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javascript onbeforeupdate Description

onbeforeupdateNN n/a IE 4(Win) DOM n/a  

Bubbles: Yes; Cancelable: Yes  

Fires just prior to sending data to a writable data source object (through the IE data binding mechanism). You can perform data validation and cancel the update.

 
Typical Targets

Elements that accept data input and support data binding.

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Updated: Mar 14, 2008
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