function fun(a,b){
console.log(`${a},${b}`)
}
fun(123,456);
//123a456b123456 is there a parameter passing method in js similar to 
  fun (baked 456 
, which is not passed sequentially? 
function fun(a,b){
console.log(`${a},${b}`)
}
fun(123,456);
//123a456b123456 is there a parameter passing method in js similar to 
  fun (baked 456 
, which is not passed sequentially? 
function fun ({x,y,k = 1, j= 2} = {}){}
fun({x:1,y:2,j:3})then change the parameters to object mode;
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