how to get number of a specific element of an array
// Let has local scope
let array = [1, 2, 3, 5, 2, 8, 9, 2]
// Functional filter with an Arrow function
array.filter(x => x === 2).length // -> 3how to get number of a specific element of an array
// Let has local scope
let array = [1, 2, 3, 5, 2, 8, 9, 2]
// Functional filter with an Arrow function
array.filter(x => x === 2).length // -> 3Copyright © 2021 Codeinu
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