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Allegro CL |
ANSI Common Lisp 2 Syntax 2.4 Standard Macro Characters 2.4.8 Sharpsign
2.4.8.18 Sharpsign Minus#- is like #+ except that it skips the expression if the test succeeds; that is,
#-test expression ==#+(not test) expression For examples, see Section 24.1.2.1.1 Examples of Feature Expressions. |