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Added validation to prevent future date in age calculator #94

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Added validation to prevent future date in age calculator #94

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19 changes: 18 additions & 1 deletion projects/age-calculator/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,9 +4,26 @@ const resultEl = document.getElementById("result");

function calculateAge() {
const birthdayValue = birthdayEl.value;

// 🔥 VALIDATION 1: EMPTY CHECK
if (birthdayValue === "") {
alert("Please enter your birthday");
} else {
return;
}

// 🔥 VALIDATION 2: FUTURE DATE BLOCK
const selectedDate = new Date(birthdayValue);
const today = new Date();

if (selectedDate > today) {
alert("Future date not allowed");
return;
}

// ✅ ORIGINAL CODE
const age = getAge(birthdayValue);
resultEl.innerText = `Your age is ${age} ${age > 1 ? "years" : "year"} old`;
}
const age = getAge(birthdayValue);
resultEl.innerText = `Your age is ${age} ${age > 1 ? "years" : "year"} old`;
}
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