Created
March 24, 2025 19:42
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CodeSignal Frontend Quiz Shifting Digits Question https://app.codesignal.com/practice-question/question/frontend?context=otherTypes
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| </head> | |
| <body class="main"> | |
| <h1>Frontend Task</h1> | |
| <div> | |
| <div id='left-box'><button id='left' class='btn-box left-shift-button'><<</button></div> | |
| <div id='division'> | |
| <div class='box'>1</div> | |
| <div class='box'>2</div> | |
| <div class='box'>3</div> | |
| <div class='box'>4</div> | |
| <div class='box'>5</div> | |
| </div> | |
| <div id='right-box'><button id='right' class='btn-box right-shift-button'>>></button></div> | |
| </div> | |
| </body> | |
| </html> |
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| const btnLeft = document.getElementById('left'); | |
| const btnRight = document.getElementById('right'); | |
| const divisions = document.getElementsByClassName('box'); | |
| btnLeft.onclick = () => { | |
| let temp; | |
| for (let i=0; i<divisions.length; i++) { | |
| if (!i) { | |
| temp = divisions[i].innerText; | |
| const next = divisions[i+1].innerText; | |
| divisions[i].innerText = next; | |
| } | |
| else if (i < divisions.length - 1) { | |
| const current = divisions[i].innerText; | |
| const next = divisions[i+1].innerText; | |
| divisions[i].innerText = next; | |
| divisions[i-1].innerText = current; | |
| } | |
| else { | |
| divisions[i].innerText = temp; | |
| } | |
| } | |
| }; | |
| btnRight.onclick = () => { | |
| let temp; | |
| for (let i=divisions.length - 1; i >= 0; i--) { | |
| if (i === divisions.length - 1) { | |
| temp = divisions[i].innerText; | |
| const prev = divisions[i-1].innerText; | |
| divisions[i].innerText = prev; | |
| } | |
| else if (i > 0) { | |
| const current = divisions[i].innerText; | |
| const prev = divisions[i-1].innerText; | |
| divisions[i].innerText = prev; | |
| divisions[i+1].innerText = current; | |
| } | |
| else { | |
| divisions[i].innerText = temp; | |
| } | |
| } | |
| }; |
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| .btn-box { | |
| padding: 4px; | |
| font-weight: bolder; | |
| font-size: 20px; | |
| float: left; | |
| margin: 0 10px 0 10px; | |
| } | |
| #division div { | |
| font-size: 30px; | |
| float: left; | |
| margin: 0 10px 0 10px; | |
| } | |
| #division div:first-child { | |
| margin-left: 20px; | |
| } | |
| #division div:last-child { | |
| margin-right: 20px; | |
| } |
Author
primaryobjects
commented
Mar 24, 2025
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