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Created August 8, 2021 12:51
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JavaScript and the DOM // source https://jsbin.com/lutarod
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<title>JavaScript and the DOM</title>
<link rel="stylesheet" href="style.css">
<style id="jsbin-css">
@import 'https://fonts.googleapis.com/css?family=Lato:400,700';
body {
color: #484848;
font-family: 'Lato', sans-serif;
padding: .45em 2.65em 3em;
line-height: 1.5;
}
h1 {
margin-bottom: 0;
}
h1 + p {
font-size: 1.08em;
color: #637a91;
margin-top: .5em;
margin-bottom: 2.65em;
padding-bottom: 1.325em;
border-bottom: 1px dotted;
}
ul {
padding-left: 0;
list-style: none;
}
li {
padding: .45em .5em;
margin-bottom: .35em;
display: flex;
align-items: center;
}
input,
button {
font-size: .85em;
padding: .65em 1em;
border-radius: .3em;
outline: 0;
}
input {
border: 1px solid #dcdcdc;
margin-right: 1em;
}
div {
margin-top: 2.8em;
padding: 1.5em 0 .5em;
border-top: 1px dotted #637a91;
}
p.description,
p:nth-of-type(2) {
font-weight: bold;
}
/* Buttons */
button {
color: white;
background: #508abc;
border: solid 1px;
border-color: rgba(0, 0, 0, .1);
cursor: pointer;
}
button + button {
margin-left: .5em;
}
p + button {
background: #52bab3;
}
.list button + button {
background: #768da3;
}
.list li button + button {
background: #508abc;
}
li button:first-child {
margin-left: auto;
background: #52bab3;
}
.list li button:last-child {
background: #768da3;
}
li button {
font-size: .75em;
padding: .5em .65em;
}
</style>
</head>
<body>
<h1 id="myHeading">JavaScript and the DOM</h1>
<p>Making a web page interactive</p>
<button id="toggleList">Hide list</button>
<div class="list">
<p class="description">Things that are purple:</p>
<input type="text" class="description">
<button class="description">Change list description</button>
<ul>
<li>grapes<button>Remove</button></li>
<li>amethyst<button>Remove</button></li>
<li>lavender<button>Remove</button></li>
<li>plums<button>Remove</button></li>
</ul>
<input type="text" class="addItemInput">
<button class="addItemButton">Add item</button>
<button class="removeItemButton">Remove item </button>
</div>
<script src="script.js"></script>
<script id="jsbin-javascript">
'use strict';
var toggleList = document.getElementById('toggleList');
var listDiv = document.querySelector('.list');
var descriptionInput = document.querySelector('input.description');
var descriptionP = document.querySelector('p.description');
var descriptionButton = document.querySelector('button.description');
var addItemInput = document.querySelector('input.addItemInput');
var addItemButton = document.querySelector('.addItemButton');
var removeItemButton = document.querySelector('.removeItemButton');
// const listItems = document.getElementsByTagName('li');
// for(let i=0; i < listItems.length ; i++ ){
// listItems[i].addEventListener('mouseover',() => {
// listItems.textContent = listItems.textContent.toUpperCase();
// })
// listItems[i].addEventListener('mouseout',() => {
// listItems.textContent = listItems.textContent.toLowerCase();
// })
// }
var listUl = listDiv.querySelector('ul');
listUl.addEventListener('click', function (event) {
if (event.target.tagName == 'BUTTON') {
var li = event.target.parentNode;
var ul = li.parentNode;
ul.removeChild(li);
}
});
// listDiv.addEventListener('mouseout',(event) => {
// if(event.target.tagName == 'LI'){
// event.target.textContent = event.target.textContent.toLowerCase();
// }
// });
toggleList.addEventListener('click', function () {
if (listDiv.style.display == 'none') {
toggleList.textContent = 'Hide list';
listDiv.style.display = 'block';
} else {
toggleList.textContent = 'Show list';
listDiv.style.display = 'none';
}
});
descriptionButton.addEventListener('click', function () {
descriptionP.textContent = descriptionInput.value + ':';
descriptionInput.value = '';
});
addItemButton.addEventListener('click', function () {
var ul = document.getElementsByTagName('ul')[0];
var li = document.createElement('li');
li.textContent = addItemInput.value;
ul.appendChild(li);
addItemInput.value = '';
});
removeItemButton.addEventListener('click', function () {
