Created
January 5, 2023 16:16
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Esse código mostra na janela do navegador o dia de hoje.
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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<meta http-equiv="X-UA-Compatible" content="IE=edge"> | |
<meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
<title>Que dia é hoje?</title> | |
<h1 id="target">Calculando o dia de hoje...</h1> | |
<style> | |
h1 { | |
font-size: 100px; | |
} | |
</style> | |
</head> | |
<body> | |
<script> | |
const currentJokeYear = 2022; | |
const lastYearDay = new Date(`12 31 ${currentJokeYear}`); | |
const today = new Date(); | |
const weekDays = [ | |
"Domingo", | |
"Segunda-feira", | |
"Terça-feira", | |
"Quarta-feira", | |
"Quinta-feira", | |
"Sexta-feira", | |
"Sábado" | |
]; | |
const hoursInOneDay = 24; | |
const minutesInOneDay = hoursInOneDay * 60; | |
const secondsInOneDay = minutesInOneDay * 60; | |
const millisecondsInOneDay = secondsInOneDay * 1000; | |
const daysDiffBetweenLastAndToday = today.getTime() - lastYearDay.getTime(); | |
const currentRollingDay = | |
lastYearDay.getDate() + (Math.floor(daysDiffBetweenLastAndToday / millisecondsInOneDay)); | |
const currentWeekDay = weekDays[today.getDay()]; | |
const h1Ref = document.getElementById("target"); | |
h1Ref.innerText = `${currentWeekDay}, ${currentRollingDay} de dezembro de ${currentJokeYear}.` | |
</script> | |
</body> | |
</html> |
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