javascript - Add smooth effect on hiding a list -

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i have simple hide , show script list. ideally have smooth effect on it. there way make similar to:

https://jqueryui.com/accordion/#sortable

here js:

function togglea() {      var list = document.getelementbyid("lista");      if (list.style.display == "none") {     list.style.display = "block";     } else {         list.style.display = "none";     } }

have had @ jquery animate?

http://api.jquery.com/animate/


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