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isFallbackCompositionStart() — react Function Reference

Architecture documentation for the isFallbackCompositionStart() function in BeforeInputEventPlugin.js from the react codebase.

Function javascript BabelCompiler Validation called by 1

Entity Profile

Dependency Diagram

graph TD
  b1ccaf73_becb_d293_5763_65d2ed08a1be["isFallbackCompositionStart()"]
  a235366c_1abe_162c_b9bf_7fbbfb597584["BeforeInputEventPlugin.js"]
  b1ccaf73_becb_d293_5763_65d2ed08a1be -->|defined in| a235366c_1abe_162c_b9bf_7fbbfb597584
  86643861_8bb8_470a_be1c_fd6ca6b189a3["extractCompositionEvent()"]
  86643861_8bb8_470a_be1c_fd6ca6b189a3 -->|calls| b1ccaf73_becb_d293_5763_65d2ed08a1be
  style b1ccaf73_becb_d293_5763_65d2ed08a1be fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-dom-bindings/src/events/plugins/BeforeInputEventPlugin.js lines 125–130

function isFallbackCompositionStart(
  domEventName: DOMEventName,
  nativeEvent: any,
): boolean {
  return domEventName === 'keydown' && nativeEvent.keyCode === START_KEYCODE;
}

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does isFallbackCompositionStart() do?
isFallbackCompositionStart() is a function in the react codebase, defined in packages/react-dom-bindings/src/events/plugins/BeforeInputEventPlugin.js.
Where is isFallbackCompositionStart() defined?
isFallbackCompositionStart() is defined in packages/react-dom-bindings/src/events/plugins/BeforeInputEventPlugin.js at line 125.
What calls isFallbackCompositionStart()?
isFallbackCompositionStart() is called by 1 function(s): extractCompositionEvent.

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