.

permissions access varies across browsers, and.

support is patchy, especially on older versions of Safari on macOS and iOS.

clipboard access is synchronous, which has performance and security implications.

Accessing the OS clipboard using browser JavaScript has been possible for several years using document.execCommand().