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Heap ↔ unstructured memory pool to store all Objects for app

the Heap stores all reference types (objects)

Heap is main shared memory of JS Engine Object

Heap Space​

V8 organize Heap into Page regions to work with Garbage Collector

References​

  1. Reference Reassignment ↔ New Identifier created 👉 same value to ref Heap Memory Address (where actual Object store in Heap)

  2. Object Reference ↔ Link to Object as Memory Address pointer to Heap location

  3. JS Engine ↔ Program to execute JS Source Code, consists of Call Stack, Heap, Callback Queue & Event Loop

  4. Garbage-Collection ↔ 🧹Algorithm (in JS Engine) to remove old unused Object from Heap Memory

  5. Memory Leak ↔ old Values clogging up Heap; left behind, not removed

  6. Heap Space ↔ V8 organize Heap into Page regions to work with Garbage Collector