# .readnext null command

The .readnext null command reads data
from an active list. The .readnext command does
not terminate if a list value does not exist.

## See also

- [.readnext command (Output processor)](https://d3codex.com/output-processor/dot-readnext-command-output-processor/)
- [Active list](https://d3codex.com/definitions/active-list/)
- [Output processor commands](https://d3codex.com/output-processor/output-processor-commands/)
- [Output processor overview](https://d3codex.com/output-processor/output-processor-overview/)

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Source: https://d3codex.com/output-processor/dot-readnext-null-command/ - part of the D3Codex reference.