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发表于 2012-11-13 08:48:12
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1判断语句3 [4 A0 \$ G- X/ |2 i* C6 M3 F
if <condition> then Z, M* h; \: ~8 |8 g0 V
<statement sequence1>;2 p) u7 D7 Z1 Z* B' a! a6 o1 I9 R
elseif <condition> then+ Q8 }. h" {# S- y/ L6 I- M. J
<statement sequence2>;5 A* w9 i/ H/ Q6 O! P
else 6 \3 t2 R! N( J; j5 u$ W
<statement sequence3>;* _0 p6 E6 o# g4 Y& O; i6 X+ Y
end; t6 H. \0 A! x! z; E9 I, Z
如果分支比较多，用：$ X/ O& v3 _" ~1 |- O
inspect <expression>1 |$ j; Y5 W2 O; I0 S
when <constant_list> then
! u9 }$ i7 D& e' g$ Q( J <statement sequence1>;
9 n" G3 \7 i# J5 o. V when <constant_list> then4 P; O5 c; K- N, K, V
<statement sequence2>;2 B9 l j' u! h* U. M
...
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<statement sequence3>;
( c' q9 P$ v- n! @) F* G9 r8 |end;
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2循环语句
! ~1 i4 W$ B6 ?1 {' m0 H: G5 i (1) from <statement sequence1>
/ L4 _, S3 v+ q7 B% @& o until <condition> loop
, M, [# Q6 u6 U' ^) q <statement sequence2>;
g" x7 O' E' X4 Q4 f) N end;
# `4 |, A9 _: z: N: X3 F5 C8 {7 J* M$ \ (2) while <condition> loop7 ?% W: l( A/ c# P% d
<statement sequence1>; Y; R* X }$ Y5 F
end;
& V- q! @1 X9 _0 `' _8 m9 C (3) repeat l' D% ^! f4 ~/ K
<statement sequence1>;% i/ e% ^3 _1 C6 G: U
until <condition>;' U' G @: g; U' D) J4 ~2 A7 |
(4) for <condition> to <condition> loop- s" P+ S- M" S2 a1 P/ `
<statement sequence1>;
2 m4 T0 F5 p0 v: q K& ] next;
; P* p( d5 P& _# k+ x2 F0 C3中断语句
. f4 K' y; b- o& r waituntil <condition> prio <integer expression>;1 z" e1 i/ z9 q$ k2 z$ a4 ^! u
. I# ~1 t' k% A8 m* S
* R+ K2 A% f, e0 A以上为常用的函数！
% t# }- c1 G' t7 ]还有很多，如有需要我把资料发到你邮箱里
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