Function Block

In software languages, a function block contains input variables, output variables, through variables, internal variables, and an internal behavior description of the function block. Function blocks are used primarily to specify the properties of a user function. Many software languages are based on function blocks. Function block is abbreviated as FB.

See also function block adapter (FBA).

Vangie Beal
Vangie Beal
Vangie Beal is a freelance business and technology writer covering Internet technologies and online business since the late '90s.

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