<html>
<head>
<meta charset="utf-8">
<title>JS Bin</title>
</head>
<body>
<div class="container">
<div class="item1 item">111
</div>
<div class="item2 item">222
</div>
<div class="item3 item">333
</div>
<div class="item4 item">444
</div>
<div class="item5 item">555
</div>
</div>
</body>
</html>
.container
{
border:1px solid red;
height:200px;
overflow:scroll;
padding:0px 0px 0px 0px;
width:300px;
margin:20px auto auto;
position:relative;
}
.item
{
width:80%;
border:1px solid black;
margin:auto auto auto ;
margin-top:10px;
margin-bottom:0px;
height:150px;
}
var container=document.querySelector('.container');
var item1=document.querySelector('.item1');
var items=document.querySelectorAll ('.item');
container.addEventListener("scroll", function(e){
var st=container.scrollTop;
var ch=container.offsetHeight;
for(var i=0;i<items.length;i++)
{
var ih=items[i].offsetHeight;
var t = items[i].offsetTop;
if(st<t && t+ih-100<st+ch)
{
console.log(i+1);
}
}
});
Output
You can jump to the latest bin by adding /latest
to your URL
Keyboard Shortcuts
Shortcut | Action |
---|---|
ctrl + [num] | Toggle nth panel |
ctrl + 0 | Close focused panel |
ctrl + enter | Re-render output. If console visible: run JS in console |
Ctrl + l | Clear the console |
ctrl + / | Toggle comment on selected lines |
ctrl + ] | Indents selected lines |
ctrl + [ | Unindents selected lines |
tab | Code complete & Emmet expand |
ctrl + shift + L | Beautify code in active panel |
ctrl + s | Save & lock current Bin from further changes |
ctrl + shift + s | Open the share options |
ctrl + y | Archive Bin |
Complete list of JS Bin shortcuts |
JS Bin URLs
URL | Action |
---|---|
/ | Show the full rendered output. This content will update in real time as it's updated from the /edit url. |
/edit | Edit the current bin |
/watch | Follow a Code Casting session |
/embed | Create an embeddable version of the bin |
/latest | Load the very latest bin (/latest goes in place of the revision) |
/[username]/last | View the last edited bin for this user |
/[username]/last/edit | Edit the last edited bin for this user |
/[username]/last/watch | Follow the Code Casting session for the latest bin for this user |
/quiet | Remove analytics and edit button from rendered output |
.js | Load only the JavaScript for a bin |
.css | Load only the CSS for a bin |
Except for username prefixed urls, the url may start with http://jsbin.com/abc and the url fragments can be added to the url to view it differently. |