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jihuangy 发表于 2013-1-14 14:45
9 W& j- y! i. Y$ i+ f5 N) l1 c宏程序怎么判断空值?是不是NULL?
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3 ^7 g8 D5 B H7 A.......3 _: ]* w& u' O5 X# m2 a
M30% z- {; Y+ Y- c K' b
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6 j3 B3 t3 ?' p# O. RO9001
# N# o" M, `, ]4 f9 x/ ]% |IF[#1EQ#0]GOTO99' f/ q! b) A! h9 f7 C4 d9 a t) z9 M
IF[#7EQ#0]GOTO99" Y+ K+ i" L; i" g; J2 v; a+ S/ A
IF[#24EQ#0]GOTO996 C8 C2 s) N& v( E, ^) ^5 b/ Z8 W2 x8 }
IF[#26EQ#0]GOTO99
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3 U- h. p) m H/ n) Q4 Q% i E............7 ^9 \$ K% _" L% Q- w
...........
" l& U/ D# x& ^/ h8 J7 |: ^N99
9 S' Y( G( }- eM99/ J" W K1 r; S" Z8 l1 \ f- |
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