<html>
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<meta charset=utf-8 />
<title>JS Bin</title>
</head>
<body>
<button>Kill database</button>
</body>
</html>
window.indexedDB = window.indexedDB || window.webkitIndexedDB ||
window.mozIndexedDB;
window.IDBKeyRange = window.IDBKeyRange || window.webkitIDBKeyRange;
var req = indexedDB.open('test', 1);
var server;
req.onupgradeneeded = function (e) {
var db = e.target.result;
console.log('creating schema');
var store = db.createObjectStore('store', { keyPath: 'id', autoIncrement: true });
store.createIndex('a', 'a', { unique: false });
store.add({ a: 'a' });
store.add({ a: 'b' });
store.add({ a: 'a' });
};
req.onsuccess = function (e) {
server = e.target.result;
console.log('success');
var transaction = server.transaction('store');
var store = transaction.objectStore('store');
var keyRange = IDBKeyRange.only('a');
var index = store.index('a');
index.openCursor(keyRange, 'nextunique').onsuccess = function (e) {
var cursor = e.target.result;
if(cursor) {
console.log(cursor.value.id, 'record found from prevunique cursor');
cursor['continue']();
}
};
index.openCursor(keyRange, 'next').onsuccess = function (e) {
var cursor = e.target.result;
if(cursor) {
console.log(cursor.value.id, 'record found from prev cursor');
cursor['continue']();
}
};
};
$('button').click(function () {
console.log('closing database');
server.close();
indexedDB.deleteDatabase('test');
console.log('db should be deleted');
});
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. |