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Versión: 2025

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Resultados 726-750 de 4687 para data file
How do I run through a data file?
Looper control linked to a data file
A Looper control can be used to display the content of a data file or query...
Creating an executable: Data file directory
Two types of directories can be configured when creating the executable...
Analysis: Description of data file structure
The analysis allows you to define the structure of data files used by the project...
Generating a description of a data file from a window or from a page
When you design a quick prototype, you often create windows (or pages) without defining any data files...
HListFullTextIndex (Function)
Returns the list of full-text indexes of a file (a query or a view) recognized by the HFSQL engine.
HClose (Function)
Closes either a data file or all data files opened by the current user: all corresponding physical data files are closed for the current user.
<Source>.Watch (Function)
Trigger monitoring of write actions (add, modify or delete) performed on a data file present on an HFSQL server. In case of modification, a specific procedure can be triggered.
HEndNoModif (Function)
Unlocks a file that was locked by the same program with HNoModif.
HReset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
<Source>.ExportJSONString (Función)
Exporta los registros de un archivo de datos (HFSQL u OLE DB), vista o consulta a una cadena JSON.
HDeactivateFilter (Function)
Temporarily disables the filter on a data file (view or query).
HDescribeFile (Función)
Describe un archivo de datos mediante programación.
fDataDir (Function)
Returns the full path of the directory of HFSQL data files specified by the user when installing the application.
<Source>.Reset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
HRecordToString (Function)
Converts the content of the current record to string (in a data file, HFSQL view, query, etc.).
HExportJSON (Función)
Exporta los registros de un archivo de datos (HFSQL u OLE DB), vista o consulta a un archivo JSON.
HListStopWord (Function)
Returns the list of stop words used by a full-text index.
<Source>.CheckUnaltered (Function)
Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor).
HDescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL data file.
HDeleteView (Function)
Deletes a previously created view. This function uses the former view mechanism.
HListREP (Function)
Returns the list of assignments for the data files handled by the current application, which means the list of physical files corresponding to the files described in the analysis.
HExportXML (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to an XML file.
<Source>.DescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL data file.
HGetCurrentPosition (Function)
Returns the approximate position of current record in the data file.
HRestorePosition (Function)
Restores the previously saved context of a file (function HSavePosition): record in progress, filter, playback pointers.
HListItem (Function)
Returns the list of items:
  • found in a data file ( a query or a view) known to the HFSQL engine. The data files defined by HDeclare, HDeclareExternal and HDescribeFile are taken into account.
  • found in a Record variable.
HWrite (Function)
Writes a record into a data file without updating the indexes corresponding to all keys used in the file.
Unalterable data files
This feature is used to signal that a data file cannot be modified after writing...
HSetPosition (Function)
Sets the position on a record, based on the approximate position of one of its items.
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
HFilter (Function)
Defines and enables a filter on a data file, view or query.
HFound (Function)
Checks whether the current record corresponds to the current filter or search.
HFirst (Function)
Sets the position on the first record of a data file according to the specified browse item.
HLast (Function)
Sets the position on the last record of a data file according to a browse item.
HDeactivateTrigger (Function)
Disables a trigger.
HListKey (Function)
Returns the list of keys in a data file (query or view) recognized by the HFSQL engine.
HListFile (Function)
Returns the list of files:
  • current analysis.
  • analyses in progress (projects with multiple analyses).
  • a specific analysis recognized by the HFSQL engine.
  • available on a connection via a Native Connector or an OLE DB driver.
  • for a group of files defined in the data model editor.
Using Unicode in HFSQL data files
The analysis proposes two types of Unicode items...
HListSynonym (Function)
Returns the list of synonyms used by a full-text index.
Managing connections
WINDEV, WEBDEV and WINDEV Mobile propose different methods for describing a connection...
NULL values in HFSQL
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of the HFSQL data files and for all the other types of accesses (Native, OLE DB, ...
HDescribeLink (Function)
Describes a link between two data files programmatically.
HErrorLock (Function)
Used to check whether a lock error occurred.
HDeleteAll (Function)
Deletes all records from a data file, an HFSQL view or a query.
HErrorPassword (Function)
After the execution of a read or write function in a data file, used to find out whether an error caused by a wrong password occurred on this data file.
<Source>.SavePosition (Function)
Stores the current context of a data file: current record, filter, read pointers.
<Source>.RestorePosition (Function)
Restores the previously saved context of a file (function HSavePosition): record in progress, filter, playback pointers.
HUnlockRecNum (Function)
Unlocks a record locked by:
  • HLockRecNum,
  • a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example).
HExportJSONString (Función)
Exporta los registros de un archivo de datos (HFSQL u OLE DB), vista o consulta a una cadena JSON.
<Source>.Open (Function)
Opens a data file.
HNoModif (Function)
Forbids all the modifications on a data file (for all the programs, including the one that requested the no-modification policy).
HCheckUnaltered (Function)
Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor).
HDelete (Function)
Deletes a record from a data file (query or view).
HDescribeFullTextIndex (Function)
Describes a full-text index of data file created programmatically.
