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发表于 2012-11-13 08:48:12
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1判断语句$ ?6 X' ^: m& P; W% S* d8 X
if <condition> then
0 K% y/ N! p! Q5 o <statement sequence1>;7 g+ |! V. J0 @- |4 T" O# m7 j
elseif <condition> then
# p. n: c6 y# B6 ~! N; K <statement sequence2>;
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<statement sequence3>;" ~! J" H: _0 a
end;( c/ V2 r- ?# q# |
如果分支比较多，用：, h8 W6 D* i# ?) g o
inspect <expression>4 s# ~0 O+ U0 I$ x
when <constant_list> then$ S7 m# t$ r; J- b) z$ x/ j1 k6 X
<statement sequence1>;
" n6 V5 K! h7 ~9 } I4 ^ when <constant_list> then
3 ~ f- T# k q. v, `) t8 ]8 ? <statement sequence2>;
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else
$ L- v7 a7 w% S( _5 ]* q; O9 e <statement sequence3>;
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2循环语句
, r% v5 R h5 V( C/ ?% @1 S4 } (1) from <statement sequence1>0 s. f& O, }% R. z3 {2 U
until <condition> loop
2 b, ]9 s T7 g/ b- l3 O) k <statement sequence2>;
/ ]5 V/ U1 V" N4 _; f end;
: L# K7 f+ G, g8 H8 e) g (2) while <condition> loop
' [8 [7 ?7 W1 L8 b7 [: r# D <statement sequence1>;9 P) N8 U x" f5 |: X
end;
- \ ?1 K7 y0 l6 ?/ {0 n (3) repeat
6 y. t8 E" q, v7 N, h <statement sequence1>;0 Q& J& b( r: l, Z& d8 {8 D
until <condition>;$ @( |. S- x/ @! _ S$ V4 [
(4) for <condition> to <condition> loop
- \' E2 _+ o1 }9 d) B4 N <statement sequence1>;0 M5 N/ ]6 s, R9 ~
next;
+ I, V" [1 y' q$ q( v: h4 p: d& w! |9 L3中断语句
/ ]5 `% p6 ^/ w0 Z" F/ g4 }! g0 V waituntil <condition> prio <integer expression>;; y+ m/ Q; u4 m! L+ K5 O; ]& q0 Z
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! Z7 A, t2 g% ?+ j" C+ [* G以上为常用的函数！( z6 X8 H+ x" ?# @
还有很多，如有需要我把资料发到你邮箱里
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