string method and regular expresions

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<!DOCTYPE html>

<html>

<head>

    <meta charset="utf-8">

    <title>01 exam</title>

    <link rel="stylesheet" type="text/css" href="01 exam.css">

</head>

<body>

<h2>JavaScript String Methods</h2>

<p>Replace "Microsoft" with "W3Schools" in the paragraph below:</p>

<button onclick="myFunction()">Try it</button>

<p id="demo">paul,paula,pauline,panl,paul</p>

<script>

function myFunction() {

    var str = document.getElementById("demo").innerHTML;

    var txt = str.replace(/\bpaul\b/g,"Ringo");

    document.getElementById("demo").innerHTML = txt;

}

</script>

</body>

</html>

巴特西

string method and regular expresions

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