File: groff.info,  Node: Conditionals and Loops,  Next: Writing Macros,  Prev: Strings,  Up: GNU troff Reference

5.23 Conditionals and Loops
===========================

'groff' has 'if' and 'while' control structures like other languages.
However, the syntax for grouping multiple input lines in the branches or
bodies of these structures is unusual.

* Menu:

* Operators in Conditionals::
* if-then::
* if-else::
* Conditional Blocks::
* while::