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<html><head> <meta charset="utf-8"> <title>Centrar con JS</title></head><body> <div id = "foo"></div></body></html>html{ width: 100%; height: 100%;}body{ width: 100%; height: 100%;}#foo{ width: 30%; height: 30%; background: red; position: absolute;}var div = document.querySelector("#foo"), divWidth, divHeight, winWidth, winHeight, centrar = function(){ divWidth = parseInt(getComputedStyle(div).width); divHeight = parseInt(getComputedStyle(div).height); winWidth = this.innerWidth; winHeight = this.innerHeight; div.style.top = (((winHeight / 2) - (divHeight / 2)) + this.scrollY) + "px"; div.style.left = (((winWidth / 2) - (divWidth / 2)) + this.scrollX) + "px"; };window.addEventListener("load", centrar, false);window.addEventListener("resize", centrar, false);
Output
300px
300px
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. | |
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