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Help / WLanguage / WLanguage functions / Standard functions / Queue, stack, list and array functions / Queue, stack and list functions
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Stored procedures
Retrieves the characteristics of a WLanguage list: types of elements and number of elements.
Example
// List whose elements are instances of MyClass
MyList is List of MyClass
// Retrieve the definition of the type of elements
MyDefinition is Definition
MyDefinition = ListInfo(MyList, tiElementDefinition)
Syntax
<Result> = ListInfo(<WLanguage list> , <Information>)
<Result>: Variant
Requested information.
<WLanguage list>: List
Name of the List variable to be used.
<Information>: Integer constant
Information to retrieve:
tiElementDefinition<Result> is a Definition variable and it contains the definition of the type of elements.
AndroidAndroid Widget Java This constant is not available.
tiElementType<Result> is an Integer variable and it contains the type of the elements found in the list. This result is compatible with TypeVar.
tiTotalNumber<Result> is an Integer variable and it contains the total number of elements in the list.
Component: wd290vm.dll
Minimum version required
  • Version 16
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Last update: 05/26/2022

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