object for loop
const object = {a: 1, b: 2, c: 3};
for (const property in object) {
console.log(`${property}: ${object[property]}`);
}object for loop
const object = {a: 1, b: 2, c: 3};
for (const property in object) {
console.log(`${property}: ${object[property]}`);
}loop in object
const rgb = [255, 0, 0];
// Randomly change to showcase updates
setInterval(setContrast, 1000);
function setContrast() {
// Randomly update colours
rgb[0] = Math.round(Math.random() * 255);
rgb[1] = Math.round(Math.random() * 255);
rgb[2] = Math.round(Math.random() * 255);
// http://www.w3.org/TR/AERT#color-contrast
const brightness = Math.round(((parseInt(rgb[0]) * 299) +
(parseInt(rgb[1]) * 587) +
(parseInt(rgb[2]) * 114)) / 1000);
const textColour = (brightness > 125) ? 'black' : 'white';
const backgroundColour = 'rgb(' + rgb[0] + ',' + rgb[1] + ',' + rgb[2] + ')';
$('#bg').css('color', textColour);
$('#bg').css('background-color', backgroundColour);
}Copyright © 2021 Codeinu
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