ELab Team

Apr 20, 2021 · Frontend Development

Why Does for…in Miss XMLHttpRequest Properties on iOS 14.5? Uncovering the api‑monitor Bug

This article investigates why the api‑monitor library's for‑in traversal fails to enumerate certain XMLHttpRequest properties on iOS 14.5 beta and PC Chrome, explains the underlying prototype‑property interaction, and provides code examples and cross‑platform comparison results.