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<!DOCTYPE html> <html> <body> <h1>Regular Expressions</h1> <h2>Lookahead Assertion</h2> <p>Match "W3schools" only if "W3Schools" is followed by " Tutorials".</p> <p id="demo"></p> <script> let text = "W3Schools Tutorials"; let pattern = new RegExp("W3Schools(?=) Tutorials"); let result = pattern.test(text); document.getElementById("demo").innerHTML = result; </script> </body> </html>
