Data Structure with JS
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const strings = ['a','b','c','d'];
//push
strings.push('e'); // O(1);
//pop
strings.pop(); //O(1)
//shift
strings.unshift('x');//O(n);
//splice
strings.splice(2,0,'splice'); //O(n/ 2); => worst case O(n);
//how does it do
//In order to change the index, need to loop the array.
console.log(strings);
JavaScript
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