35 lines
823 B
JavaScript
35 lines
823 B
JavaScript
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const { JSDOM } = require('jsdom');
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// Function to query elements from a webpage
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async function queryElements(url, selector) {
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try {
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// Fetch webpage content
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const response = await fetch(url);
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const html = await response.text();
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// Create a DOM using jsdom
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const dom = new JSDOM(html);
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const doc = dom.window.document;
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// Query elements using the provided selector
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const elements = doc.querySelectorAll(selector);
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// Return array of matching elements
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return Array.from(elements);
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} catch (error) {
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console.error('Error:', error);
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return [];
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}
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}
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// Example usage:
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const url = 'http://example.com';
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const selector = 'a';
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queryElements(url, selector)
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.then(elements => {
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console.log(elements);
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})
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.catch(error => {
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console.error('Error:', error);
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});
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