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Text Line Tools

Developer Tools

Dedupe, sort, trim, remove empty and number lines

Quick Answer

Text Line Tools: Dedupe, sort, trim, remove empty and number lines. Text Line Tools uses standard developer formulas to compute accurate results instantly.

Operations (applied in order):

Input（6 lines）

Output（3 lines）

Input lines6
Output lines3
Removed3

Kept vs removed

Kept3lines (50.0%)Removed3lines (50.0%)

Pipeline trace

  1. 1Input: 6 lines
  2. 2Apply [Deduplicate]
  3. 3Apply [Sort A→Z]
  4. 4Output: 3 lines (3 removed)

Operation reference

OperationEffectTypical use
dedupeKeep first occurrence of each lineUnique a list
sortAsc/sortDescLocale sort (Chinese by pinyin)Sort names/words
numberPrefix "n. " to each lineOrdered lists
reverseFlip line orderReverse logs
trim/removeEmptyStrip whitespace / drop blank linesClean pasted text
uniqueCountDedupe + append ×count, sorted descWord frequency
Operations run in the order you select them. Typical combo: Trim → Remove empty → Deduplicate → Sort. Chinese sort uses pinyin collation.

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How to Use

  1. Paste or type content: drop code/text into the Text Line Tools or fill the parameters.
  2. Choose mode/options: switch format, rules or processing as needed.
  3. Live output: results appear instantly — nothing is submitted, data stays in your browser.
  4. One-click copy: copy the output straight into your development environment.

Key Points

  • Text Line Tools is a free online developer tool — open and use, no sign-up.
  • All calculations run locally in your browser; your data never leaves the device.
  • Key capability: Dedupe, sort, trim, remove empty and number lines.
  • Results come with formulas and reference tables so you can verify every number.

Formula & How It Works

Text Line Tools formula

Text Line Tools uses standard developer formulas to compute accurate results instantly.

FAQ

How do I use the Text Line Tools?
Open the page and fill in the input fields — results update automatically. Dedupe, sort, trim, remove empty and number lines.
Are the results accurate?
Yes. Standard formulas and conversion factors are used and verified.
Is it free? Do I need to sign up?
Completely free. No registration, login or download required.
Does it work on mobile?
Yes. The responsive design works on phones, tablets and desktops.
Is my data saved?
No. Everything runs locally in your browser.

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Source & Updates

Based on RFC 4648, ECMA-262 and related specifications. Last updated: 2025-07

Last updated:

Formulas and content on this page are reviewed by the YiJianSuan team. For reference only — official sources prevail.

Maintained and periodically reviewed by the YiJianSuan editorial team — review process in ourEditorial Policy.

Cite this page: YiJianSuan. Text Line Tools[EB/OL]. https://www.yijiansuan.com/en/c/dev/text-lines

Results provided by this tool are for reference only and do not constitute professional advice.