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<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
body {
width: 100%;
height: 100%;
margin: 0;
}
a, #target {
width: 100%;
height: 200px;
font-size: 200px;
white-space: nowrap;
}
#target {
border: black 1px solid;
}
code {
color: green;
}
</style>
<div><a id="source" href="https://www.apple.com">Hello world</a></div>
<div id="target"></div>
<div id="output"></div>
<script>
source.addEventListener("dragstart", event => logOutput("dragstart"));
source.addEventListener("dragend", event => logOutput("dragend"));
target.addEventListener("dragenter", event => event.preventDefault());
target.addEventListener("dragover", event => event.preventDefault());
target.addEventListener("drop", event => {
target.innerHTML = "<code>PASS</code>";
event.preventDefault();
});
function logOutput(message)
{
if (output.innerHTML.length)
message = ` ${message}`;
output.insertAdjacentHTML("beforeend", `<code>${message}</code>`);
}
</script>
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