html - reverse date javascript from yyyy/mm/dd to dd/mm/yyyy -

i making asp project , date displayed yyyy/mm/dd when user press on edit button form need replace date format dd/mm/yyyy

this asp code remember need user show date yyyy/mm/dd in table when pressing on button need date reversed dd/mm/yyyy

 <td class="hidden-phone">@ennotabal.arabicencoding.getarabicnumbers(transaction.postdate.tostring("yyyy/mm/dd"))</td> 

and javascript code date element:

// transaction date var transdate = ocells.item(4).innerhtml; document.getelementbyid('date').value = convertdigitin(transdate); 

function convertdigitin(str){    return str.split('/').reverse().join('/'); }