len.html

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            <h1>SQL LEN() Function</h1>

            <p>The <strong>LEN()</strong> function returns the length of a string in bytes.</p>

            <p><strong>Note:</strong> Depending on the SQL language, LEN() may also be called <strong>LENGTH()</strong>.
            </p>

            <h2>Syntax</h2>
            <pre><code class="language-sql">LEN(string)</code></pre>

            <h2>Parameter Values</h2>
            <ul>
                <li><strong>string</strong>: Required. The string to calculate the length for.</li>
            </ul>

            <h2>LEN() Example</h2>
            <p>The following SQL statement shows each patient's <strong>first_name</strong> and the length of that name:
            </p>

            <pre><code class="language-sql">SELECT first_name, LEN(first_name) AS length_of_name
FROM patients;</code></pre>

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