Created
September 26, 2021 05:52
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Prosta strona dzieląca liczby na ujemne i dodatnie
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| <!DOCTYPE html> | |
| <html lang='pl'> | |
| <head> | |
| <meta charset='utf-8'> | |
| <meta name='viewport' content='width=device-width'> | |
| <title>Sprawdzian</title> | |
| <style> | |
| html, | |
| body { | |
| width: 100vw; | |
| height: 100vh; | |
| margin: 0; | |
| padding: 0; | |
| } | |
| body { | |
| display: inline-flex; | |
| justify-content: space-evenly; | |
| } | |
| div { | |
| text-align: center; | |
| box-sizing: border-box; | |
| border: 1px solid black; | |
| margin: 1vh 1vw; | |
| width: 32vw; | |
| height: 98vh; | |
| padding: 4px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id='negative'></div> | |
| <div id='input'> | |
| <input type='number' id='number-input' /> | |
| <button id='number-btn'>Przypisz liczbę</button> | |
| <script> | |
| document.getElementById('number-btn').onclick = () => { | |
| let number = document.getElementById('number-input').value | |
| let span = document.createElement('span') | |
| if (number == 0) alert('Liczba "0" nie jest ani dodatnia, ani ujemna!') | |
| else { | |
| span.innerText = number | |
| document.getElementById(number > 0 ? 'positive' : 'negative').appendChild(span) | |
| } | |
| } | |
| </script> | |
| </div> | |
| <div id='positive'></div> | |
| </body> | |
| </html> |
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