P99

◆ P99_LOGIC_NOT

#define P99_LOGIC_NOT (   A)    P00_NOT_0(P99_IS_EMPTY(_0), P99_IS_EQ_0(_0))

Do a logical negation of the argument.

The result is the token 1 (seen here as ‘true’) if the argument was empty or if it evaluated to the token 0. Otherwise returns the token 0.

Returns
tokens 0 or 1

Definition at line 85 of file p99_logical.h.