IApp.CheckExpressionAsync Method (String, IEnumerable(String), AsyncHandle)

IAppCheckExpressionAsync Method (String, IEnumerableString, AsyncHandle)

Checks if a given expression is valid.

Namespace: Qlik.Engine
Assembly: Qlik.Engine (in Qlik.Engine.dll) Version: 1.1.0.0 (1.1.0.0)

Syntax

Task<CheckExpressionResult> CheckExpressionAsync(
	string expr,
	IEnumerable<string> labels = null,
	AsyncHandle asyncHandle = null
)

Function CheckExpressionAsync ( 
	expr As String,
	Optional labels As IEnumerable(Of String) = Nothing,
	Optional asyncHandle As AsyncHandle = Nothing
) As Task(Of CheckExpressionResult)

Parameters

expr: Type: SystemString
Expression to check.
labels (Optional): Type: System.Collections.GenericIEnumerableString
List of labels. This parameter is optional.
asyncHandle (Optional): Type: Qlik.EngineAsyncHandle
Handle to asyncronous method request

Return Value

Type: TaskCheckExpressionResult

Reference

IApp Interface

CheckExpressionAsync Overload

Qlik.Engine Namespace