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HTML5: How to specify the legal number intervals for an input field?

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Solution:

HTML Code:

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>How to specify the legal number intervals for an input field</title>
</head>
<body>
<form method="post" 
action="https://www.w3resource.com/html-
css-exercise/basic/solution/input-step-
answer-demo.php">
 Input a number: <input type="number" 
name="points" step="2">
  <input type="submit">
</form></body>
</html>

Live Demo:

See the Pen input-step-answer by w3resource (@w3resource) on CodePen.


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