Answers for "how to get a random index of an array javascript"

9

how to get a random element of an array javascript

var foodItems = ["Bannana", "Apple", "Orange"];
var theFood = foodItems[Math.floor(Math.random() * foodItems.length)];
/* Will pick a random number from the length of the array and will go to the
corosponding number in the array E.G: 0 = Bannana */
Posted by: Guest on May-30-2020
1

js get random from array

//Make all arrays have "random" method
Array.prototype.random = function() {
    return this[Math.floor(Math.random() * this.length)];
}

//Call "random" method on an array
var result = ["Hello", "world"].random();
Posted by: Guest on March-27-2021

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