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jQuery Auto Expand Textarea

By Sam Deering



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jQuery code to auto expand textarea input field on a form. The Plugin makes use of the scrollTop DOM property to gain the true height of the text and then applies that directly (or via animation) to the textarea.

Plugin Usage

    // On resize:
    onResize : function() {
    // After resize:
    animateCallback : function() {
    // Quite slow animation:
    animateDuration : 300,
    // More extra space:
    extraSpace : 40

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Sam Deering has 15+ years of programming and website development experience. He was a website consultant at Console, ABC News, Flight Centre, Sapient Nitro, and the QLD Government and runs a tech blog with over 1 million views per month. Currently, Sam is the Founder of Crypto News, Australia.

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