Filter

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The Jargon File

Parts of this article are based on the Jargon File, v. 4.4.7,
a public domain document of hacker jargon.

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filter
Usage: n.
Etymology: Unix
Derivation: Very common; orig. Unix

See Also: plumbing, sponge


filter: n.

[very common; orig. Unix] A program that processes an input data stream into an output data stream in some well-defined way, and does no I/O to anywhere else except possibly on error conditions; one designed to be used as a stage in a pipeline (see plumbing). Compare sponge.

[edit]

Sources

Source: filter, in The Jargon File, version 4.4.7.


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