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发表于 2012-11-13 08:48:12
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1判断语句5 {' m F5 {& o# F. Q
if <condition> then
5 e2 n: J) C3 @9 z+ g. }0 w <statement sequence1>;
2 G: S/ b; }6 p" J' g( b) c# E elseif <condition> then! ?* l$ h) i+ e
<statement sequence2>;
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<statement sequence3>;$ r; y% {$ k, \( c( U7 U6 s$ a
end;
+ ~3 L. a) t& ]1 @$ g/ [如果分支比较多，用：( T$ `& j6 O9 G! T& y' ~: P
inspect <expression>
) d, b8 j; c) q3 Q when <constant_list> then
# `" W) H2 }, Y* X) ~ <statement sequence1>;
" }' s# ^8 F4 O2 @' L* F' Y when <constant_list> then
s0 K$ p" A1 @5 w4 h' c0 R0 r <statement sequence2>;, } \* k- p% D( P/ }8 ]
...
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<statement sequence3>;) G& b. T0 T, l& w3 Z5 A
end;2 @* O( J$ p3 c) n- u
! t4 R. ?' k% G* c' M0 e2循环语句$ V7 l) f: `; |( L( m. l4 `5 k
(1) from <statement sequence1> w6 q3 n' k, I3 H% \
until <condition> loop
% F& L& `; p. F" k <statement sequence2>;8 x5 {% M) D' k% i% r; G( T5 h
end;
& f( r. `! _1 L! K3 F; X5 k (2) while <condition> loop
2 ?1 N0 e. n: }$ @4 E <statement sequence1>;
; o, M" _% C L, B3 V" C; n* a3 ?: | end;
0 y) F' e3 w N (3) repeat
, k5 `/ q4 q! y* B2 m0 i( v8 p <statement sequence1>;
( ]( A8 D: r4 s. @& e0 m until <condition>;0 Y6 ~4 Z1 z* {) R
(4) for <condition> to <condition> loop$ `3 K5 L _, c |2 N
<statement sequence1>;$ x- H" ^1 x( h( d; C! i J
next;
( N0 s3 g* w5 A6 A/ I: r R3中断语句* Q& z4 P3 `, H* I1 C) y& z# B
waituntil <condition> prio <integer expression>;0 v" B6 X8 R$ g* X3 r& I
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9 u0 g& J( D! |1 ]6 u以上为常用的函数！% h+ h& _& T2 ]& H
还有很多，如有需要我把资料发到你邮箱里 0 H* m# z3 I/ _
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