hasAttribute
The hasAttribute method checks if the specified method exists in the source table's AttributeMap.
Syntax
table.hasAttribute(key)
Parameters
| Parameter | Type | Description |
|---|---|---|
| key> | String | The name of the attribute. |
Returns
A Boolean that is True if the specified attribute exists in the source table's AttributeMap, or False if it does not.
Examples
In this example, we create an Input Table and then print the result of a call to hasAttribute().
import io.deephaven.engine.table.impl.util.AppendOnlyArrayBackedInputTable
import io.deephaven.engine.table.AttributeMap
source = newTable(
doubleCol("Doubles", 3.1, 5.45, -1.0),
stringCol("Strings", "Creating", "New", "Tables")
)
result = AppendOnlyArrayBackedInputTable.make(source)
println result.hasAttribute("AddOnly")
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