js

var points = [40, 100, 1, 5, 25, 10];
points.sort((a,b) => a-b)
// filterProperty i.e. 'id' or 'name'
function GetUniqueItems(array, filterProperty) {
	return array
    .map(e => e['filterProperty'])
    .map((e, i, final) => final.indexOf(e) === i && i)
    .filter(obj=> array[obj])
    .map(e => array[e]);
}
// filterProperty i.e. 'id' or 'name'
function GetDuplicates(array, filterProperty) {
	//lookup with our intended filter to get the duplicates by a given property
    const lookup = array.reduce((a, e) => {
        a[e.filterProperty] = ++a[e.filterProperty] || 0;
        return a;
    }, {});
    
    let duplicates = array.filter(e => lookup[e.filterProperty]);
    
    return duplicates;
}
var date, daytoset; // given: a Date object and a integer representing the week day

var currentDay = date.getDay();
var distance = daytoset - currentDay;
date.setDate(date.getDate() + distance);
var array = [267, 306, 108];
var largest = Math.max.apply(Math, array); // 306
// GET THE FIRST AND LAST DATE OF THE MONTH.
        var FirstDay = new Date(year, month, 1);
        var LastDay = new Date(year, month + 1, 0);
//capitalize only the first letter of the string. 
function capitalizeFirstLetter(string) {
    return string.charAt(0).toUpperCase() + string.slice(1);
}
//capitalize all words of a string. 
function capitalizeWords(string) {
    return string.replace(/(?:^|\s)\S/g, function(a) { return a.toUpperCase(); });
};
array.sort((x, y) => +new Date(x.createdAt) - +new Date(y.createdAt));
//function that returns multiple values

function getTopTwoColors() {

    return ["blue", "pink"];

}

var topTwoColors=getTopTwoColors();

var firstValue=topTwoColors[0]; //get first return value

var secondValue=topTwoColors[1]; //get second return value
var arr1 = [{name: "lang", value: "English"},{name: "age", value: "18"}];
var arr2 = [{name : "childs", value: '5'}, {name: "lang", value: "German"}];

Array.prototype.push.apply(arr1,arr2); 

console.log(arr1);  // final merged result will be in arr1

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