WeakMapdeletebeginner

WeakMap.prototype.delete() — independent keys

📖 Usage Example

const wm = new WeakMap()
const k = {}
wm.set(k, 1)
const removed = wm.delete(k)
removed  // → true

The return value of delete() tells you if the removal was successful.

WeakMap delete() Isolation

Deleting one key does not affect others.

Challenge: Verify key isolation during deletion.

💡 Hints (1)

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