1 -> 2 -> 3 -> 4 -> 5

{
   value: 1,
   next: {
     value: 2,
     next: {
       value: 3,
       next: {...}
     }
   }
 }

let array = [];
array.push({ type: "banana", price: 70 });
array.push({ type: "apple", price: 100 });

let banana = array.find( item => item.type === "banana" );
console.log( banana );

console.log( array.sort( ( a, b ) => a.price < b.price ) );