A couple of weeks ago I threw together a simple jQuery plugin that provides a character or word counter for any textarea or input field form element.

The plugin’s options allow you to specify whether it counts characters or words, set a maximum character or word limit and choose the direction in which the counter counts (ie, from the maximum count down to zero, or vice versa).

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When using jQuery (or any other JavaScript library for that matter), have you ever wondered how to test whether an element exists using a selector? Well, maybe you haven’t, but I have – lots of times – so I thought I’d share how it’s done here because it’s not as simple as it seems.

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