Ad
kumar mohitvs.Abelu

Order Array of Objects by Key

Logic
Arrays
Data Types
Objects
Code
Diff
  • function mapOrder(array, order, key) {
  if (!Array.isArray(array)) return [];
  
  const lookupTablea = array.reduceRight((table, o) => table.set(o[key], o), new Map());
  
  return order.map(k => lookupTablea.get(k));
}
    • function mapOrder(array, order, key) {
    • if (!Array.isArray(array)) return [];
    • const lookupTable = array.reduceRight((table, o) => table.set(o[key], o), new Map());
    • const lookupTablea = array.reduceRight((table, o) => table.set(o[key], o), new Map());
    • return order.map(k => lookupTable.get(k));
    • return order.map(k => lookupTablea.get(k));
    • }