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ListFirst

Get the first item in a list.

Version 1.0.0

Ports/Properties

lst

List to process.

verbose name
Lst
default value
None
port type
DataPort
value type
list (can be None)
data direction
IN

item

First item of the list.

verbose name
Item
default value
None
port type
DataPort
value type
object (can be None)
data direction
OUT

ifempty

Behavior if list is empty. If 'error', raise an error. If 'none', return None.

verbose name
If Empty
default value
error
port type
EnumPort
value type
str (can be None)

set_breakpoint

Set a breakpoint on this node. If this is enabled, your debugger (if one is attached) will trigger a breakpoint.

verbose name
Set Breakpoint (Debug Only)
default value
False
port type
BoolPort
value type
bool (can be None)

metadata

User-definable meta-data associated with the node. Usually reserved for technical purposes.

verbose name
Metadata
default value
{}
port type
DictPort
value type
dict (can be None)