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PHP Generator for MySQL online Help

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clear

Deletes all elements in a checkbox group or a multiple select.

 

Signature:

function clear()

 

Example:

The code below placed in the OnInsertFormEditorValueChanged and OnEditFormEditorValueChanged changes the content of the 'Clothes' checkbox group depending of the selected season.

 

if (sender.getFieldName() == 'season') 

{

 var $item_count = editors['clothes'].getItemCount(); 

 if ($item_count == 6)

   {

    if (sender.getValue() == 'Winter')

       {

       editors['clothes'].removeItem('Shorts');

       editors['clothes'].removeItem('Sandals');

       editors['clothes'].removeItem('Swimsuit');

       }

    else

    {

      editors['clothes'].removeItem('Coat');

      editors['clothes'].removeItem('Boots');

      editors['clothes'].removeItem('Cap');

    }

  }

  else

  {

    editors['clothes'].clear();

    if (sender.getValue() == 'Winter')

       {

       editors['clothes'].addItem('Coat','Coat');

       editors['clothes'].addItem('Boots','Boots');

       editors['clothes'].addItem('Cap','Cap');  

       }

    else

    {

       editors['clothes'].addItem('Shorts','Shorts');

       editors['clothes'].addItem('Sandals','Sandals');

       editors['clothes'].addItem('Swimsuit','Swimsuit');

    }

  }

 

The screenshot demonstrates the result of the fired event.

 

 

See also: addItem, removeItem, getItemCount



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