In an array of objects, fastest way to find the index of an object whose attributes match a search

by

Maybe you would like to use higher-order functions such as “map”.
Assuming you want search by ‘field’ attribute:

var elementPos = array.map(function(x) {return x.id; }).indexOf(idYourAreLookingFor);
var objectFound = array[elementPos];

More Related Contents:

  1. Why Array.indexOf doesn’t find identical looking objects
  2. How to find the array index with a value?
  3. Javascript 2d array indexOf
  4. Javascript oddness with array of objects and indexOf
  5. Array value is replaced when second one stores in php
  6. Javascript Array – Split string at numbers [closed]
  7. Making new array and push there keys on that new array [closed]
  8. How do I empty an array in JavaScript?
  9. How can I add new array elements at the beginning of an array in JavaScript?
  10. Why is using “for…in” for array iteration a bad idea?
  11. How can I group an array of objects by key?
  12. Remove array element based on object property
  13. How to loop through an array containing objects and access their properties
  14. Sorting an array of objects by property values
  15. Convert array of strings into an array of objects
  16. How to check if an array is a subset of another array in JavaScript?
  17. Why do I need to copy an array to use a method on it?
  18. Convert simple array into two-dimensional array (matrix)
  19. Remove duplicate values from an array of objects in javascript [duplicate]
  20. Javascript – Sort Array of objects by 2 Properties
  21. How to use lodash to find and return an object from Array?
  22. Javascript pushing objects into array changes entire array
  23. Why is math.max() returning NaN on an array of integers?
  24. Get the item that appears the most times in an array
  25. Convert an array to an array of objects
  26. use Lodash to sort array of object by value
  27. How to convert array of key–value objects to array of objects with a single property?
  28. Find closest date in array with JavaScript
  29. Find last index of element inside array by certain condition
  30. How to flatten array in jQuery?

Leave a Comment