Quarter of year

OSCC · JavaScript, Date · Oct 22, 2020

Returns the quarter and year to which the supplied date belongs to.

const quarterOfYear = (date = new Date()) => [
  Math.ceil((date.getMonth() + 1) / 3),
  date.getFullYear()
];
quarterOfYear(new Date('07/10/2018')); // [ 3, 2018 ]
quarterOfYear(); // [ 4, 2020 ]

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