Helpers de formatação
formatCurrency, formatNumber, formatDate/DateTime/Relative, formatPhoneBR/CpfCnpj/Cep, truncate, pluralize, initials. Tolerantes a null com fallback opcional.
Números e moeda
1234.5R$ 1.234,50formatCurrency(1234.5)1234.5 (USD em en-US)$1,234.50formatCurrency(1234.5, "USD", { locale: "en-US" })1234567.891.234.567,89formatNumber(1234567.89)12.512,5%formatPercent(12.5)0.125 (ratio)12,5%formatPercent(0.125, { mode: "ratio" })25000002,5 miformatCompact(2_500_000)Datas
"2026-04-26"26/04/2026formatDate("2026-04-26")Date longo26 de abril de 2026formatDate(d, { dateStyle: "long" })Date + hora26/04/2026, 12:00formatDateTime(d)OntemontemformatRelative(d, { now })Há 6 diashá 6 diasformatRelative(d, { now })Identificadores BR (exibição)
"11987654321"(11) 98765-4321formatPhoneBR("11987654321")"1132345678"(11) 3234-5678formatPhoneBR("1132345678")"12345678901"123.456.789-01formatCpfCnpj("12345678901")"12345678000190"12.345.678/0001-90formatCpfCnpj("12345678000190")"01310100"01310-100formatCep("01310100")null (com fallback)—formatCpfCnpj(null, { fallback: "—" })Texto
"Lorem ipsum dolor sit amet"Lorem ipsum…truncate(s, 12)0 itens0 itenspluralize(0, "item", "itens")1 item1 itempluralize(1, "item", "itens")3 itens3 itenspluralize(3, "item", "itens")"Ana Maria Souza"AMinitials("Ana Maria Souza")