<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 onload="drawShape(2,4);">
<canvas width="200" height="200" id="mycanvas" ></canvas>
</body>
</html>
canvas{
background:red;
}
function drawShape(x, y){
var canvas = document.getElementById('mycanvas');
var ctx = canvas.getContext('2d');
var width = $('#mycanvas').width();
var height = $('#mycanvas').width();
var x_total = (width / x);
var y_total = (height / y);
var moveX = 0;
var moveY = 0;
var lineX = 0;
var lineY = 0;
var increaseLine = 0;
if (canvas.getContext){
for (var i = 0; i < increaseLine; i++){
ctx.beginPath();
ctx.moveTo(moveX,moveY);
ctx.lineTo(lineX,lineY);
ctx.stroke();
}
}
}
console.log('a',b);
console.log('b',b);
/*
$(document).ready(function() {
var canvas = document.getElementById("mycanvas");
var ctx = canvas.getContext("2d");
ctx.moveTo(0, 0);
ctx.lineTo(200, 200);
ctx.stroke();
ctx.moveTo(0, 50);
ctx.lineTo(200, 250);
ctx.stroke();
ctx.moveTo(0, 100);
ctx.lineTo(200, 300);
ctx.stroke();
ctx.moveTo(200, 0);
ctx.lineTo(-200, 100);
ctx.stroke();
ctx.moveTo(200, 50);
ctx.lineTo(-200, 150);
ctx.stroke();
ctx.moveTo(200, 100);
ctx.lineTo(-200, 200);
ctx.stroke();
});
*/
Output
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. |