Lodash _.pullAllBy() Method

The _.pullAllBy() method is used to remove the values from the original array by iterating over each element in the array by using the Iteratee function. It is almost the same as _.pullAll() function.

Syntax:

_.pullAllBy(array, values, [iteratee=_.identity])

Parameters: This method accepts two parameters as mentioned above and described below:

• array: This parameter holds the array that needs to be modified.
• values: This parameter holds the values in an array that needs to be removed from the first array.
• Iteratee: This is the function that Iteratee over each element.

Return Value: It returns an array.

Note: If the iteratee function is not given then _.pullAllBy() function act as _.pullAll() function.  

Example 1:

Output:

Example 2:

Output:

Note: This will not work in normal JavaScript because it requires the library lodash to be installed.