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JavaScript Array filter() method

The JavaScript array filter() method filter and extract the element of an array that satisfying the provided condition. It doesn't change the original array.


The filter() method is represented by the following syntax:


callback - It represents the function that test the condition.

currentvalue - The current element of array.

index - It is optional. The index of current element.

arr - It is optional. The array on which filter() operated.

thisArg - It is optional. The value to use as this while executing callback.


A new array containing the filtered elements.

JavaScript Array filter() method example

Let's see some examples of filter() method.

Example 1

Let's see a simple filter() example to filter the marks of a student.

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Example 2

Let's see one more array filter() example.

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Next TopicJavaScript Array

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