UTF-16 code unit length

Client

Count UTF-16 code units (JavaScript string .length).

2 UTF-16 code unit(s)

Nearby workflows on Toolcore

  • Grapheme count — Count user-perceived characters (grapheme clusters). for the next text or markup step in your edit loop.
  • Unicode code points — Show Unicode code point for each character in text—UTF-16 code units, browser-only inspector. for the next text or markup step in your edit loop.
  • Word & character count — Words, characters, lines, and reading time—paste any text, all client-side. for the next text or markup step in your edit loop.
  • Unicode normalization — Apply NFC, NFD, NFKC, or NFKD normalization to text—code point counts and copy output, browser-only. for the next text or markup step in your edit loop.

About this tool

Surrogate pairs count as two units—matches JS .length.

Common use cases

  • UTF-16 code unit length for quick local checks without uploading data.
  • Copy results into tickets, docs, or classroom notes.

Common mistakes to avoid

  • Unexpected input shape

    See the intro and how-to notes for accepted formats.

FAQ

Is processing local?

Yes—this runs entirely in your browser.

Agent prefill?

Use q or qb for the main text field when supported.

More tools

Related utilities you can open in another tab—mostly client-side.