hasChanged() — vue Function Reference

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

Function typescript VueCore GlobalAPI

Entity Profile

VueCore→ GlobalAPI→ hasChanged() — vue Function Reference

Dependency Diagram

graph TD
  834c0087_2993_35db_a7f5_51e9c772356e["hasChanged()"]
  b7977953_caa1_d867_207c_74cfbf6421e0["util.ts"]
  834c0087_2993_35db_a7f5_51e9c772356e -->|defined in| b7977953_caa1_d867_207c_74cfbf6421e0
  style 834c0087_2993_35db_a7f5_51e9c772356e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/shared/util.ts lines 372–378

export function hasChanged(x: unknown, y: unknown): boolean {
  if (x === y) {
    return x === 0 && 1 / x !== 1 / (y as number)
  } else {
    return x === x || y === y
  }
}