“JavaScript menambahkan metode ke kelas” Kode Jawaban

JS Tambahkan kelas

var element = document.getElementById('element');
element.classList.add('class-1');
element.classList.add('class-2', 'class-3');
element.classList.remove('class-3');
just-saved-you-a-stackoverflow-visit

JavaScript menambahkan kelas ke elemen

var someElement= document.getElementById("myElement");
    someElement.className += " newclass";//add "newclass" to element (space in front is important)
Grepper

JS Tambahkan kelas

const div = document.createElement('div');
div.className = 'foo';

// our starting state: <div class="foo"></div>
console.log(div.outerHTML);

// use the classList API to remove and add classes
div.classList.remove("foo");
div.classList.add("anotherclass");

// <div class="anotherclass"></div>
console.log(div.outerHTML);

// if visible is set remove it, otherwise add it
div.classList.toggle("visible");

// add/remove visible, depending on test conditional, i less than 10
div.classList.toggle("visible", i < 10 );

console.log(div.classList.contains("foo"));

// add or remove multiple classes
div.classList.add("foo", "bar", "baz");
div.classList.remove("foo", "bar", "baz");

// add or remove multiple classes using spread syntax
const cls = ["foo", "bar"];
div.classList.add(...cls);
div.classList.remove(...cls);

// replace class "foo" with class "bar"
div.classList.replace("foo", "bar");
Mehedi Islam Ripon

JavaScript menambahkan kelas

<p id="id1">Javascript adds a CSS class to this paragraph.</p>

<script>
  // Get the element with id="id1"
  const element = document.getElementById("id1");
  
  // Add a class
  // METHOD 1
  element.classList.add("quote");
  
  // METHOD 2
  element.className += "box";
</script>
Clumsy Caiman

JavaScript menambahkan metode ke kelas

MyClassName.prototype.methodName = function() {
    console.log("Hi!");
};
Guido Meo

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