The impact is even more negative for children. That’s not to mention being able to withstand boredom, a lack of stimulation, and living without immediate gratification, for extended periods of time.Īs it turns out, there is evidence that indeed supports these intuitions. I think I share an intuition that many people hold, which is that screen time really does have a negative and measurable impact on one’s ability to focus, reason, and creativity. Luckily, I had/have enough self-control to not be jumping onto YouTube or those information rabbit holes while working-this was mostly threatening my free time, which I do not like to waste.īut still, an hour on YouTube or Wikipedia after work, spending a chunk of time just “unwinding” before getting around to reading, or exercising, or whatever I should have been doing, was not as relaxing as I wished.Īfter enough of these troubling notifications, I decided to take a stand: I would do whatever it takes to spend less time on my phone, and more time doing things that I actually wanted to get done. The main culprits were YouTube, which always has a just-short-enough video ready to recommend a user, and Google in general-being able to look up anything at any time, find any factoid or go down an information rabbit hole at any whim. (I never downloaded TikTok, but I still do have a LinkedIn). And that was even after I deleted the “big three” social media platforms: Instagram, Twitter, and Facebook. Įven if you do not set limits and restrictions for yourself using Screen Time, which you can find in the settings, you have probably seen the weekly notification pop up that shows you the hard data about your phone usage.įor the writer of this article, that weekly notification would often be over an hour long, sometimes several hours. Function to display coundown on screenĬountContainer.I f you own an iPhone, then you are doubtlessly familiar with the feature called Screen Time. Select Every Count ContainerĬonst countContainer = document.querySelectorAll(".count-digit") We select every containers created in step 1 using “querySelectorAll” method and iterate over the list and assigning the DOM innerHTML with the characters of the countdown string. Once we are able to generate the string in “MM:SS” format, now we have to display the string on the screen. Var seconds = String(countDownTime % 60) Var minutes = String(unc(countDownTime / 60)) Displaying the countdown directly in seconds is less readable, hence will generate the countdown string in “MM:SS” format and append zeros for single-digit values. Creating separate functions allows for the reuse of the code and makes it easier to modify/add existing functionalities.įirst, we will create a function to generate the countdown string which requires remaining time in seconds. Function to Generate countdown stringīefore we add any JavaScript functionality to the app, we need to create JavaScript functions to support countdown timer functionalities. 30-min Countdown timer with HTML and CSS code 3. For CSS code for timer and buttons please refer “Final solution code” section at the end of this article. Once we are displaying the minutes and seconds of the count, now we will add HTML buttons for the start, stop and reset actions of the timer. Add buttons for start, stop and reset actions Additionally, we also add a “:” separator to divide minutes and seconds timing. For 30 minutes countdown, we need 4 digits with 2 each to display minutes and seconds remaining in the countdown. The first step is to create HTML element for every digit that needs to be display in the countdown clock. 30-min countdown timer with start, stop and reset 1. In addition, we will add an alarm sound when the countdown reaches 0 after successfully completing 30 minutes. In this article, we will learn how to create 30 minutes countdown timer where you can start a countdown, stop the countdown and also reset the countdown to the default value.
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