JSFiddle - React, Tailwind, and code Playground
JavaScript 1.7
const changes = [['sell', 1237, 0000]]
const changes2 = [['buy', 2222, 1111]]
let result = []
fetchItem = arr => [
{
'type': arr[0],
'price': arr[1],
'step': arr[2]
}
]
result = [...result, ...fetchItem(changes[0])]
result = [...result, ...fetchItem(changes2[0])]
console.log('obj>> ', result)