HTML Program to Form Error Hint Text with Explanation
HTML
Medium
Accessibility & SEO
16 views
1 min read
80 words
This problem helps you practice core HTML fundamentals in a practical way. It builds intuition around text, aria-describedby, html. Let’s break it down step by step so you can implement it confidently.
Problem Statement
Connect help text to input using aria-describedby.
Input Format
No input.
Output Format
Print the HTML code.
Constraints
Use id and aria-describedby.
Code Solution
This explanation is written for learning purposes and to help beginners understand the concept clearly.
<!doctype html>
<html lang='en'>
<head>
<meta charset='utf-8'>\
<meta name='viewport' content='width=device-width, initial-scale=1'>
<title>meetcode</title>
</head>
<body>
<form action='#' method='post'>
<label for='u1'>Username</label>
<input id='u1' name='username' aria-describedby='uHelp'>
<p id='uHelp'>Only letters and numbers.</p>
<button type='submit'>Save</button>
</form>
</body>
</html>
Output Example
No sample I/O is provided for this question.
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Solution Guide
Problem
Connect help text to input using aria-describedby.
Input / Output
Output
Print the HTML code.
Constraints
Use id and aria-describedby.
Details
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Official Solution
<!doctype html>
<html lang='en'>
<head>
<meta charset='utf-8'>\
<meta name='viewport' content='width=device-width, initial-scale=1'>
<title>meetcode</title>
</head>
<body>
<form action='#' method='post'>
<label for='u1'>Username</label>
<input id='u1' name='username' aria-describedby='uHelp'>
<p id='uHelp'>Only letters and numbers.</p>
<button type='submit'>Save</button>
</form>
</body>
</html>
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