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发表于 2012-11-13 08:48:12
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1判断语句
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<statement sequence1>;
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<statement sequence2>;
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<statement sequence3>;/ B# `3 i' ]8 l3 A
end;
8 @3 M6 S- y p如果分支比较多，用：8 e8 G) {: x& g+ |0 ?( \6 r
inspect <expression>7 t6 Q& Z! X+ h, k% e* [
when <constant_list> then: \% a( m1 ~# {. `! ?
<statement sequence1>;& q6 Z' U, c9 n: |4 [; z' P7 T
when <constant_list> then9 |" c0 _: L) N9 Y4 c% X
<statement sequence2>;
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else
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end;, L2 z$ P) t3 m! i0 q* }; Z1 {# G
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2循环语句
1 q c/ X, Y* C- l$ _9 B. g2 i, i$ B (1) from <statement sequence1>
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6 ? a+ t: \2 [) r0 n1 {; p <statement sequence2>;; p! E' h- P% l# G' I5 n
end;' L( `1 g5 i2 I* |/ g( j7 O
(2) while <condition> loop
6 h* V+ ]4 w8 g" T$ ]. v0 S <statement sequence1>;
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(3) repeat 5 \( N2 K$ P' y
<statement sequence1>;6 D+ R! V7 x& D5 _7 p" i" n; P
until <condition>;
! h3 y3 q, y% H3 m7 H (4) for <condition> to <condition> loop& m5 ^1 S& \1 L
<statement sequence1>;# I% B+ Q5 U0 i
next;4 W4 \$ |2 S, L) W1 N9 r! _
3中断语句, |. z8 B7 v: ?4 Z
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
) K$ h. H9 _7 q' M* ~+ J还有很多，如有需要我把资料发到你邮箱里
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