Namespaces

A namespace groups a set of related constants and functions that Nextflow makes available to every script. The global namespace is available without a prefix, while the remaining namespaces are accessed by name, such as workflow.projectDir.

Available namespaces

Page	Description
Global namespace	The globally available constants and functions.
channel	The built-in channel factories.
log	Functions for logging messages to the console.
nextflow	Information about the current Nextflow runtime.
workflow	Information about the current workflow run.

See also

• Types: The standard types returned by these constants and functions.