sample function in js code example

Example 1: simple javascript function

function idk() {
	alert('This is an alert!')
}
//call the function to make the function run by saying "Name of function + ()"
idk()

Example 2: sample in javascript

function sample(arr, req) {
        arr = arr.sort(()=>{ return 0.5 - Math.random() }) ;
        let i = 0,
            array = [];
        while (i < req) {
            array.push(arr[i])
                ++i
        }
        return array
    }

//example  
let arr = [1,2,3 ,4,5] ;
console.log( sample(arr , 2) )   // will return two  random items