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Getminutes() 0-9 - How to display two digit numbers?

javascript
prompt-engineering
functions
web-development
Alex KataevbyAlex Kataev·Feb 8, 2025
TLDR

Add a leading zero using the padStart(2, '0') string method with getMinutes(). It ensures two digit formatting for minutes:

const minutes = new Date().getMinutes().toString().padStart(2, '0'); console.log(minutes); // Prints "007"; Just kidding, only "00" to "59"

Grasping the Minute Details

Proper minute formatting can make or break your clock aesthetics. Let's dive into some methods.

The swift padStart move

The padStart string method is an inbuilt knight in shining armor. It adds padding to a string start until it reaches a specified length. When dealing with those pesky single digit minutes:

const minutes = new Date().getMinutes().toString(); const formatted = minutes.padStart(2, '0'); // No minute gets left behind console.log(formatted); // Always two digits, roll out those double zeros!

toLocaleString: Culture respecter

The toLocaleString method shows respect for locale specific time formatting:

const date = new Date(); const options = { minute: '2-digit' }; const localMinutes = date.toLocaleString("en-US", options); // Illuminati confirmed. It's '2-digit' console.log(localMinutes); // AbraCadabra, Single digits are now "00" to "59".

This option is as considerate as Aunt May when it comes to users' preferences.

Custom function: Code reuse wizard

Why not make your own potion? Here is a custom reusable function for pride:

const leadingZero = num => num < 10 ? '0' + num : num.toString(); const minutes = leadingZero(new Date().getMinutes()); // Bestowed with reusability, behold the minutes! console.log(minutes); // Unsurprisingly, it's "00" to "59"

With ES6's gift of arrow functions, your code has never been more concise and readable.

Convoy transformations: Arrow functions and arrays

In case you've quite a number of minute values waiting for transformation, ES6 features save you:

const timesArray = [new Date().setMinutes(1), new Date().setMinutes(5)]; const formattedMinutesArray = timesArray.map(date => new Date(date).getMinutes().toString().padStart(2, '0')); console.log(formattedMinutesArray); // Transforms an array of cinderellas to princesses

This gives minute values an ego boost, ensuring all are dolled up as double digits.

Cross-browser diplomacy

Cross-browser compatibility is to webdevelopers what peace treaties are to diplomats. Always check browser compatibility on trusted sites like caniuse.com before choosing the "how" of formatting your minutes.

Dodging Quirks

While magic has its quirks, so do JavaScript date methods. Understand them to conjure error-proof spells.

The disapparating .length property

Conjuring date.getMinutes().length to determine the getMinutes() return type, leads to disappointment as it has no .length property to offer. Just like Professor Snape, getMinutes() is not fond of surprises.

The non-existent spells

Some spells just don't exist. Casting strlen on a wand that only understands numbers? Rather, use toString() before attempting string methods.

Know your charms

Understand that the artifacts in the magical world of Date methods demand caution when invoking them. For instance, getMinutes() returns numbers and you need to treat them as strings for formatting.

A Deeper Dive

To prep you for more complex chrono-magic, here are some more advanced topics:

The Mighty Internationalization API

Nothing broadens the mind more than travelling around the world. The ECMAScript Internationalization API provides comprehensive methods for formatting date and time.

Efficiency in The Art of Web Development

Master the mysterious time elements by understanding JavaScript's date and time methods. The Chamber of Secrets isn't opened with a simple "Alohomora", it requires sifting through code and mastering it.