how to use js $.each code example

Example 1: javascript foreach example

var colors = ["red", "blue", "green"];
colors.forEach(function(color) {
    console.log(color);
});

Example 2: javascript foreach call specific value in array

run.addEventListener("click", function () {
    people.forEach((element) => console.log(element.firstname));
  }); // select a specific string in array