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cancelCallback() — react Function Reference

Architecture documentation for the cancelCallback() function in ReactFiberRootScheduler.js from the react codebase.

Function javascript BabelCompiler Validation called by 1

Entity Profile

Dependency Diagram

graph TD
  37d023ee_52cb_df7b_96a7_ab4d3938d19c["cancelCallback()"]
  a22f22c8_f97a_86c8_be5a_4b91a6a21eab["ReactFiberRootScheduler.js"]
  37d023ee_52cb_df7b_96a7_ab4d3938d19c -->|defined in| a22f22c8_f97a_86c8_be5a_4b91a6a21eab
  2f0b078e_5ecb_a4c3_220a_f89cb5bd5a89["scheduleTaskForRootDuringMicrotask()"]
  2f0b078e_5ecb_a4c3_220a_f89cb5bd5a89 -->|calls| 37d023ee_52cb_df7b_96a7_ab4d3938d19c
  style 37d023ee_52cb_df7b_96a7_ab4d3938d19c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-reconciler/src/ReactFiberRootScheduler.js lines 641–648

function cancelCallback(callbackNode: mixed) {
  if (__DEV__ && callbackNode === fakeActCallbackNode) {
    // Special `act` case: check if this is the fake callback node used by
    // the `act` implementation.
  } else if (callbackNode !== null) {
    Scheduler_cancelCallback(callbackNode);
  }
}

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does cancelCallback() do?
cancelCallback() is a function in the react codebase, defined in packages/react-reconciler/src/ReactFiberRootScheduler.js.
Where is cancelCallback() defined?
cancelCallback() is defined in packages/react-reconciler/src/ReactFiberRootScheduler.js at line 641.
What calls cancelCallback()?
cancelCallback() is called by 1 function(s): scheduleTaskForRootDuringMicrotask.

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