Heapgraph Create

:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Capture the current heapgraph

namespace HH;

function heapgraph_create(): resource;

Returns

• resource - - This is the heap graph resource. Use it with other heap graph functions to extract the information you want.