Disabled Web Platform Features

Although games on Arcadible use the web platform, some web features have been (or are in the process of being) disabled. This is primarily to avoid security issues or to improve the game playing experience. Below is a summary of the disabled features and suggested work-arounds:

JavaScript APIs

Disabled Feature Suggested Work-around
alert, confirm, showModalDialog Use a custom lightbox/popup.
document.close, document.open N/A.
document.cookie N/A.
document.write Use document.createElement.
window.history, window.location N/A.
XMLHttpRequest Use fetch (or async XMLHttpRequest).