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June 28, 2022 19:04
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Carcular porcentagem de alocação da carteira de ações do primo rico
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| const itens = document.querySelectorAll('.tabela-carteira-kinvo tr') | |
| const acoes = [] | |
| itens.forEach(item => { | |
| const first = item.querySelectorAll('td:first-child') | |
| const last = item.querySelectorAll('td:last-child') | |
| var list = {} | |
| if (first.length){ | |
| list.asset = first[0].innerText | |
| const lastPrice = parseFloat(last[0].innerText.replace(/[R$.]/gm, '').replace(',', '.')) | |
| list.price = lastPrice | |
| acoes.push(list) | |
| } | |
| }); | |
| const total = parseFloat(acoes.reduce((a, b) => a + b.price, 0).toFixed(2)) | |
| acoes.map( item => { | |
| item.percent = parseFloat((item.price * 100 / total).toFixed(2)) | |
| }) | |
| itens.forEach((item, index)=> { | |
| if(index === 0) { | |
| item.appendChild(document.createElement('th')).textContent="Porcentagem" | |
| } | |
| if(index > 0 ) { | |
| item.appendChild(document.createElement('td')).textContent=acoes[index-1].percent + "%" | |
| } | |
| }) | |
Author
rrfaria
commented
Jun 28, 2022
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