JSFiddle - React, Tailwind, and code Playground
by Chris
HTML
<canvas id="canvas1" width="240" height="240"></canvas>
JavaScript
var can = document.getElementById('canvas1');
var ctx = can.getContext('2d');
ctx.lineWidth = 5;
// linear gradient from start to end of line
var grad= ctx.createLinearGradient(50, 50, 150, 150);
grad.addColorStop(0, "red");
grad.addColorStop(1, "green");
ctx.strokeStyle = grad;
ctx.beginPath();
ctx.moveTo(50,50);
ctx.lineTo(150,150);
ctx.stroke();