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  2. Tekla Structures
  3. Tekla.Structures.Filtering Namespace
  4. BinaryFilterExpressionCollection Class
  5. BinaryFilterExpressionCollection Methods
  6. BinaryFilterExpressionCollection.IsFirst Method

BinaryFilterExpressionCollectionIsFirst Method

Determines whether an element is the first item of the collection.

Namespace:  Tekla.Structures.Filtering
Assembly:  Tekla.Structures (in Tekla.Structures.dll) Version: 2026.0.0-alpha00057080+93cd22c410a086ecc356b7088d4daaf2e12907eb
Syntax
Copy
public bool IsFirst(
	BinaryFilterExpressionItem BinaryFilterExpressionItem
)

Parameters

BinaryFilterExpressionItem
Type: Tekla.Structures.FilteringBinaryFilterExpressionItem
The element to evaluate. This value cannot be null.

Return Value

Type: Boolean
True if the element is the first item.
Exceptions
ExceptionCondition
ArgumentNullExceptionThrown when the supplied item is null.
See Also
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