<html>
<head>
<meta charset="utf-8">
<title>JS Bin</title>
</head>
<body>
<canvas id='cv' width=400 height=500></canvas>
</body>
</html>
var ctx=document.getElementById('cv').getContext('2d');
function drawLine(x, y, thk, alpha) {
ctx.save();
ctx.translate(x,y);
ctx.fillText('line drawn at ' + x + ' ' + y + ' lineWidth ' + thk + ' alpha ' + alpha , 0,0);
ctx.moveTo(0,50);
ctx.lineTo(50, 50);
ctx.lineTo(50, 20);
ctx.closePath();
ctx.lineWidth=thk;
ctx.globalAlpha = alpha;
ctx.stroke();
ctx.restore();
}
drawLine(10,20,1.0, 1.0);
drawLine(10.5,80 + 20.5,1.0, 1.0 );
drawLine(10.5, 2*80 + 20.5, 0.5, 1.0 );
drawLine(10.5, 3*80 + 20.5, 1.0, 0.8 );
drawLine(10.5, 4*80 + 20.5, 0.25, 1.0 );
drawLine(10.5, 5*80 + 20.5, 1.0, 0.5 );
Output
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Dismiss xKeyboard 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. |