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发表于 2012-11-13 08:48:12
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1判断语句& p! d( B. w# \9 c
if <condition> then
1 }0 Q4 G1 M, {, h2 } <statement sequence1>;! k# l; n! n2 E$ m- H+ |! \; F
elseif <condition> then2 H v, t2 ~9 h6 p
<statement sequence2>;
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<statement sequence3>;" x9 t( r& c1 K* ~4 ^' f3 Q0 W+ h0 c" Y
end;
1 _. [6 s2 C+ _1 J A如果分支比较多，用：' P, Q2 F0 x' Q: w' d: X
inspect <expression>- W5 Q2 E; M, I) [8 K( m- _
when <constant_list> then1 r! Q# A) d9 m* \/ g3 f$ h
<statement sequence1>; O5 B6 s+ ]5 s( d( V: q( y6 ^) }* J
when <constant_list> then: |' L- k: ]: Q6 E
<statement sequence2>;0 x# H1 u- k0 n h7 w
.../ W2 A0 ~$ U) p9 G! Q( N
else+ u' k3 w8 I c2 [
<statement sequence3>;
$ t* F1 ~: w% G# S# gend;( i0 u! B: h* I" Z' s. ?: ^8 E W
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2循环语句1 j% x2 x Y: ~3 H: r5 H. j
(1) from <statement sequence1>
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! n2 S6 a. y5 u- a0 b: f6 @ <statement sequence2>;
1 y; }% a' Y' V end;. [7 _0 [2 n+ N* B3 {0 a
(2) while <condition> loop
1 { Z0 }" A# o6 o3 L2 X& M <statement sequence1>;0 c5 X s+ ^. ~% r
end;
2 o3 ]9 E7 g3 {: P (3) repeat
8 c) c3 q, F: M* y+ {* ~) _ <statement sequence1>;: J( t8 u! L0 m+ d
until <condition>;% z3 x1 m: `6 s% Y- C/ d$ R& \+ O
(4) for <condition> to <condition> loop9 _1 y: @' B7 a: {5 {
<statement sequence1>;
6 c3 `2 _5 s8 E6 N next;& n! L; ]7 C! g g
3中断语句
% g) ]& D5 t4 f" m1 [7 C waituntil <condition> prio <integer expression>;( Q& e0 S4 D, R
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以上为常用的函数！: W' T9 ]% c( C
还有很多，如有需要我把资料发到你邮箱里
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