isValidArrayIndex() — vue Function Reference

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

Function typescript WebPlatform DomUtilities

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WebPlatform→ DomUtilities→ isValidArrayIndex() — vue Function Reference

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Source Code

src/shared/util.ts lines 73–76

export function isValidArrayIndex(val: any): boolean {
  const n = parseFloat(String(val))
  return n >= 0 && Math.floor(n) === n && isFinite(val)
}

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WebPlatform

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DomUtilities

Source

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