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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
+ t3 A3 O2 U2 r, b( F6 p X0 E if <condition> then! g4 `/ q3 J% a
<statement sequence1>;
3 D) W! K0 f3 H6 g+ P D; t elseif <condition> then! Z" K, t7 \ i/ }; d1 W8 x# K
<statement sequence2>;
8 M; ~7 Q/ ~! Z+ w+ M. k5 N else
( Z$ D3 R7 m4 |0 }5 F& O' h3 P <statement sequence3>;
0 I7 q# L% H* E4 @' v Z end;
" U1 y$ _* f- x! k6 u* d4 W8 D4 N1 i如果分支比较多，用：) x0 [7 v v( a
inspect <expression>
! u: |& A: v8 M: \6 h, h, Z when <constant_list> then; X/ d0 T& `# P1 a
<statement sequence1>;" y J2 E2 U3 b$ [# Q$ L( o; s+ z
when <constant_list> then3 s+ |7 h1 C/ V: [8 `* h7 x$ h* n
<statement sequence2>;
; a$ [& p; i4 k( ~; ~0 J ...
' E, ?# ?4 N" Y4 ~5 s else
+ e, `$ l+ n* H2 m, E <statement sequence3>;: |% R& K: w4 K
end;% x' A+ M' d; Z7 K: s9 P
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2循环语句 v' [6 K6 f- _3 y
(1) from <statement sequence1>
+ b* U% d/ G1 g' v& x until <condition> loop4 C2 V# s* b! I. w6 ?5 G
<statement sequence2>;
$ K/ k% n1 ~) J end;
2 X0 Y: O( q) b0 I! a+ g' b. L (2) while <condition> loop+ A' _. z( d3 s$ L5 ~
<statement sequence1>;- L7 c3 B# m: \) W7 p
end;8 s8 U- z o. S& q. m( }4 {
(3) repeat
3 s. J9 q/ L# ]2 l" N <statement sequence1>;
$ ]% W! N7 z8 Q( O( a- [5 h until <condition>;. y& b0 K0 T7 P7 X
(4) for <condition> to <condition> loop
: S7 E i2 q+ W% Y <statement sequence1>;
2 j7 \5 o3 I3 ^ next;! P: e+ R' I' A
3中断语句
6 Y9 P' C' K3 I! Y% r0 W0 \9 E& T waituntil <condition> prio <integer expression>;: [( r) |0 u8 o1 @* Y
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' p9 h/ p+ Z% I" @3 g
以上为常用的函数！5 G3 q, A+ f% z- N+ F
还有很多，如有需要我把资料发到你邮箱里
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