JavaScript: Implementing a for loop to dynamically adjust CSS properties

How can I adjust the margin-top property of the ball element when clicking a button? Below is my current code, but it's not working as expected. Can you help?

let ballMargin = ball.style.marginTop;

moveButton.addEventListener('click', function moveDown() {
    for (let i = 0; i < ballMargin.length; i++) {
        ballMargin[i] += '10px';
    }
});

Answer №1

I have created a straightforward illustration for you. I trust it will be beneficial to you.

let moveButton = document.getElementById("moveButton");
let ball = document.getElementById("ball");
ball.style.marginTop = "10px";

moveButton.addEventListener("click",function (){

   ball.style.marginTop = parseInt(ball.style.marginTop) + 10 + "px";

})
#ball{
  width:20px;
  height:20px;
  border-radius:50%;
  background-color:black;
}
<button id="moveButton">Move Button</button>
<div id="ball"></div>

Answer №2

try this alternative method instead of utilizing a loop

let ballMargin = $(ball).style.marginTop;
$('#id').addEventListener('click', function(){
$('#id').css({ marginTop : ballMargin + 10 + 'px' });
}

Answer №3

const ballOffset = 10;

buttonMove.addEventListener('click', function lowerMovement() {
    ballOffset += 10;
    ball.style.marginTop = ballOffset + 'px';
});

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