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发表于 2012-11-13 08:48:12
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1判断语句- t1 q5 Q- D2 f' g
if <condition> then- Z2 i7 Z. k* H
<statement sequence1>;
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<statement sequence2>;# ?7 t- W- @) U! d& T
else ) y5 h# N, g% A: Y3 K) T7 V4 i
<statement sequence3>;
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如果分支比较多，用：/ @3 z: z/ ]7 ^: X1 X e0 x
inspect <expression>0 y* F7 G3 s( S$ |: T2 \6 ^$ \/ f7 s
when <constant_list> then
( k9 \3 r( h$ w% V <statement sequence1>;% V+ w1 ]1 t L+ \- C M: y
when <constant_list> then
" _" d L6 W0 v9 R+ q+ a. S <statement sequence2>;2 x F2 K; R3 A! R" q; [ r
...! O2 _5 d/ e% b, c* n
else
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2循环语句/ b- g- ?8 {7 r8 K# m
(1) from <statement sequence1>( _* t p+ z: q) m, {
until <condition> loop1 |: B5 c3 L' z3 E
<statement sequence2>; P) z4 V1 D% p2 P
end;" U& j, h# z- k& C" ^
(2) while <condition> loop" e" c' O- K; W+ L5 P! p3 T5 P' R
<statement sequence1>;8 ~: {' v' {* o- J& s/ O
end;9 L) \- p5 o; w3 D$ j
(3) repeat - N5 L6 S8 k! W0 i9 k
<statement sequence1>;; ?: ^8 s; u! S# x; V* k/ Z( m
until <condition>;7 A' b; @2 @( d5 m7 ~
(4) for <condition> to <condition> loop. o# b* Q. ]- I# a- q Y2 @5 C/ N
<statement sequence1>;+ V% Q/ M; ?9 t/ f4 A3 _
next;, H' J; ~4 y. t/ c& ^
3中断语句
, v/ O5 T4 a' q$ N A waituntil <condition> prio <integer expression>;) z/ ]/ ?' E! e$ A, b
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+ X' t6 R6 H: Y以上为常用的函数！! P2 D9 ]& u) u% b- `' _
还有很多，如有需要我把资料发到你邮箱里
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