<Source>.Previous (Function)
Sets the position on the previous record of the data file according to a browse item.
HExportXLS (Function)
Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX).
HOut (Function)
Used to find out whether the record on which you want to be positioned is located outside the data file, filter, view or query.
HPrevious (Function)
Sets the position on the previous record of the data file according to a browse item.
<Source>.ListLink (Function)
Returns the list of links (Merise) in the current analysis or in a specific analysis.
HExportCSV (Function)
Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file.
Zombie data files and items
During the life of an application, items live and die...
HDescribeItem (Function)
Describes a file item programmatically.
<Source>.DeactivateFilter (Function)
Temporarily disables the filter on a data file (view or query).
Application triggers
A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ...) on a record of a data file.
HUnlockFile (Function)
Unlocks the records of a data file:
  • locked by HLockFile.
  • individually locked by a locking read function.
<Source>.RecordToString (Function)
Converts the content of the current record to string (in a data file, HFSQL view, query, etc.).
HReadNext (Function)
Sets the position on the next data file record according to a browse item.
HListLink (Function)
Returns the list of data file bindings (Merise type) present:
  • in the current analysis,
  • in ongoing analyses (projects with multiple analyses).
  • in a specific analysis.
HWatch (Function)
Trigger monitoring of write actions (add, modify or delete) performed on a data file present on an HFSQL server. In case of modification, a specific procedure can be triggered.
HCreateView (Function)
Creates an HFSQL view.
This function uses the former view mechanism.
HReadLast (Function)
Sets the position on the last record of a data file according to a browse item.
HOpen (Function)
Opens a data file.
HRead (Function)
Reads a record in a file according to a given record number.
HRetrieveRecord (Function)
Returns the content of the current record (in a file, a view or a query, ...).
HSavePosition (Function)
Stores the current file context (current record, filter, pointers).
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MaxNbSegment (Property)
El MaxNbSegment Property se utiliza para get y cambiar el número máximo de segmentos Line para dibujar un Alambre control.
FinDecreasingRedemption( Función)
Calcula el valor de amortización de un bien durante un período de tiempo específico, mediante la fórmula de amortización decreciente de tipo fijo.
Actualizar una página
Actualizar una página consiste en volver a mostrar una página que ya está abierta en el navegador......
Usando las ventanas WINDEV de los códigos fuente de Java
WINDEV puede ser usado para generar ventanas para una aplicación de Java......
¿Cómo recorrer en bucle un fichero utilizando filtros?
WDTestRest: Ejecute la prueba de sus servicios web REST
WDTestRest se utiliza para probar las llamadas a un servicio web HTTP REST o para ejecutar un Web API accesible por HTTP.......
<Looper>.BreakIndex (Función)
Devuelve el índice de la cabecera y el pie de página de una pausa dada en una control Looper.
ServiceModify( Función)
Modifica la configuración de un servicio de acuerdo con la información dada en los miembros del Servicio Variable.
HListTask (Función)
Lista las tareas programadas de un servidor HFSQL Client/Server para una conexión dada....
<Variable Connection>.ListTask (Función)
Lista las tareas programadas de un servidor HFSQL Client/Server para una conexión dada....
DeleteLine( Función)
Borra una Line en una posición determinada: de un array bidimensional. de la propiedad avanzada array (array de eventos gglCalendar, etc.)....
Centro de Gestión de Proyectos: Estadísticas
A la hora de gestionar un proyecto, hay que tener en cuenta algunos indicadores para entender la evolución del proyecto, su calendario, .......
FinPeriodInterest( Función)
Calcula para un período determinado el importe de los intereses de un préstamo amortizado mediante pagos periódicos fijos con un tipo de interés fijo.
Creando una ayuda de automatic
Las funciones de la aplicación automatic (AAF) le permiten añadir funciones a su aplicación sin tener que escribir un solo Line de código......
MemcachedAddPrefixKeyGroup( Función)
Añade un valor al inicio del valor existente en la caché para la clave dada en un grupo de servidores.
MemcachedAddSuffixKeyGroup( Función)
Añade un valor al final del valor existente en la caché para la clave dada en un grupo de servidores.
Centros de Control
Los Centros control proporcionan una visión global de un área determinada, ya sea en fase de desarrollo, en un emplazamiento operativo o en el mantenimiento o mejora de aplicaciones......
FlexGrow (Propiedad)
FlexBox - taux d'ancrage si on agrandi. ex flex-grow: 1;...
HToFile (Función)
Copia una fuente de datos (archivo, consulta, vista, etc.) a un archivo físico HFSQL con la misma descripción. Este archivo no está cifrado ni protegido por una contraseña.
OLEActivate( Función)
Edita un objeto OLE contenido en un OLE control.
WDOptimizer: Presentación
Las diferentes operaciones que se pueden realizar con WDOptimizer son las siguientes......
ServiceInstall( Función)
Instala un servicio de Windows o una daemon de Linux de acuerdo con la información dada en los miembros del Servicio Variable.
Conector Natif Informix para WINDEV y WEBDEV
WINDEV y WEBDEV proponen un Conector Nativo opcional para Informix (también llamado Native Access.......
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