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Node inject

The inject node is used to manually create and send messages into the flow. It is one of the key tools for testing.

Settings for the inject Node​

"Node Information" window of the inject node: "Name" set to "start process"

1. Name​

A field for specifying the name of the node.
The name is displayed in the workspace and helps to easily identify the node.
If left empty, the node will be called inject.

Example:

  • Node name: start process

Input​

The inject node does not accept incoming messages, as it generates messages for the flow itself.

Output​

The inject node sends msg.payload with a timestamp.

Usage Examples​

Example 1: Test Flow Start​

Flow:

[inject] ---> [function] ---> [debug]

Result: The node will send a test message into the flow.