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eCTD Leaf Title File Extension Pair Tool

Inspect supplied leaf-title presence and filename extension under an explicit list.

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Description

Inspect supplied leaf-title presence and filename extension under an explicit list.

A regulatory record check applies a supplied rule to labels, dates, identifiers, or amounts. Exact matches and clock boundaries matter, but a consistent record does not itself establish legal compliance. The governing jurisdiction, rule version, and authoritative evidence must be selected separately.

Inspect supplied leaf-title presence and filename extension under an explicit list.

When to use this tool

Use it for ectd leaf title file extension pair when the required inputs and conventions are already available.

How to use the tool and how it works

  1. Enter title, filename, allowedExtensions. Keep parallel arrays aligned and use the stated units and conventions.
  2. Run the calculation. Correct any input error before interpreting a result.
  3. Read extension, allowed, titlePresent. Inspect any known, defined, inclusion, or boundary flags before interpreting numeric values.

Require a nonempty filename without path separators, take text after its last nonleading dot as a lowercase extension, compare with lowercase allowedExtensions, and test trimmed title presence.1

Input fieldMeaning and unitsAccepted input
titleTitleRequired. Text; maximum UTF-16 length 8192.
filenameFilenameRequired. Text; maximum UTF-16 length 8192.
allowedExtensionsAllowed ExtensionsRequired. Array of Text; maximum UTF-16 length 8192.; maximum items 256.
Output fieldInterpretationReturned shape
extensionExtensionRequired. Text; maximum UTF-16 length 8192.
allowedAllowedRequired. Boolean.
titlePresentTitle PresentRequired. Boolean.
json
{
  "input": {
    "title": "Study report",
    "filename": "report.PDF",
    "allowedExtensions": [
      "pdf",
      "xml"
    ]
  },
  "output": {
    "extension": "pdf",
    "allowed": true,
    "titlePresent": true
  }
}

Limitations and assumptions

  • Leading-dot names have no extension under this rule and a trailing dot gives an empty extension. This is lexical metadata, not MIME inspection, file access, or eCTD conformance.
  • The field tables describe structural bounds; the mechanics also state cross-field requirements. Malformed input shapes, disallowed keys, and invalid domains cause input errors. Results must remain finite and within the declared output contract. A successful false flag or zero placeholder is distinct from an error.
  • Numeric arithmetic uses binary floating point. Exact comparisons have no hidden tolerance or decimal rounding; negative zero is exported as zero. Decimal-text integer operations retain the exactness specifically stated above.

Alternative or Complementary methods

For ectd leaf title file extension pair, check the source records and the supplied rule before comparing the result with another method. Consult the applicable authoritative rule when deciding eligibility, legal timing, fees, or obligations.

References

  1. Calculation and input contract: regulatory-affairs/ectd-leaf-title-file-extension-pair — tool.io

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