Answers for "addeventlistener javascript fucntion"

47

javascript onclick event listener

document.getElementById("myBtn").addEventListener("click", function() {
  alert("Hello World!");
});
Posted by: Guest on July-10-2020
-1

addeventlistener js to change style

var button = document.querySelector("button");

button.addEventListener("click", function() {
    const curColour = document.body.style.backgroundColor;

    if (curColour === 'red') {
        document.body.style.backgroundColor = "blue";
    }
    else {
        document.body.style.backgroundColor = "red";
    }
});
Posted by: Guest on April-08-2020

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