Symmetrical Difference array javascript code example

Example: return symmetric difference of the array javascript

function symmetricDiff(arrary1, array2){
 let symmetricDifference = []; 
  
 symmetricDifference = array1.filter(element => !array2.includes(element))
   .concat(array2.filter(element => !array1.includes(element)))
 return symmetricDifference;
}