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Fill Any Empty HTML Field on Exit with a user supplied value

/ Published in: JavaScript
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Often you supply a default value in a text field which you want to automatically clear when the user enters the field. This will do that operation and fill the field with a default value.

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Copy this code and paste it in your HTML 
  1. function no_empty(field, text) {
  2. 	if( field.value == "")
  3. 	{
  4. 		field.value = text;
  5. 	}
  6. }
  7.  
  8. /* call with an onblur event
  9.  * example:
  10.  * <input type="text" maxlength="24" onblur="no_empty(this, \'City\')" id="city" name="city" 
  11.  *    value="City" />'
  12.  */

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