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jihuangy 發(fā)表于 2013-1-14 14:45 9 |! m7 h1 }* L* k$ T
宏程序怎么判斷空值?是不是NULL?
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.......
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8 @9 {, m, C7 M' G M%
9 }+ G) y% c6 qO9001" G9 K" e9 a4 e2 A4 Z. r
IF[#1EQ#0]GOTO99. ^# e; y& y( ^5 |
IF[#7EQ#0]GOTO99
0 ?* u& f( r0 uIF[#24EQ#0]GOTO99! z, v: U/ Y8 t# q" F
IF[#26EQ#0]GOTO997 F+ N, V, o# D& P) }
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* U& u, [ [# f; y, w3 T5 K6 S...........
/ y+ E5 J1 i1 ^7 S3 Y3 _9 tN99$ T9 s v- `% Q/ i3 ^0 B5 c% K
M99
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