javascript get random array value
//get random value from array
var colors = ["red","blue","green","yellow"];
var randColor = colors[Math.floor(Math.random() * colors.length)];
javascript get random array value
//get random value from array
var colors = ["red","blue","green","yellow"];
var randColor = colors[Math.floor(Math.random() * colors.length)];
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 */
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();
generate random number array javascript from principal array
let numbers = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20],
generated = [];
for (let i = 0; i < 10; i++)
{
let random_index;
while(!random_index)
{
let tmp = Math.floor(Math.random() * numbers.length);
if( !generated.filter( (g) => numbers[tmp] == g).length )
random_index = tmp;
}
generated.push(numbers[random_index]);
}
console.log(generated);
javascript generate random array
//This example is to generate an array with 40 random elements, with random values from 0 to 39
for (var a=[],i=0;i<40;++i) a[i]=i;
// http://stackoverflow.com/questions/962802#962890
function shuffle(array) {
var tmp, current, top = array.length;
if(top) while(--top) {
current = Math.floor(Math.random() * (top + 1));
tmp = array[current];
array[current] = array[top];
array[top] = tmp;
}
return array;
}
a = shuffle(a);
how to get a random statement from an array in javascript
// List your array items
let Testing1 = ["put","things","here"]
let Generate = Math.floor((Math.random() * Testing1.length)); // Generates a number of the array.
// logs the result
console.log(Testing1[Generate])
Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us