canvas Object
function draw() {
var canvas = document.getElementById("chart");
if (canvas.getContext) {
var context = canvas.getContext("2d");
context.lineWidth = 20;
context.strokeStyle = "red";
context.beginPath();
context.moveTo(20, 90);
context.lineTo(20, 10);
context.stroke();
}
}
canvas { border: 1px solid black; }
canvas Object