Null (Reserved word) The Null keyword can be used according to different methods in WLanguage...... Variant (Type of variable) The Variant type is used to: store any simple value: boolean, numeric (Currency, Real, Integer, etc.), characters and character string, date (Date, Time, DateTime and Duration), ... store named or indexed subelements. store any complex value: structures, classes, advanced types, arrays, associative arrays, queues, stacks and lists. handle the NULL value in WLanguage. store interactions with ActiveX objects and Automation programming.... JSONToVariant (Function) Converts a JSON string to a Variant variable. List of reserved words StatVarianceP (Function) Calculates the variance for a full series of values. StatVariance (Function) Calculates the variance for a series of values. BuildAutomationVariant (Function) Builds an Automation variant parameter. VariantToJSON (Function) Converts the content of a Variant variable to JSON. VariantConvert (Function) Converts the value stored in a Variant variable]. VariantMember (Type of variable) The VariantMember type is an advanced type corresponding to an array of members, each member being a variant variable. Member (Property) When used on Variant variables, the Member property is used to get the array of named elements. Modbus Modbus is a "field" (industrial and/or restricted environments) communication protocol created in 1979...... Class (Property) The Class property is used to get the actual type of the class instance handled by an object, variant or dynamic object variable. Type (Property) The Type property is used to get: the type of element (data file or item) defined programmatically or in the data model editor, view or query. the type of object. the type of data held in a Variant.... NULL values in HFSQL WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of HFSQL data files and for all the other types of accesses (Native, OLE DB, ...... grPiePullOut (Function) Pulls out a section (or all sections) in a chart. <Chart>.PiePullOut (Function) Pulls out a section (or all sections) in a chart. <Chart>.SunburstPullOut (Function) Pulls out a section (or all the sections) in a Sunburst chart. grSunburstPullOut (Function) Pulls out a section (or all the sections) in a Sunburst chart. Range Area chart The Range Area chart is used to show a variation between a high and a low value...... The "Stock" charts The Stock charts are used to represent the variations in the values of shares...... HFTListWord (Function) Lists the words of the current record that will be taken into account by the full-text indexing. <Source>.FTListWord (Function) Lists the words of the current record that will be taken into account by the full-text indexing. Check: FTP connectivity The monitoring robot will try to connect to the FTP server with the parameters of the server...... Null (Property) The Null property is used to: Assign NULL to the item for the current record. Find out whether the item is associated with the NULL value for the current record. Define the default value of an item when the item is described through programming....