What is array some in JavaScript

In this article, I am going to explain some method in JavaScript.
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Array some method in JavaScript

JavaScript some method checks whether some elements of  an array pass the test implemented by the callback function. If it satisfy then it return true otherwise return false.

Syntax of some function

array.some(callback [,thisObject]);

Parameters in some  method:

  • callback

    Callback  test for each element.

  • thisObject

    thisobject is  optional, and it is use as this when executing callback.

Return value of some method

It returns true or false according to condition.

There are the following callback function parameter:

Parameter Value
value Value of array element.
index Numeric  index of the array element.

Example of some method

<!DOCTYPE html>



<title>JavaScript Array Some Method</title>



<script type="text/javascript">

var isNumeric = function(x) {

   var RegExp = /^(-)?(\d*)(\.?)(\d*)$/;

   return String(x).match(RegExp);


var myArray = ['one', 'two', 'three', 'four', 'five'];


var myArray = ['one', 'two', 3, 'four', 'five'];








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