var ul = document.getElementsByTagName('ul')[0];
var li = document.querySelector('li:last-child');
ul.removeChild(li);
});
// function say(something){
// console.log(something);
// }
// function exec(func,arg){
// func(arg);
// }
// exec(say,'Hi there');
window.setTimeout(function (something) {
console.log(something);
}, 3000, 'Hi there');
</script>
<script id="jsbin-source-html" type="text/html"><!DOCTYPE html>
<html>
<head>
<title>JavaScript and the DOM</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<h1 id="myHeading">JavaScript and the DOM</h1>
<p>Making a web page interactive</p>
<button id="toggleList">Hide list</button>
<div class="list">
<p class="description">Things that are purple:</p>
<input type="text" class="description">
<button class="description">Change list description</button>
<ul>
<li>grapes<button>Remove</button></li>
<li>amethyst<button>Remove</button></li>
<li>lavender<button>Remove</button></li>
<li>plums<button>Remove</button></li>
</ul>
<input type="text" class="addItemInput">
<button class="addItemButton">Add item</button>
<button class="removeItemButton">Remove item </button>
</div>
<script src="script.js"><\/script>
</body>
</html>
</script>
<script id="jsbin-source-css" type="text/css">
@import 'https://fonts.googleapis.com/css?family=Lato:400,700';
body {
color: #484848;
font-family: 'Lato', sans-serif;
padding: .45em 2.65em 3em;
line-height: 1.5;
}
h1 {
margin-bottom: 0;
}
h1 + p {
font-size: 1.08em;
color: #637a91;
margin-top: .5em;
margin-bottom: 2.65em;
padding-bottom: 1.325em;
border-bottom: 1px dotted;
}
ul {
padding-left: 0;
list-style: none;
}
li {
padding: .45em .5em;
margin-bottom: .35em;
display: flex;
align-items: center;
}
input,
button {
font-size: .85em;
padding: .65em 1em;
border-radius: .3em;
outline: 0;
}
input {
border: 1px solid #dcdcdc;
margin-right: 1em;
}
div {
margin-top: 2.8em;
padding: 1.5em 0 .5em;
border-top: 1px dotted #637a91;
}
p.description,
p:nth-of-type(2) {
font-weight: bold;
}
/* Buttons */
button {
color: white;
background: #508abc;
border: solid 1px;
border-color: rgba(0, 0, 0, .1);
cursor: pointer;
}
button + button {
margin-left: .5em;
}
p + button {
background: #52bab3;
}
.list button + button {
background: #768da3;
}
.list li button + button {
background: #508abc;
}
li button:first-child {
margin-left: auto;
background: #52bab3;
}
.list li button:last-child {
background: #768da3;
}
li button {
font-size: .75em;
padding: .5em .65em;
}</script>
<script id="jsbin-source-javascript" type="text/javascript">const toggleList = document.getElementById('toggleList');
const listDiv = document.querySelector('.list');
const descriptionInput = document.querySelector('input.description');
const descriptionP = document.querySelector('p.description');
const descriptionButton = document.querySelector('button.description');
const addItemInput = document.querySelector('input.addItemInput');
const addItemButton = document.querySelector('.addItemButton');
const removeItemButton = document.querySelector('.removeItemButton');
// const listItems = document.getElementsByTagName('li');
// for(let i=0; i < listItems.length ; i++ ){
// listItems[i].addEventListener('mouseover',() => {
// listItems.textContent = listItems.textContent.toUpperCase();
// })
// listItems[i].addEventListener('mouseout',() => {
// listItems.textContent = listItems.textContent.toLowerCase();
// })
// }
const listUl = listDiv.querySelector('ul');
listUl.addEventListener('click', (event) => {
if(event.target.tagName == 'BUTTON'){
let li = event.target.parentNode;
let ul = li.parentNode;
ul.removeChild(li);
}
});
// listDiv.addEventListener('mouseout',(event) => {
// if(event.target.tagName == 'LI'){
// event.target.textContent = event.target.textContent.toLowerCase();
// }
// });
toggleList.addEventListener('click', () => {
if(listDiv.style.display == 'none'){
toggleList.textContent = 'Hide list'
listDiv.style.display = 'block';
} else {
toggleList.textContent = 'Show list'
listDiv.style.display = 'none';
}
})
descriptionButton.addEventListener('click',() => {
descriptionP.textContent = descriptionInput.value + ':';
descriptionInput.value = '';
})
addItemButton.addEventListener('click', () => {
