- Use Array.from() to create an array of the desired length, Array.prototype.fill() to fill it with the desired values.
- Omit the last argument, val, to use a default value of 0.
//#Source https://bit.ly/2neWfJ2 const initializeArrayWithValues = (n, val = 0) => Array(n).fill(val); console.log(initializeArrayWithValues(5, 2)); console.log(initializeArrayWithValues(4, 0));
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