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Массив - как убрать одинаковые значения
#35945361
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Откуда: Boston, MA, USA (c 1989 ) б. Москва
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$PBExportHeader$n_cst_deduplicator.sru
forward
global type n_cst_deduplicator from datastore
end type
end forward
global type n_cst_deduplicator from datastore
end type
global n_cst_deduplicator n_cst_deduplicator
type variables
protected:
string DW_SYNTAX_START
string DW_SYNTAX_END = ' name=sorter dbname="sorter") )'
end variables
forward prototypes
protected function long dedupe (ref any avalues[])
public function long of_dedupe_array (ref integer arr[])
public function long of_dedupe_array (ref long arr[])
public function long of_dedupe_array (ref string arr[])
public function long of_dedupe_array (ref double arr[])
end prototypes
protected function long dedupe (ref any avalues[]);/*------------------------------------------------------------------------------
Function: protected n_cst_deduplicator.Dedupe
Returns: Long
Parameters: reference Any avalues[]
Copyright ©2004 DTI - Philip Salgannik
Date Created: 2/24/2004
Description:
--------------------------------------------------------------------------------
Modifications:
Date Author Comments
------------------------------------------------------------------------------*/
IF IsNull(avalues) THEN RETURN 0
If UpperBound(avalues) < 2 THEN RETURN 0
long ll_dups
string ls_type, ls_dsdef, ls_err
Reset()
Choose Case ClassName(avalues[ 1 ])
Case "long", "unsignedlong", "ulong", "int","integer", "uint","unsignedinteger","unsignedint", "double"
ls_type = "number"
Case "char", "character", "string"
ls_type = "char(4000)"
CASE ELSE
//excercise for the reader
RETURN 0
END CHOOSE
ls_dsdef = DW_SYNTAX_START + ls_type + DW_SYNTAX_END
IF Create(ls_dsdef, ls_err) <> 1 THEN RETURN - 1
object.sorter.Primary = avalues
SetSort("sorter A")
Sort()
SetFilter("sorter <> sorter[-1] or GetRow () = 1" )
Filter()
ll_dups = FilteredCount()
IF ll_dups > 0 THEN
avalues = object.sorter.Primary
END IF
RETURN ll_dups
end function
public function long of_dedupe_array (ref integer arr[]);/*------------------------------------------------------------------------------
Function: public n_cst_deduplicator.of_Dedupe_array
Returns: Integer
Parameters: reference Integer arr[]
Copyright ©2004 DTI - Philip Salgannik
Date Created: 2/24/2004
Description:
--------------------------------------------------------------------------------
Modifications:
Date Author Comments
------------------------------------------------------------------------------*/
IF IsNull (arr) THEN RETURN - 1
long ll_dups
any temp[]
temp = arr
ll_dups = dedupe(temp)
IF ll_dups > 0 THEN
arr = temp
END IF
RETURN ll_dups
end function
public function long of_dedupe_array (ref long arr[]);IF IsNull (arr) THEN RETURN - 1
long ll_dups
any temp[]
temp = arr
ll_dups = dedupe(temp)
IF ll_dups > 0 THEN
arr = temp
END IF
RETURN ll_dups
end function
public function long of_dedupe_array (ref string arr[]);/*------------------------------------------------------------------------------
Function: public n_cst_deduplicator.of_Dedupe_array
Returns: Long
Parameters: reference String arr[]
Copyright ©2004 DTI - Philip Salgannik
Date Created: 2/24/2004
Description:
--------------------------------------------------------------------------------
Modifications:
Date Author Comments
------------------------------------------------------------------------------*/
IF IsNull (arr) THEN RETURN - 1
long ll_dups
any temp[]
temp = arr
ll_dups = dedupe(temp)
IF ll_dups > 0 THEN
arr = temp
END IF
RETURN ll_dups
end function
public function long of_dedupe_array (ref double arr[]);IF IsNull (arr) THEN RETURN - 1
long ll_dups
any temp[]
temp = arr
ll_dups = dedupe(temp)
IF ll_dups > 0 THEN
arr = temp
END IF
RETURN ll_dups
end function
on n_cst_deduplicator.create
call super::create
TriggerEvent( this, "constructor" )
end on
on n_cst_deduplicator.destroy
TriggerEvent( this, "destructor" )
call super::destroy
end on
event constructor;/*------------------------------------------------------------------------------
Event : n_cst_deduplicator.Constructor
Returns: Long
Parameters:
Copyright ©2004 DTI - Philip Salgannik
Date Created: 2/24/2004
Description: pbm_constructor
--------------------------------------------------------------------------------
Modifications:
Date Author Comments
------------------------------------------------------------------------------*/
Environment le_env
GetEnvironment(le_env)
DW_SYNTAX_START = 'release ' + String(le_env.PBMajorRevision) + '; datawindow() table(column=(type='
end event
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