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is-class

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Check if function is an ES6 class.

25 lines (21 loc) 549 B
<!DOCTYPE html> <html lang="en-US"> <head> <meta charset="UTF-8"> <meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=yes"> <title>Example</title> </head> <body> <div id="output"></div> <script src="../is-class.js"></script> <script src="https://unpkg.com/@babel/standalone/babel.min.js"></script> <script type="text/babel"> const getMessage = () => { class Foo { } return isClass(Foo) } document.getElementById('output').innerHTML = getMessage() </script> </body> </html>