Creating a FadeIn animation for a hidden div element by using the display:none property

Struggling to implement a fadeIn function for a div tag with a display:none property.

How can I make the div tag visible and smoothly fade in while still keeping the display:none property?

Attempted solution so far:

<div class="graphs_line_based clearfix" style="display:none" id = "test_id">

And this is what I tried in my .script file:

document.getElementById('test_id').fadeIn(1000);

Unfortunately, the animation doesn't work as expected. Any advice would be highly appreciated!

Answer №1

When using the jQuery method called .fadeIn, make sure to reference the DOM element in this way:

$('#test_id').fadeIn(1000);

Answer №2

It appears that the intended code snippet is:

$("#test_id").fadeIn(1000);

Answer №3

Check out this JavaScript and CSS solution for fading effects

<div class="fade_effect" style="display:block" id="unique_id">help</div>

applyFadeEffect(document.getElementById('unique_id'));

function applyFadeEffect(element) {
    var opacity = 0.1;  // starting opacity
    var timer = setInterval(function () {
        if (opacity >=1){
            clearInterval(timer);
            //element.style.display = 'none';
        }
        element.style.opacity = opacity;
        element.style.filter = 'alpha(opacity=' + opacity * 100 + ")";
        opacity += opacity * 0.1;
    }, 50);
}

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