CATopalian_JavaScript_Library/src/js/array/arraySort.js at main · ChristopherAndrewTopalian/CATopalian_JavaScript_Library · GitHub

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// arraySort.js

// sorts an array of numbers in whichDirection or descending order based on the whichDirection parameter

// define a sample array of numbers
letnumbers=[4,875,23,543,12];

// function to sort an array in either whichDirection or descending order
functionarraySort(whichArray,whichDirection)
{
// .slice() creates a shallow copy so the original array is not modified
// .sort() sorts the array
letsortedArray=whichArray.slice().sort(function(a,b)
{
// if whichDirection is true, subtract a from b for numerical whichDirection sort
// if whichDirection is false, subtract b from a for numerical descending sort
if(whichDirection)
{
// if whichDirection is true, sort in ascending order
// subtract a from b: negative result keeps a before b, positive swaps a and b
returna-b;
}
else
{
// if whichDirection is false, sort in descending order
// subtract b from a: negative result keeps b before a, positive swaps b and a
returnb-a;
}
});

// return the sorted array
returnsortedArray;
}

//----//

// call the function with whichDirection order
console.log(arraySort(numbers,true));

//----//

/*
[4, 12, 23, 543, 875]
*/

//----//

// call the function with descending order
console.log(arraySort(numbers,false));

//----//

/*
[875, 543, 23, 12, 4]
*/

//----//

// print the original array to show it is unchanged
console.log(numbers);

//----//

/*
[4, 875, 23, 543, 12]
*/

//----//

// Dedicated to God the Father
// All Rights Reserved Christopher Andrew Topalian Copyright 2000-2025
// https://github.com/ChristopherTopalian
// https://github.com/ChristopherAndrewTopalian
// https://sites.google.com/view/CollegeOfScripting