[英]Javascript working only in chrome but none other browser
我试图通过页面加载javascript在后台填充图像。 我尝试使用以下代码片段 - 我尝试在本地Chrome以及localhost上运行它,它运行正常但在Firefox,Safari和所有其他浏览器中图像都没有显示。
var body = document.body,
html = document.documentElement;
var height = Math.floor(Math.min(body.scrollHeight));
for(i=0; i<height; i++){
var images = [],
index = 0;
images[0] = "<img id='rel' src='http://ia.media-imdb.com/images/M/MV5BMTU4MDU3NDQ5Ml5BMl5BanBnXkFtZTgwOTU5MDUxNTE@._V1_SX300.jpg'>";
images[1] = "<img id='rel1' src='http://ia.media-imdb.com/images/M/MV5BMTk2NTI1MTU4N15BMl5BanBnXkFtZTcwODg0OTY0Nw@@._V1_SX300.jpg'>";
images[2] = "<img id='rel2' src='http://ia.media-imdb.com/images/M/MV5BODU4MjU4NjIwNl5BMl5BanBnXkFtZTgwMDU2MjEyMDE@._V1_SX300.jpg'>";
images[3] = "<img id='rel' src='http://ia.media-imdb.com/images/M/MV5BNTM3OTc0MzM2OV5BMl5BanBnXkFtZTYwNzUwMTI3._V1_SX300.jpg'>";
images[4] = "<img id='rel1' src='http://ia.media-imdb.com/images/M/MV5BMTMxNTMwODM0NF5BMl5BanBnXkFtZTcwODAyMTk2Mw@@._V1_SX300.jpg'>";
images[5] = "<img id='rel2' src='http://ia.media-imdb.com/images/M/MV5BMTk4ODQzNDY3Ml5BMl5BanBnXkFtZTcwODA0NTM4Nw@@._V1_SX300.jpg'>";
images[6] = "<img id='rel' src='http://ia.media-imdb.com/images/M/MV5BMjU4NDExNDM1NF5BMl5BanBnXkFtZTgwMDIyMTgxNzE@._V1_SX300.jpg'>";
images[7] = "<img id='rel1' src='http://ia.media-imdb.com/images/M/MV5BOTAzODEzNDAzMl5BMl5BanBnXkFtZTgwMDU1MTgzNzE@._V1_SX300.jpg'>";
images[8] = "<img id='rel2' src='http://ia.media-imdb.com/images/M/MV5BMTc2MTQ3MDA1Nl5BMl5BanBnXkFtZTgwODA3OTI4NjE@._V1_SX300.jpg'>";
images[9] = "<img id='rel' src='http://ia.media-imdb.com/images/M/MV5BMTAzZmJiOGQtOWM3NS00MDEwLWJiNGEtN2QzMDM3NDJjMWQwXkEyXkFqcGdeQXVyNDUzOTQ5MjY@._V1_SX300.jpg'>";
images[10] = "<img id='rel1' src='http://ia.media-imdb.com/images/M/MV5BMTUyMTE0ODcxNF5BMl5BanBnXkFtZTgwODE4NDQzNTE@._V1_SX300.jpg'>";
images[11] = "<img id='rel2' src='http://ia.media-imdb.com/images/M/MV5BMjM2Nzg4MzkwOF5BMl5BanBnXkFtZTgwNzA0OTE3NjE@._V1_SX300.jpg'>";
images[12] = "<img id='rel' src='http://ia.media-imdb.com/images/M/MV5BMjEyMjcyNDI4MF5BMl5BanBnXkFtZTcwMDA5Mzg3OA@@._V1_SX300.jpg'>";
images[13] = "<img id='rel1' src='http://ia.media-imdb.com/images/M/MV5BMjIxNTU4MzY4MF5BMl5BanBnXkFtZTgwMzM4ODI3MjE@._V1_SX300.jpg'>";
images[14] = "<img id='rel2' src='http://ia.media-imdb.com/images/M/MV5BMjIxMjgxNTk0MF5BMl5BanBnXkFtZTgwNjIyOTg2MDE@._V1_SX300.jpg'>";
index = Math.round(Math.random() * images.length);
document.write(images[index]);
}
和HTML:
<body>
<div id="continer">
<script type="text/javascript" src="images.js"></script>
</div>
在Firefox和其他一些浏览器中,滚动条没有附加到正文,而是附加到documentElement
即<html>
标记。
你必须检查哪一个实际上有scrollHeight
var body = document.body,
html = document.documentElement;
var bodyHeight = Math.floor(Math.min(body.scrollHeight));
var htmlHeight = Math.floor(Math.min(html.scrollHeight));
var height = Math.max(bodyHeight, htmlHeight);
for(i=0; i<height; i++){ ...
因为您的代码是指页面的正文和可视元素,所以您需要在加载页面后执行脚本。 我修改了你的代码,它现在可以在Chrome,IE和FF中使用。
最关键的变化是从onLoad()事件运行脚本。
<body onload="showImages();">
注意为了简洁,我在这里删除了很多图像数组插入。
<html>
<head>
</head>
<script>
function showImages() {
var body = document.body,
html = document.documentElement;
var height = Math.floor(Math.min(body.scrollHeight));
for(i=0; i<height; i++){
var images = [],
index = 0;
images[0] = "<img id='rel' src='http://ia.media-imdb.com/images/M/MV5BMTU4MDU3NDQ5Ml5BMl5BanBnXkFtZTgwOTU5MDUxNTE@._V1_SX300.jpg'>";
images[1] = "<img id='rel1' src='http://ia.media-imdb.com/images/M/MV5BMTk2NTI1MTU4N15BMl5BanBnXkFtZTcwODg0OTY0Nw@@._V1_SX300.jpg'>";
// ...
index = Math.round(Math.random() * images.length);
document.write(images[index]);
}
}
</script>
<body onload="showImages();">
<div id="continer">``
</div>
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