ludic/unicode-len.html
2026-09-17 22:10:03 +00:00

32 lines
No EOL
2 KiB
HTML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Unicode.len — Ludic</title>
<meta name="description" content="Number of code points in a string (not bytes).">
<link rel="stylesheet" href="base.css">
<link rel="stylesheet" href="docs.css">
</head>
<body>
<header class="nav"><div class="wrap nav-in"><a class="brand" href="index.html"><span class="logo">L</span> Ludic</a><button class="nav-toggle" aria-label="Toggle menu" aria-expanded="false">☰</button><nav class="nav-links"><a href="index.html">Home</a><a href="api.html">API Reference</a><a class="nav-cta" href="https://git.workshopsoft.io/workshopsoft/ludic">Source ↗</a></nav></div></header>
<main class="wrap item">
<div class="crumbs"><a href="api.html">API Reference</a> <span>›</span> <a href="ns-unicode.html">Unicode</a> <span>›</span> <span class="here">Unicode.len</span></div>
<div class="item-head">
<span class="kind-badge kind-method">method</span>
<h1 id="top">Unicode.len</h1>
</div>
<code class="sig">Unicode.len(s) -&gt; int</code>
<div class="desc"><p>Counts the <strong>code points</strong> in a UTF-8 string — the correct "length" for most text logic, unlike a raw byte count which over-counts anything non-ASCII. Contrast <a href="unicode-byte_len"><code>byte_len</code></a> (storage size) and <a href="unicode-grapheme_len"><code>grapheme_len</code></a> (user-perceived characters).</p></div>
<div class="params"><h2>Parameters</h2><div class="param" id="param-s"><code class="pname">s</code><span class="pdesc">the UTF-8 string</span></div></div>
<div class="examples"><h2>Example</h2><pre data-lang="ludic">program Len {
entry {
print(Unicode.len("hello")) # 5
}
}</pre></div>
<a class="back" href="api.html">← All symbols</a>
</main>
<script src="ludic-highlight.js"></script>
<script>Ludic.highlightAll(); Ludic.installCards(); Ludic.flashTarget();</script>
</body></html>