Node.js - URL and Query String Handling
Find the mistake in this code:
const { URL } = require('url');
const base = 'https://example.com/folder';
const url = new URL('page.html', base);
console.log(url.href);
Find the mistake in this code: const { URL } = require('url'); const base = 'https://example.com/folder'; const url = new URL('page.html', base); console.log(url.href);
medium📝 Debug Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Check base URL format
The base URL 'https://example.com/folder' lacks a trailing slash, so 'page.html' replaces 'folder'.Step 2: Understand URL resolution effect
Without trailing slash, the relative path replaces the last segment, resulting in 'https://example.com/page.html'.Final Answer:
Base URL missing trailing slash -> Option BQuick Check:
Trailing slash affects relative URL resolution = D [OK]
Quick Trick: Base URL must end with '/' to append relative paths [OK]
Common Mistakes:
- Ignoring trailing slash in base URL
- Expecting relative path to append instead of replace
Master "URL and Query String Handling" in Node.js
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