Number array are also immutable?

Tell us what’s happening:

when i am trying to change index of array in javascript compiler,its not getting changed but here it is written it is ;possible to do so. what’s right?

Your code so far

// Example
var ourArray = [18,64,99];
ourArray[1] = 45; // ourArray now equals [18,45,99].

// Setup
var myArray = [18,64,99];

// Only change code below this line.


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