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isUndef() — vue Function Reference

Architecture documentation for the isUndef() function in util.ts from the vue codebase.

Function typescript VueCore GlobalAPI

Entity Profile

Dependency Diagram

graph TD
  4117a008_f4db_4509_1b07_e425638d4f36["isUndef()"]
  b7977953_caa1_d867_207c_74cfbf6421e0["util.ts"]
  4117a008_f4db_4509_1b07_e425638d4f36 -->|defined in| b7977953_caa1_d867_207c_74cfbf6421e0
  style 4117a008_f4db_4509_1b07_e425638d4f36 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/shared/util.ts lines 7–9

export function isUndef(v: any): v is undefined | null {
  return v === undefined || v === null
}

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does isUndef() do?
isUndef() is a function in the vue codebase, defined in src/shared/util.ts.
Where is isUndef() defined?
isUndef() is defined in src/shared/util.ts at line 7.

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