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Adam Łukasik committed 2026-09-15 09:03:04 +02:00
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<!DOCTYPE html>
<html lang="pl">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Lekcja 2 zadanie 3</title>
<script>
let text = "ten testowy tekst te słowa testowe testuje: te, ten, Bartek, potencjał, plater. Te."
</script>
</head>
<body>
<h1>Podany tekst:</h1>
<script>
document.write(text)
</script>
<h2>Szukane słowo:</h2>
<script>
let slowo = prompt("Podaj słowo", "te")
let dozwolone_znaki = [' ', ',', '.']
for (let i = 0; i < text.length; i++) {
if (text.substring(i, i + slowo.length).toLowerCase() == slowo.toLowerCase() && text[i - 1] == ' ' && dozwolone_znaki.includes(text[i + slowo.length])) {
document.write(`<u>${text.substring(i, i + slowo.length)}</u>`)
i += slowo.length - 1
} else {
document.write(text[i])
}
}
</script>
</body>
</html>