JavaScript: Get 12-hour format of an hour with leading zeros
JavaScript Datetime: Exercise-33 with Solution
Write a JavaScript function to get the 12-hour format of an hour with leading zeros.
Test Data:
dt = new Date(1989, 10, 1);
console.log(hours_with_zeroes(dt));
"12"
Sample Solution:-
HTML Code:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>JavaScript function to get 12-hour format of an hour with leading zeros</title>
</head>
<body>
</body>
</html>
JavaScript Code:
function hours_with_zeroes(dt)
{
return ((dt.getHours() % 12 || 12) < 10 ? '0' : '') + (dt.getHours() % 12 || 12);
}
dt = new Date();
console.log(hours_with_zeroes(dt));
dt = new Date(1989, 10, 1);
console.log(hours_with_zeroes(dt));
Sample Output:
03 12
Flowchart:

Live Demo:
See the Pen JavaScript - Get 12-hour format of an hour with leading zeros-date-ex-33 by w3resource (@w3resource) on CodePen.
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Previous: Write a JavaScript function to swatch Internet time (000 through 999).
Next: Write a JavaScript function to get 24-hour format of an hour without leading zeros.
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