• 코드:
​x
 
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<!DOCTYPE html>
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<html lang="ko">
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​
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<head>
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    <meta charset="UTF-8">
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    <title>JavaScript Regular Expression</title>
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</head>
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​
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<body>
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​
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    <h1>특수 문자 '\b'</h1>
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    <p id="text"></p>
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​
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    <script>
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        var text = document.getElementById("text");
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​
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        var targetStr1 = "abc123abc";
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        var targetStr2 = "abc 123 abc";
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        var targetStr3 = "abc@123!abc";
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        // 단어의 맨 앞이나 맨 뒤에 부분 문자열 "bc"가 존재하는지를 검색함.
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        var reg = /bc\b/;
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        text.innerHTML = targetStr1.search(reg) + "<br>";
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        text.innerHTML += targetStr2.search(reg) + "<br>";
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        text.innerHTML += targetStr3.search(reg);
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    </script>
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</body>
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​
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</html>