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I have a textarea where it only allows 150 characters how do I make the focus go from the textarea to the error message after a user exceeds the maximum number of characters.

I have a textarea where it only allows 150 characters how do I make the focus go from the textarea to the error message after a user exceeds the maximum number of characters.

  • javascript
  • focus
Share Improve this question asked Dec 9, 2010 at 15:39 AmenAmen 7134 gold badges15 silver badges28 bronze badges
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You must set an identity for the element and then execute document.getElementById('elementId').focus(). If you have troubles with double used id's, then declare a global variable with a sequence number and increase this number (and use it as part of the element id) every time.

本文标签： javascriptHow do I place focus on an element in dojo that only has a class and not an idStack Overflow

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