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发表于 2012-11-13 08:48:12
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1判断语句
) |( U9 h9 B2 |9 D/ z) u) K3 f if <condition> then
, \. T# g: T s% J+ J <statement sequence1>;5 z/ P( M. _& s$ ?% X
elseif <condition> then
2 V: {8 W( B! A; s" L <statement sequence2>;
4 F/ A4 N/ `, H$ @ else
a+ E3 c4 F/ f# `9 y- O <statement sequence3>;
7 X7 Q, M) U# d4 k/ L2 e: r end;8 i! q) B* z& o- N& ^
如果分支比较多，用：" ?) x+ l! m, v8 E+ q% S; }- B
inspect <expression>+ m+ F- }5 R8 Z8 |" z
when <constant_list> then
5 e; V! _1 D& U3 A+ H4 b5 n# q- G0 g <statement sequence1>;" H! H- T9 |) O2 Q
when <constant_list> then
2 |/ r5 I! t( y' K( O2 P: o$ C <statement sequence2>;7 }1 A5 Z$ Z- k5 ^
...
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<statement sequence3>;
4 L4 v: ?9 }0 p* Nend; l7 d/ [. S7 |1 A% N4 `9 \
8 D- c% u {! N6 A H2循环语句
. V ?1 h: Q6 X3 ]5 T2 J7 `( b7 \ (1) from <statement sequence1>
/ n* J" ^1 F5 y4 w+ Z until <condition> loop
+ P7 Q% M6 n- Z# H1 Q. s% J# l <statement sequence2>;+ E2 T" Q& {0 F- y
end;3 E2 o+ O' o. x, c4 o
(2) while <condition> loop
& T# |) t6 o2 u. J$ F( g <statement sequence1>;& t# `) R1 i6 a- i4 {
end;" B! b7 z+ E1 h7 y3 x! _) |: m
(3) repeat
- O& C$ x. w+ c4 k' n E: J# X <statement sequence1>;
# u A9 t) C. A: }& T7 G until <condition>;1 y a+ A. P/ w, I, M3 M
(4) for <condition> to <condition> loop% I$ V5 ~5 l' G- ~; n$ [
<statement sequence1>;
! i( Y% F$ k1 l next;
9 u. U3 ?; ~6 r' a5 @3中断语句
. T4 B( l( x- b8 W, C% r waituntil <condition> prio <integer expression>;* D; P* ?# G+ m" S" \! Q
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以上为常用的函数！* @) {0 m Y1 a: Y* m
还有很多，如有需要我把资料发到你邮箱里
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