[英]i've made a javascript code that randomly displays my images from an array into a photo grid but i don't want the images to repeat
好的,所以我使用 javascript 使用數組在我的網格中隨機顯示圖像,我遇到的問題是,由於它有時會抓取隨機圖像,因此它會兩次抓取相同的圖像。 我將在下面發布我的代碼,但我只是在尋找解決方案,以便一旦顯示圖像就不會再次顯示該圖像
這是我的javascript:
var random_images_array = ['atoodbranding2.png', 'thebegining.jpg', 'ella_playin_in_the_yard.png', 'project-1.png','Frontier-attachments-for-sale.png','ipfwadd-01.jpg','invites.png'];
function getRandomImage(imgAr, path) {
path = path || 'images/portfolio/'; // default path here
var num = Math.floor( Math.random() * imgAr.length );
var img = imgAr[ num ];
var imgStr = '<img src="' + path + img + '" alt = "">';
document.write(imgStr); document.close();
}
這是我的 html
<div class="container photo-container bg-3 text-center">
<div class="photos">
<a data-toggle="modal" id="1" href="#myModal"><script type="text/javascript">getRandomImage(random_images_array, 'images/portfolio/')</script></a>
<a data-toggle="modal" id="2" href="#myModal"><script type="text/javascript">getRandomImage(random_images_array, 'images/portfolio/')</script></a>
<a data-toggle="modal" id="3" href="#myModal"><script type="text/javascript">getRandomImage(random_images_array, 'images/portfolio/')</script></a>
<a data-toggle="modal" id="4" href="#myModal"><script type="text/javascript">getRandomImage(random_images_array, 'images/portfolio/')</script></a>
<a data-toggle="modal" id="5" href="#myModal"> <script type="text/javascript">getRandomImage(random_images_array, 'images/portfolio/')</script></a>
<a data-toggle="modal" id="6" href="#myModal"> <script type="text/javascript">getRandomImage(random_images_array, 'images/portfolio/')</script></a>
<a data-toggle="modal" id="7" href="#myModal"><script type="text/javascript">getRandomImage(random_images_array, 'images/portfolio/')</script></a>
</div>
</div>
我對 javascript 還很陌生,如果這是一個已經回答的問題或者一個超級簡單的解決方法,我很抱歉
您可以將所選圖像從數組中拼接出來,然后在下一次迭代中將不可用:
function getRandomImage(imgAr, path) {
path = path || 'images/portfolio/'; // default path here
var num = Math.floor( Math.random() * imgAr.length );
var img = imgAr[ num ];
// remove the selected image
imgAr.splice(num, 1);
var imgStr = '<img src="' + path + img + '" alt = "">';
document.write(imgStr); document.close();
}
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