let ul = document.getElementsByTagName('ul')[0];
let li = document.createElement('li');
li.textContent = addItemInput.value;
ul.appendChild(li);
addItemInput.value = '';
})
removeItemButton.addEventListener('click', () => {
let ul = document.getElementsByTagName('ul')[0];
let li = document.querySelector('li:last-child');
ul.removeChild(li);
})
// function say(something){
// console.log(something);
// }
// function exec(func,arg){
// func(arg);
// }
// exec(say,'Hi there');
window.setTimeout((something) => {
console.log(something);
},3000,'Hi there');
</script></body>
</html>
Raw
jsbin.lutarod.css
@import 'https://fonts.googleapis.com/css?family=Lato:400,700';
body {
color: #484848;
font-family: 'Lato', sans-serif;
padding: .45em 2.65em 3em;
line-height: 1.5;
}
h1 {
margin-bottom: 0;
}
h1 + p {
font-size: 1.08em;
color: #637a91;
margin-top: .5em;
margin-bottom: 2.65em;
padding-bottom: 1.325em;
border-bottom: 1px dotted;
}
ul {
padding-left: 0;
list-style: none;
}
li {
padding: .45em .5em;
margin-bottom: .35em;
display: flex;
align-items: center;
}
input,
button {
font-size: .85em;
padding: .65em 1em;
border-radius: .3em;
outline: 0;
}
input {
border: 1px solid #dcdcdc;
margin-right: 1em;
}
div {
margin-top: 2.8em;
padding: 1.5em 0 .5em;
border-top: 1px dotted #637a91;
}
p.description,
p:nth-of-type(2) {
font-weight: bold;
}
/* Buttons */
button {
color: white;
background: #508abc;
border: solid 1px;
border-color: rgba(0, 0, 0, .1);
cursor: pointer;
}
button + button {
margin-left: .5em;
}
p + button {
background: #52bab3;
}
.list button + button {
background: #768da3;
}
.list li button + button {
background: #508abc;
}
li button:first-child {
margin-left: auto;
background: #52bab3;
}
.list li button:last-child {
background: #768da3;
}
li button {
font-size: .75em;
padding: .5em .65em;
}
Raw
jsbin.lutarod.js
'use strict';
var toggleList = document.getElementById('toggleList');
var listDiv = document.querySelector('.list');
var descriptionInput = document.querySelector('input.description');
var descriptionP = document.querySelector('p.description');
var descriptionButton = document.querySelector('button.description');
var addItemInput = document.querySelector('input.addItemInput');
var addItemButton = document.querySelector('.addItemButton');
var removeItemButton = document.querySelector('.removeItemButton');
// const listItems = document.getElementsByTagName('li');
// for(let i=0; i < listItems.length ; i++ ){
// listItems[i].addEventListener('mouseover',() => {
// listItems.textContent = listItems.textContent.toUpperCase();
// })
// listItems[i].addEventListener('mouseout',() => {
// listItems.textContent = listItems.textContent.toLowerCase();
// })
// }
var listUl = listDiv.querySelector('ul');
listUl.addEventListener('click', function (event) {
if (event.target.tagName == 'BUTTON') {
var li = event.target.parentNode;
var ul = li.parentNode;
ul.removeChild(li);
}
});
// listDiv.addEventListener('mouseout',(event) => {
// if(event.target.tagName == 'LI'){
// event.target.textContent = event.target.textContent.toLowerCase();
// }
// });
toggleList.addEventListener('click', function () {
if (listDiv.style.display == 'none') {
toggleList.textContent = 'Hide list';
listDiv.style.display = 'block';
} else {
toggleList.textContent = 'Show list';
listDiv.style.display = 'none';
}
});
descriptionButton.addEventListener('click', function () {
descriptionP.textContent = descriptionInput.value + ':';
descriptionInput.value = '';
});
addItemButton.addEventListener('click', function () {
var ul = document.getElementsByTagName('ul')[0];
var li = document.createElement('li');
li.textContent = addItemInput.value;
ul.appendChild(li);
addItemInput.value = '';
});
removeItemButton.addEventListener('click', function () {
var ul = document.getElementsByTagName('ul')[0];
var li = document.querySelector('li:last-child');
ul.removeChild(li);
});
// function say(something){
// console.log(something);
// }
// function exec(func,arg){
// func(arg);
// }
// exec(say,'Hi there');
window.setTimeout(function (something) {
console.log(something);
}, 3000, 'Hi there');
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