From 295b343aecf330e830d79f06e0efc511e7d76da1 Mon Sep 17 00:00:00 2001 From: Jasper Ras Date: Tue, 5 Aug 2025 08:53:21 +0200 Subject: vault backup: 2025-08-05 08:53:21 --- Boxes live in the heap.md | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 Boxes live in the heap.md (limited to 'Boxes live in the heap.md') diff --git a/Boxes live in the heap.md b/Boxes live in the heap.md new file mode 100644 index 0000000..ec296c9 --- /dev/null +++ b/Boxes live in the heap.md @@ -0,0 +1,15 @@ +[[Rust]] +[[Variables lives in the stack]] +[[When boxes are deallocated]] +[[Ownership]] + +--- + +The heap is where data can live indefinitely and we can create pointers to it on the stack using a Box. + +```rust +let a = Box::new([0; 1_000_000]); +let b = a; +``` + +Creates an array with 1 million entries on the heap and two variables on the stack that point to it. \ No newline at end of file -- cgit v1.2.3