Created
September 16, 2019 06:39
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Calculator
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <meta http-equiv="X-UA-Compatible" content="ie=edge"> | |
| <title>Document</title> | |
| </head> | |
| <body> | |
| <div> | |
| <form name="wallPaperCalc"> | |
| <input type="number" name="width" id="width" placeholder="Input Width in cm" value=""> | |
| <input type="number" name="length" id="length" placeholder="Input Length in cm" value=""> | |
| <p>Results : <span id="qtyNeeded"></span></p> | |
| <button type="submit" value="Submit" id="submit" onclick="calc()">Submit</button> | |
| </form> | |
| </div> | |
| <script> | |
| // document.getElementById("qtyNeeded").innerHTML = calc(qtyNeeded); | |
| function calc() { | |
| let width, length, result; | |
| let wallPaperSize = 38 | |
| length = Number(document.wallPaperCalc.length.value); | |
| width = Number(document.wallPaperCalc.width.value); | |
| result = Math.ceil(((length * width) / 10000) / wallPaperSize); | |
| alert(result); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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