IValueSymbolTryReadValue Method

Reads the Value of the IValueSymbol

Namespace: TwinCAT.TypeSystem
Assembly: TwinCAT.Ads.Abstractions (in TwinCAT.Ads.Abstractions.dll) Version: 7.0.0+e56d35ccc4675faac24789a4aab60071fc61d470

Syntax

C#

int TryReadValue(
    int timeout,
    out Object?? value
)

Parameters

timeout Int32	The timeout in ms.
value Object	The symbol value.

Return Value

Int32
The error code.

Remarks

Calling on primitive types, a call of this method will return the primitive value. On complex types (structures and arrays) it depends on the ISymbolLoader settings what will happen. In non dynamic modes: the raw byte Array will be returned, in dynamic mode: A Value will be created on the fly. A negative timeout indicates that the Default Timeout for the communication will be used. 0 means timeout is switched off.

Reference

IValueSymbol Interface TwinCAT.TypeSystem Namespace

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