10 examples of 'javascript clear canvas' in JavaScript

276
function clear(whichCanvas)
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{
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	var myCanvas = document.getElementById(whichCanvas);
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	var graphics = myCanvas.getContext("2d");
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	graphics.clearRect(0,0,512,448);
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}

216
function clearCanvas() {
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    var cxt = document.getElementById("myCanvas").getContext("2d");
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    cxt.clearRect(0, 0, canvas_width, canvas_height);
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}

97
function clearCanvas(){
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  var canvas = document.getElementById("myCanvas");
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  var context = canvas.getContext("2d");
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  context.clearRect(0, 0, canvas.width, canvas.height);
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}

38
function clearCanvas(){
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    ctx.clearRect(0,0,300,300);
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    addCommandToHistory('clear()');
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}

25
function clearCanvas(canvas) {
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    var ctx = canvas.getContext("2d");
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    ctx.clearRect(0, 0, canvas.width, canvas.height);
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};

51
clear() {
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    this.getContext().clearRect(0,0,this.canvas.width,this.canvas.height);
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}

21
clearCanvas() {
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  var ctx = $('canvas')[0].getContext("2d");
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  ctx.clearRect(0, 0, INC_W, INC_H);
24
}

168
clear() {
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    this._ctx.clearRect(0, 0, this.width, this.height)
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    this.setActions([])
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  }

48
clearCanvas() {
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    this.ctx.clearRect(0, 0, this.el.width, this.el.height);
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}

41
function clearCanvas() {
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	var surfaceContext = surface.getContext('2d');
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	// Clear the canvas to White
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	surfaceContext.fillStyle = "rgb(37,170,226)"; // TODO: Make this transparent.
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	surfaceContext.fillRect(0, 0, surface.width, surface.height);
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}