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Atividades do livro JavaScript página 71
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Atividade</title> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<script> | |
alert("Feliz Aniversário!!!"); | |
</script> | |
</body> | |
</html> |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Atividade</title> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<script> | |
alert("Quebra de\nlinha"); | |
</script> | |
</body> | |
</html> |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Atividade</title> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<script> | |
var valor = eval(window.prompt("Informe o valor do produto")); | |
valor = valor - ((valor * 10) / 100); | |
alert("Valor final do produto: " + valor); | |
</script> | |
</body> | |
</html> |
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<!doctype html> | |
<html lang="pt-br"> | |
<head> | |
<!-- Required meta tags --> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> | |
<title>Hello, world!</title> | |
</head> | |
<body> | |
<script> | |
var dollar, troca, result; | |
dollar = eval(window.prompt("Por favor, informe o dollar")); | |
troca = eval(window.prompt("Por favor, informe a quantidade")); | |
result = dollar * troca; | |
document.write("A quantidade de dólar em reais é " + result + " reais."); | |
</script> | |
</body> | |
</html> |
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<!doctype html> | |
<html lang="pt-br"> | |
<head> | |
<!-- Required meta tags --> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> | |
<title>Hello, world!</title> | |
</head> | |
<body> | |
<script> | |
var celcius, result; | |
celcius = eval(window.prompt("Por favor, informe a temperatura em Celcius")); | |
result = (celcius * 9/5) + 32; | |
document.write(celcius + " graus celcius convertidos para fahrenheit é " + result + " F."); | |
</script> | |
</body> | |
</html> |
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<!doctype html> | |
<html lang="pt-br"> | |
<head> | |
<!-- Required meta tags --> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> | |
<title>Hello, world!</title> | |
</head> | |
<body> | |
<script> | |
var num1, num2, num3, num4, mediaP; | |
num1 = eval(window.prompt("1. Por favor, informe um número")); | |
num2 = eval(window.prompt("2. Por favor, informe um número")); | |
num3 = eval(window.prompt("3. Por favor, informe um número")); | |
num4 = eval(window.prompt("4. Por favor, informe um número")); | |
mediaP = (num1 * 1 + num2 * 2 + num3 * 3 + num4 * 4) / 4; | |
document.write("Média ponderada: " + mediaP + "."); | |
</script> | |
</body> | |
</html> |
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<!doctype html> | |
<html lang="pt-br"> | |
<head> | |
<!-- Required meta tags --> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> | |
<title>Hello, world!</title> | |
</head> | |
<body> | |
<script> | |
var saldo, reajuste; | |
saldo = eval(window.prompt("1. Por favor, informe o saldo")); | |
reajuste = saldo - (saldo * 1/ 100); | |
document.write("Novo saldo: " + reajuste + "."); | |
</script> | |
</body> | |
</html> |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Atividade</title> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<script> | |
var valor = eval(prompt("Informe o valor")); | |
var taxa = eval(prompt("Informe a taxa")); | |
var tempo = eval(prompt("Informe o tempo")); | |
var prestacao = valor + (valor * (taxa/100) * tempo); | |
alert("Valor final: " + prestacao); | |
</script> | |
</body> | |
</html> |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Atividade</title> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<script> | |
var func = window.prompt("Informe o funcionário"); | |
var horas = eval(window.prompt("Horas mensais trabalhas")); | |
var salarioH = eval(window.prompt("Salário por hora")); | |
var filhos14anos = eval(window.prompt("Informe quantos filhos com idade inferior à 14 você tem")); | |
var salarioFinal = (horas * salarioH) + (filhos14anos * ((10 * (horas * salarioH)) / 100)); | |
alert("Salário final do funcionário: " + func + " é de " + salarioFinal); | |
</script> | |
</body> | |
</html> |
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Atividade</title> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<script> | |
var custoFab = eval(window.prompt("Informe o custo de fábrica")); | |
var porcentDistribuidor = eval(window.prompt("Informe a porcentagem do distribuidor!")); | |
var roubo = eval(window.prompt("Informe o valor do roubo")); | |
porcentDistribuidor = (porcentDistribuidor * custoFab) / 100; | |
roubo = (roubo * custoFab) / 100; | |
custoFab = custoFab + porcentDistribuidor + roubo; | |
alert("Valor do custo final do consumidor: " + custoFab); | |
</script> | |
</body> | |
</html> |
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