enumerate(a_script)

Call do handler of given script object with each item in the XList as an argument.

The parameter "a_script" is a script object which must have a do handler.The do handler must have two arguments.

  on do(an_item, sender)
    -- do something
	return true
  end do

• item : an item in the target XList.
• sendr : the target XList.

The do handler must return true or false. When the do handler return false, the processing enumerate handler is stoped immediately.

Calling this method will cause to reset the interator counter of the target.

• a_script(script object) : must have a do handler which require only argument. The do handler must return boolean.