<?xml version="1.0" encoding="UTF-8"?><toc><section id="sec_foreword"><title>Foreword</title></section><section id="sec_intro"><title>Introduction</title></section><section id="sec_1"><label>1</label><title>Scope</title></section><section id="sec_2"><label>2</label><title>Normative references</title></section><section id="sec_3"><label>3</label><title>Terms and definitions</title></section><section id="sec_4"><label>4</label><title>XQuery regular expressions</title><section id="sec_4.1"><label>4.1</label><title>Context of XQuery regular expressions</title></section><section id="sec_4.2"><label>4.2</label><title>Introduction to XQuery regular expressions</title></section><section id="sec_4.3"><label>4.3</label><title>Matching a specific character</title></section><section id="sec_4.4"><label>4.4</label><title>Metacharacters and escape sequences</title></section><section id="sec_4.5"><label>4.5</label><title>Dot</title></section><section id="sec_4.6"><label>4.6</label><title>Anchors</title></section><section id="sec_4.7"><label>4.7</label><title>Line terminators</title></section><section id="sec_4.8"><label>4.8</label><title>Bracket expressions</title><section id="sec_4.8.1"><label>4.8.1</label><title>Introduction to bracket expressions</title></section><section id="sec_4.8.2"><label>4.8.2</label><title>Listing characters</title></section><section id="sec_4.8.3"><label>4.8.3</label><title>Matching a range</title></section><section id="sec_4.8.4"><label>4.8.4</label><title>Negation</title></section><section id="sec_4.8.5"><label>4.8.5</label><title>Character class subtraction</title></section></section><section id="sec_4.9"><label>4.9</label><title>Alternation</title></section><section id="sec_4.10"><label>4.10</label><title>Quantifiers</title></section><section id="sec_4.11"><label>4.11</label><title>Locating a match</title></section><section id="sec_4.12"><label>4.12</label><title>Capture and back-reference</title></section><section id="sec_4.13"><label>4.13</label><title>Precedence</title></section><section id="sec_4.14"><label>4.14</label><title>Modes</title></section></section><section id="sec_5"><label>5</label><title>Operators using regular expressions</title><section id="sec_5.1"><label>5.1</label><title>Introduction to operators using regular expressions</title></section><section id="sec_5.2"><label>5.2</label><title>LIKE_REGEX</title></section><section id="sec_5.3"><label>5.3</label><title>OCCURRENCES_REGEX</title></section><section id="sec_5.4"><label>5.4</label><title>POSITION_REGEX</title></section><section id="sec_5.5"><label>5.5</label><title>SUBSTRING_REGEX</title></section><section id="sec_5.6"><label>5.6</label><title>TRANSLATE_REGEX</title></section></section><section id="sec_bibl"><title>Bibliography</title></section></toc>