개요
- HTML canvas clearRect()
- HTML 캔버스 clearRect()
<canvas id='my_canvas' width='300', height='200' style='background:silver'></canvas>
<script>
var ctx = document.getElementById('my_canvas').getContext('2d');
ctx.fillStyle = 'RoyalBlue';
ctx.fillRect(0,0,240,140);
ctx.clearRect(20,20,80,80);
</script>