Run results for: Add alpha color

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.74 Safari/537.36

Browser: Chrome 99

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
addAlpha	3851456.0 Ops/sec
hex2rgba	1723587.0 Ops/sec

Script Preparation code:

function addAlpha(color, opacity) {
    // coerce values so ti is between 0 and 1.
    const _opacity = Math.round(Math.min(Math.max(opacity || 1, 0), 1) * 255);
    return color + _opacity.toString(16).toUpperCase();
}

function hex2rgba(hex, alpha = 1) {
  const [r, g, b] = hex.match(/\w\w/g).map(x => parseInt(x, 16));
  return `rgba(${r},${g},${b},${alpha})`;
}

Tests:

addAlpha
addAlpha('FF0000', 0.5);
hex2rgba
hex2rgba('FF0000', 0.5);