html canvas code code example

Example 1: javascript canvas

<canvas id="canvas"></canvas>
<script>

	var canvas = document.getElementById('canvas');
    var ctx = canvas.getContext('2d');
  
	ctx.beginPath();
	ctx.rect(x, y, width, height);
  	ctx.fillStyle = 'limegreen';
  	ctx.fill();
  
  	ctx.beginPath();
  	ctx.arc(x, y, radius, startAngle, endAngle, counterClockWise(optional));
  	ctx.strokeStyle = 'black';
  	ctx.stroke();

</script>

Example 2: html5 canvas

I made a library for thr HTML5 canvas.
https://jsfiddle.net/Catking/g0z6o1fb/

Example 3: javascript create canvas

var canvas = document.createElement("canvas"); //Create canvas
document.body.appendChild(canvas); //Add it as a child of <body>

Example 4: javascritp canvas

//Creates a canvas and draws a circle
var canvas = document.body.appendChild(document.createElement("canvas"));
var ctx = canvas.getContext("2d");

ctx.beginPath();
ctx.arc(canvas.width / 2, canvas.height / 2, 50, 0, Math.PI * 2);
ctx.fillStyle = "red";
ctx.strokeStyle = "black";
ctx.stroke();
ctx.fill();

Example 5: canvas tag html

//HTML
<canvas id="canv"></canvas>

//Javascript
var canvas = document.getElementById("canv");
canvas.width = canvas.height = 100;
var ctx = canvas.getContext("2d");
ctx.fillStyle = "red";
ctx.fillRect(10, 10, 80, 80);

Example 6: html5 canvas

<canvas id="" width="" height=""></canvas>
<script>
	
</script>

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