arrays
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const strings =
['a', 'b', 'c', 'd'];
//4*4 =16 bytes
//push
strings.push('e'); //O(1)
//pop
strings.pop();
strings.pop(); //O(1)
//unshift
strings.unshift('x'); //O(n)
//splice
//strings.splice(2, 0, 'alien');
console.log(strings);
JavaScript
INFO