[英]How would I make my code show one image at time?
如何使我的代碼一次顯示一張圖像?
<!DOCTYPE html>
<html lang ="en">
<head>
<title> VIS</title>
<meta charset="utf-8"/>
<script type="text/javascript" >
function showImage(id){
if(document.getElementById(id).style.visibility =='visible')
document.getElementById(id).style.visibility = 'hidden';
else
document.getElementById(id).style.visibility= 'visible';
}
</script>
</head>
<body>
<div style="position: relative; visibility: visible;">
<img src="http://vignette4.wikia.nocookie.net/mrmen/images/5/52/Small.gif/revision/latest?cb=20100731114437"
alt="Pumpkins" id="Pum"/>
<button onclick="showImage('Pum');">Pumpkins</button>
</div>
<div style="position: relative; visibility: visible;">
<img src="http://vignette4.wikia.nocookie.net/mrmen/images/5/52/Small.gif/revision/latest?cb=20100731114437"
alt="Pumpkins" id="Straw"/>
<button onclick="showImage('Straw');">Strawberries</button>
</div>
<div style="position: relative; visibility: visible;">
<img src="http://vignette4.wikia.nocookie.net/mrmen/images/5/52/Small.gif/revision/latest?cb=20100731114437"
alt="Pumpkins" id="Ras"/>
<button onclick="showImage('Ras');">Rasberries</button>
</div>
</body>
</html>
我的代碼工作正常,但是我希望它一次顯示一個圖像,當我單擊其中一個時,它將隱藏另一個圖像。
使用我的代碼,可以顯示任意數量的圖像。 我該怎么做,我可以發送多個id作為參數嗎?
任何幫助都會很棒。
嘗試這樣:
首先獲取所有圖像並隱藏它們,如果要在加載時顯示任何特定內容,則忽略該索引。加載后,您可以嘗試執行按鈕操作。如果要隱藏其余可見圖像在按鈕上單擊,然后獲取可見圖像並將其隱藏並顯示單擊的圖像。
<!DOCTYPE html> <html lang ="en"> <head> <title> VIS</title> <meta charset="utf-8"/> </head> <body> <div style="position: relative; visibility: visible;"> <img src="http://vignette4.wikia.nocookie.net/mrmen/images/5/52/Small.gif/revision/latest?cb=20100731114437" alt="Pumpkins" id="Pum"/> <button onclick="showImage('Pum');">Pumpkins</button> </div> <div style="position: relative; visibility: visible;"> <img src="http://vignette4.wikia.nocookie.net/mrmen/images/5/52/Small.gif/revision/latest?cb=20100731114437" alt="Pumpkins" id="Straw"/> <button onclick="showImage('Straw');">Strawberries</button> </div> <div style="position: relative; visibility: visible;"> <img src="http://vignette4.wikia.nocookie.net/mrmen/images/5/52/Small.gif/revision/latest?cb=20100731114437" alt="Pumpkins" id="Ras"/> <button onclick="showImage('Ras');">Rasberries</button> </div> </body> <script type="text/javascript" > removeVisibility(); function showImage(id){ removeVisibility(); if(document.getElementById(id).style.visibility =='hidden') document.getElementById(id).style.visibility = 'visible'; } function removeVisibility(){ var imgs=document.getElementsByTagName('img');//get all the images for(var i=0;i< imgs.length;i++){ imgs[i].style.visibility= 'hidden'; //hide them } } </script> </html>
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