var n1 = 1545.5
undefined
n1
1545.5
n1.toFixed(2)
"1545.50"
n1.toFixed(2).replace('.', '')
"1545,50"
n1.toLocaleString('pt-BR', {style: 'currency', currency: 'BRL'})
"R$ 1,545.50"
n1.toLocaleString('pt-BR', {style: 'currency', currency: 'USD'})
"US$ 1,545.50"
n1.toLocaleString('pt-BR', {style: 'currency', currency: 'EUR' })
"€ 1,545.50"
n1.toLocaleString('pt-BR', {style: 'currency', currency: 'EUR' })
"€ 1,545.50"