Autosize is a small, stand-alone script to automatically adjust textarea height to fit text.

Full documentation and a demo can be found at jacklmoore.com/autosize

npm install autosize

The autosize function accepts a single textarea element, or an array or array-like object (such as a NodeList or jQuery collection) of textarea elements.

// from a NodeList
autosize(document.querySelectorAll('textarea'));
// from a single Node
autosize(document.querySelector('textarea'));
// from a jQuery collection
autosize($('textarea'));

Released under the MIT License