Question

How to push elements into array in JavaScript

Answer 1

const arr = [];
for (let i = 0; i < 5; i++) {
    arr.push(() => i);
}

m = arr.map(x => x()); 

console.log(m);




/*
run:
 
[ 0, 1, 2, 3, 4 ]
    
*/

 

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Answer 2

const arr = [];
for (const i of [0, 1, 2, 3, 4]) {
    arr.push(() => i);
}

m = arr.map(x => x()); 

console.log(m);




/*
run:
 
[ 0, 1, 2, 3, 4 ]
    
*/

 

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