Primárně pro 3.IM WTL - Zde jsou veškerý JavaScript projekty které jsme dělali, nebo budeme dělat. Popis jeste bude upraven postupne
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Změna písmen</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<h1>Testovač písmen</h1>
<div id="first">Lorem ipsum dolor, sit amet consectetur adipisicing elit. Sapiente veniam commodi, eius natus adipisci illo ipsa maiores explicabo debitis magnam itaque perspiciatis quae, voluptatum quasi hic delectus dolorem ad optio.</div><br>
<div id="second">Lorem ipsum dolor sit amet consectetur adipisicing elit. Iure fugit nulla ea assumenda voluptates, eaque id laudantium qui voluptatem ducimus perferendis adipisci fugiat aliquam, rem asperiores commodi ratione culpa quo.</div><br>
<div id="third">Lorem ipsum dolor sit amet consectetur adipisicing elit. Iure fugit nulla ea assumenda voluptates, eaque id laudantium qui voluptatem ducimus perferendis adipisci fugiat aliquam, rem asperiores commodi ratione culpa quo.</div><br>
<hr>
<button onclick="buttonNumber(1)">div č.1</button>
<button onclick="buttonNumber(2)">div č.2</button>
<button onclick="buttonNumber(3)">div č.3</button>
<button onclick="buttonNumber(4)">vše</button>
<br>
<select id="fontSeznam" size="5">
<option>Impact</option>
<option>Comforter</option>
<option>Roboto</option>
<option>Arial</option>
<option>Arial Black</option>
</select>
<script>
function buttonNumber(divNum) {
let fontlist = document.getElementById("fontSeznam");
//e.options[e.selectedIndex].text
let futureFont = fontlist.options[fontlist.selectedIndex].text;
//alert(futureFont)
if (divNum == 1){
document.getElementById("first").style.fontFamily = futureFont;
} else if (divNum == 2){
document.getElementById("second").style.fontFamily = futureFont;
} else if (divNum == 3){
document.getElementById("third").style.fontFamily = futureFont;
} else if (divNum == 4){
document.getElementById("first").style.fontFamily = futureFont;
document.getElementById("second").style.fontFamily = futureFont;
document.getElementById("third").style.fontFamily = futureFont;
} else {
alert("Stiskl si špatně");
}
}
</script>
</body>
</html>