let a = [
"1","2","3","4"
];
let a2 = Array.from(a);
a[0]="5"
console.log(a)
console.log(a2)
let events = Array.from(a,item=>(item%2==0))
console.log(events)
let like_filter = Array.from(a,item=>{
if(item%2==0)return item
})
console.log(JSON.stringify(like_filter))
let numbers3 = Array.of(1,2,3);
let numbers4 = [1,2,3];
console.log(numbers3)
console.log(numbers4)
console.log(numbers3.toString() == numbers4.toString())
let a3 = Array.of(...a2);
a2[a2.length-1]="5"
console.log(a2)
console.log(a3)
console