remove set of elements from array javascript code example
Example 1: js remove several elements from array
var ar = ['zero', 'one', 'two', 'three'];ar.shift(); // returns "zero"console.log( ar ); // ["one", "two", "three"]
Example 2: remove from set javascript
// Create new set
const animals = new Set();
// Add to set
animals.add('cat');
animals.add('dog');
// Remove from set
animals.delete('cat'); // returns true
animals.delete('dog'); // returns true
animals.delete('horse'); // returns false
Example 3: js remove several elements from array
var ar = [1, 2, 3, 4, 5, 6];ar.length = 4; // set length to remove elementsconsole.log( ar ); // [1, 2, 3, 4]