JS Beispiel getElementsByClassName 3

Developer
Anna Prenzel
Size
1,988 Kb
Views
24,276

How do I make an js beispiel getelementsbyclassname 3?

What is a js beispiel getelementsbyclassname 3? How do you make a js beispiel getelementsbyclassname 3? This script and codes were developed by Anna Prenzel on 04 September 2022, Sunday.

JS Beispiel getElementsByClassName 3 Previews
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JS Beispiel getElementsByClassName 3 - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>JS Beispiel getElementsByClassName 3</title> <link rel="stylesheet" href="css/style.css">
</head>
<body> <button onclick="color()">Erste Reihe grün färben</button>
<button onclick="undo()">Rückgängig</button>
<div id="container1"> <div class="red"></div> <div class="red"></div> <div class="red"></div> <div class="red"></div>
</div>
<div id="container2"> <div class="red"></div> <div class="red"></div> <div class="red"></div> <div class="red"></div>
</div> <script src="js/index.js"></script>
</body>
</html>

JS Beispiel getElementsByClassName 3 - Script Codes CSS Codes

.red{ width:14%; margin: 10px 4%; background-color: red; height:100px; float: left;
}
/*alle Divs innerhalb von Container1*/
#container1 div{ border: 5px solid black;
}

JS Beispiel getElementsByClassName 3 - Script Codes JS Codes

//Suche alle Divs mit der Klasse "red", die innerhalb des Divs mit der ID "container1" liegen - und färbe sie grün
function color(){ var container = document.getElementById("container1"); //wähle nur Divs innerhalb des ersten Containers aus var elements = container.getElementsByClassName("red"); for(var i=0; i<elements.length; i++){ elements[i].style.backgroundColor = "green"; }
}
function undo(){ var container = document.getElementById("container1"); //wähle nur Divs innerhalb des ersten Containers aus var elements = container.getElementsByClassName("red"); for(var i=0; i<elements.length; i++){ elements[i].style.backgroundColor = "red"; }
}
JS Beispiel getElementsByClassName 3 - Script Codes
JS Beispiel getElementsByClassName 3 - Script Codes
Home Page Home
Developer Anna Prenzel
Username HSZG-Frontend-Kurs
Uploaded September 04, 2022
Rating 3
Size 1,988 Kb
Views 24,276
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