In this article, the task is to compare two arrays, & we need to check the length of both arrays that should be the same, the objects present in them are of the same type and each item in one array is equal to the counterpart in another array. javascript We need to compare these two arrays and find the unique elements for each array. Compare two Arrays First I have to see if the studentToRegister object contains both a name and an email. When the sort () function compares two values, it sends the values to the compare function, and sorts the values according to the returned (negative, zero, positive) value. Approach 1: Use jQuery not () method to check for each element of array1, if it is not present in array2 or for each element of array2, if this is not present in array1, then it return false in both cases. For example: const intersection2 = array1.filter(element => !array2.includes(element)); Complete Example: That is because none of the letters in the word is equal to the 0th element , i.e. by Muliika September 4, 2021, 10:58 pm The comparator is invoked with two arguments: (arrVal, othVal). I declared couple of Array variables. Still, is not that useful to compare two arrays that have different order in their elements as equal.
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