Home / Function/ checkKeyCodes() — vue Function Reference

checkKeyCodes() — vue Function Reference

Architecture documentation for the checkKeyCodes() function in check-keycodes.ts from the vue codebase.

Function typescript CoreInstance VDOM calls 2

Entity Profile

Dependency Diagram

graph TD
  9b2cf4fe_6974_1dd5_01c5_358b07949090["checkKeyCodes()"]
  f1e55b96_56c4_7977_3bbb_c25258167db2["isKeyNotMatch()"]
  9b2cf4fe_6974_1dd5_01c5_358b07949090 -->|calls| f1e55b96_56c4_7977_3bbb_c25258167db2
  e78b8b23_1803_b152_f10f_06b6c4015dc9["hyphenate()"]
  9b2cf4fe_6974_1dd5_01c5_358b07949090 -->|calls| e78b8b23_1803_b152_f10f_06b6c4015dc9
  style 9b2cf4fe_6974_1dd5_01c5_358b07949090 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/core/instance/render-helpers/check-keycodes.ts lines 17–33

export function checkKeyCodes(
  eventKeyCode: number,
  key: string,
  builtInKeyCode?: number | Array<number>,
  eventKeyName?: string,
  builtInKeyName?: string | Array<string>
): boolean | null | undefined {
  const mappedKeyCode = config.keyCodes[key] || builtInKeyCode
  if (builtInKeyName && eventKeyName && !config.keyCodes[key]) {
    return isKeyNotMatch(builtInKeyName, eventKeyName)
  } else if (mappedKeyCode) {
    return isKeyNotMatch(mappedKeyCode, eventKeyCode)
  } else if (eventKeyName) {
    return hyphenate(eventKeyName) !== key
  }
  return eventKeyCode === undefined
}

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Calls

Source

Frequently Asked Questions

What does checkKeyCodes() do?
checkKeyCodes() is a function in the vue codebase.
What does checkKeyCodes() call?
checkKeyCodes() calls 2 function(s): hyphenate, isKeyNotMatch.

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