AYUDA EN LÍNEA
 WINDEV, WEBDEV Y WINDEV MOBILE

Versión: 2025
Resultados de la búsqueda
Resultados 4176-4200 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).
HInitSubscriber (Función)
Inicializa el rango de identificadores automáticos de un archivo de descripción de una réplica esclavo (extensión ".RPL").
Eventos asociados a los controles Página interna
Lista de eventos asociados con las páginas internas y los controles Página interna
eToCurrency( Función)
Convierte un valor expresado en euros a otra moneda.
eChangeCurrency( Función)
Convierte una moneda a otra moneda.
eToEuro( Función)
Convierte a euros un valor expresado en una moneda específica.
eDefaultMemCurrency( Función)
Identifica o modifica la moneda almacenada que utiliza Default.
Gestión de cuentas
WEBDEV Account Manager le permite crear una cuenta implementación......
ListAdd (Función)
Añade un elemento a un cuadro de lista, ListView o control Combo Box rellenado mediante programación.
grInfoXY (Función)
Devuelve información sobre las series encontradas en un punto específico del gráfico.
ListSelectMinus (Función)
Deselecciona un elemento de un Cuadro de Listas, ListView o control Combo Box.
NetIPAddress( Función)
Devuelve la IP (Protocolo INTERNET) Address de un ordenador.
iMargin( Función)
Define los márgenes "lógicos" de impresión.
Sesiones de formación organizadas por PC SOFT
PC SOFT le propone varias clases de formación, según sus propias necesidades.......
Administrador de WEBDEV: Características de las conexiones de corriente
LeftMargin (Property)
El LeftMargin Property se utiliza para: Encuentra el margen izquierdo de un reporte. Modificar el margen izquierdo de un reporte....
TopMargin (Property)
El TopMargin Property se utiliza para: Descubra el margen superior de un reporte. Modificar el margen superior de un reporte....
EmailSend( Función)
Envía un Email a través del protocolo SMTP mientras controla el "buffer" del Email.
Biblioteca,Disco (Idioma externo)
Abre la biblioteca de proyectos que está almacenada en el disco.
Eventos associated con el control Conferencia
Lista de eventos associated con un control Conferencia...
Eventos associated con controles de forma
Lista de eventos associated con controles de forma...
docNumberingLevel (Tipo de Variable)
El tipo docNumberingLevel se utiliza para definir las características avanzadas de un nivel de numeración utilizado en un procesador de textos Document.
Sobrecargar una función WLanguage o utilizar una función WLanguage en una consulta SQL
WLanguage incluye la palabra clave "WL"......
rssChannel (Tipo de Variable)
El tipo rssChannel se usa para manipular un canal RSS...
zipIsMulti (Función)
Devuelve la clase de archivo: archivo de una sola parte o archivo de varias partes.
grLegendFont (Función)
Modifica la fuente utilizada para la leyenda del gráfico.
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