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<!DOCTYPE html>
<html lang="ko">

<head>
	<meta charset="UTF-8">
	<title>JavaScript Regular Expression</title>
</head>

<body>

	<h1>특수 문자 '\b'</h1>
	<p id="text"></p>

	<script>
		var text = document.getElementById("text");

		var targetStr1 = "abc123abc";
		var targetStr2 = "abc 123 abc";
		var targetStr3 = "abc@123!abc";
		
		// 단어의 맨 앞이나 맨 뒤에 부분 문자열 "bc"가 존재하는지를 검색함.
		var reg = /bc\b/;
		
		text.innerHTML = targetStr1.search(reg) + "<br>";
		text.innerHTML += targetStr2.search(reg) + "<br>";
		text.innerHTML += targetStr3.search(reg);
	</script>
		
</body>

</html>