HTML 和简单的 JS(无反应/vue)。 我需要做一个卡片列表,并希望做一个循环以避免重复 html。
我当前的代码:
<div id="products-cards-container">
<div class="products-cards">
<div class="product-header">
<img src="../assets/img/image1.png"/>
</div>
<div class="product-content">
<h4>title 1</h4>
<p>super content 1</p>
</div>
<button class="info-button">+ info</button>
</div>
<div>
<div class="product-header">
<img src="../assets/img/cards/products/image2.png"/>
</div>
<div class="product-content">
<h4>title 2</h4>
<p>super content 2</p>
</div>
<button class="info-button">+ info</button>
</div>
<div>
<div class="product-header">
<img src="../assets/img/cards/products/image-3.png"/>
</div>
<div class="product-content">
<h4>title 3</h4>
<p>blablablablbalbalbabla blablaba</p>
</div>
<button class="info-button">+ info</button>
</div>\
</div>
我正在尝试返回 html
script.js
const valuesCards = [
{
image: '../img/image1.png',
title: 'title 1',
content: 'super content 1',
},
{
image: '../img/image2.png',
title: 'title 2',
content: 'super content 2'
},
{
image: '../img/image-3.png',
title: 'title3',
content: 'blablablablbalbalbabla blablaba'
},
]
创建一个函数,在 .products-cards div 中插入卡片列表:
function returnCards() => {
----- AND HERE I AM STUCK
(as well, all tries I did with a simple array / object returned only the last info) ----
}
答案 0 :(得分:0)
const valuesCards = [
{
image: '../img/image1.png',
title: 'title 1',
content: 'super content 1',
},
{
image: '../img/image2.png',
title: 'title 2',
content: 'super content 2'
},
{
image: '../img/image-3.png',
title: 'title3',
content: 'blablablablbalbalbabla blablaba'
},
]
valuesCards.map(card=> {
var cardDiv = document.createElement('div');
cardDiv.innerHTML = `
<div class="product-header">
<img src="${card.image}"/>
</div>
<div class="product-content">
<h4>${card.title}</h4>
<p>${card.content}</p>
</div>
<button class="info-button">+ info</button>`
document.getElementsByClassName('products-cards')[0].appendChild(cardDiv);
})
<div id="products-cards-container">
<div class="products-cards">
</div>
</div>
答案 1 :(得分:0)
使用 Array.prototype.map
函数和模板文字。
const container = document.getElementById('products-cards-container');
const valuesCards = [{
image: '../img/image1.png',
title: 'title 1',
content: 'super content 1',
},
{
image: '../img/image2.png',
title: 'title 2',
content: 'super content 2'
},
{
image: '../img/image-3.png',
title: 'title3',
content: 'blablablablbalbalbabla blablaba'
},
]
function returnCards(valuesCards) {
return "<div class=\"products-cards\">" + valuesCards.map(valuesCard => `
<div>
<div class="product-header">
<img src="${valuesCard.image}"/>
</div>
<div class="product-content">
<h4>${valuesCard.title}</h4>
<p>${valuesCard.content}</p>
</div>
<button class="info-button">+ info</button>
</div>`).join('') + "</div>";
}
container.innerHTML = returnCards(valuesCards);
<div id="products-cards-container"></div>
答案 2 :(得分:0)
你可以这样做
const valuesCards = [
{
image: '../img/image1.png',
title: 'title 1',
content: 'super content 1',
},
{
image: '../img/image2.png',
title: 'title 2',
content: 'super content 2'
},
{
image: '../img/image-3.png',
title: 'title3',
content: 'blablablablbalbalbabla blablaba'
},
];
let cardHTML = '';
valuesCards.map(element => {
cardHTML += '<div> \
<div class="product-header"> \
<img src="'+element.image+'"/> \
</div> \
<div class="product-content"> \
<h4>'+element.title+'</h4> \
<p>'+element.content+'</p> \
</div> \
<button class="info-button">+ info</button> \
</div> \
';
});
document.getElementsByClassName('products-cards')[0].innerHTML = cardHTML;
<div id="products-cards-container">
<div class="products-cards">
</div>
</div>
答案 3 :(得分:0)
您需要执行一个“for 循环”来迭代您的 valuesCards 对象,并为每个值返回一个 html 模板并注入到 DOM 中所需的元素中。
例如:
// Define the object
const valuesCards = [
{
'image': '../img/image1.png',
'title': 'title 1',
'content': 'super content 1',
},
{
'image': '../img/image2.png',
'title': 'title 2',
'content': 'super content 2'
},
{
'image': '../img/image-3.png',
'title': 'title3',
'content': 'blablablablbalbalbabla blablaba'
}
]
// Identify the DOM element to store cards
cardsContainer = document.querySelector('#products-cards-container');
// Create a loop that iterates over valuesCards object
for (let value of Object.values(valuesCards)) {
console.log(value.title);
// Create an element to store new card content
let newCard = document.createElement('DIV');
// Add products-cards class to new element
newCard.classList.add('products-cards');
// Create a multiline string template with current values each time
cardHtml = `
<div class="">
<div class="product-header">
<img src="${value.image}"/>
</div>
<div class="product-content">
<h4>${value.title}</h4>
<p>${value.content}</p>
</div>
<button class="info-button">+ info</button>
</div>
`;
// Append the new element to the cardsContainer element in DOM
cardsContainer.appendChild(newCard);
// Inject the template html on DOM's new append item
newCard.innerHTML = cardHtml;
}
重要!!在要打印卡片的 html 中创建一个 id="products-cards-container" 的 div 元素。