37 lines
No EOL
2.3 KiB
HTML
37 lines
No EOL
2.3 KiB
HTML
<!doctype html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Regex.next — Ludic</title>
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<meta name="description" content="The next match at or after byte offset from — the basis of a find-all loop.">
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<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>
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<div class="crumbs"><a href="api.html">API Reference</a> <span>›</span> <a href="ns-regex.html">Regex</a> <span>›</span> <span class="here">Regex.next</span></div>
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<div class="item-head">
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<span class="kind-badge kind-method">method</span>
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<h1 id="top">Regex.next</h1>
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</div>
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<code class="sig">Regex.next(text, re, from) -> Match</code>
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<div class="desc"><p>Returns the first match of <code>re</code> in <code>text</code> starting at or after byte offset <code>from</code>, or <code>null</code>. Loop it from the previous match's end (see <a href="regex-end"><code>Regex.end</code></a>) to iterate every match — the find-all idiom.</p></div>
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<div class="params"><h2>Parameters</h2><div class="param" id="param-text"><code class="pname">text</code><span class="pdesc">the string to search</span></div><div class="param" id="param-re"><code class="pname">re</code><span class="pdesc">a compiled <code>Regex</code></span></div><div class="param" id="param-from"><code class="pname">from</code><span class="pdesc">the byte offset to resume from</span></div></div>
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<div class="examples"><h2>Example</h2><pre data-lang="ludic">program Demo {
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entry {
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let re = Regex.compile("#(\\w+)")
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var m = Regex.exec("#a #b #c", re)
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while Regex.ok(m) {
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print(Regex.group(m, 1))
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m = Regex.next("#a #b #c", re, Regex.end(m, 0))
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}
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}
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}</pre></div>
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