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发表于 2012-11-13 08:48:12
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1判断语句& h5 W* J0 k, M% Q; X
if <condition> then( t8 m" {/ w" ^
<statement sequence1>;
" j7 v3 s8 L* A3 o$ w9 [* K, q elseif <condition> then' t7 J' g# a. `' D5 j$ l8 a8 e% c
<statement sequence2>;* e6 n6 J. ~1 e/ X9 ]. Z0 o
else
0 R. Y4 G7 Y( g4 G <statement sequence3>;
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如果分支比较多，用：
5 f% f* t. z9 f/ Z1 W8 E3 P! ]0 h inspect <expression>
1 @" U- `1 v9 H& h' m" n when <constant_list> then1 ~. y2 {* t! d* y% h
<statement sequence1>;
3 g, q- }3 l% A( Q when <constant_list> then+ I2 c& j+ P! G; @' `
<statement sequence2>;9 e0 v* L) N( e: X: d
...3 ~. ^- [1 |0 c) `2 V" M
else
# v+ t9 E8 `9 a' d7 D <statement sequence3>;, E6 E/ U% ]8 I/ d" V! ~
end;! r% L& q: d$ b' t; i g2 F
1 C$ m7 q2 d* S! ^2循环语句6 C% u- t$ y3 F, p) _
(1) from <statement sequence1>
; A; |6 R+ i5 ?3 X( U2 X until <condition> loop
+ }& B d5 L0 k$ |0 h <statement sequence2>;1 s" L" X3 m4 T$ m
end;
% ?4 Y3 U* J" k- Q1 i. B: ~ (2) while <condition> loop
2 t* i/ X# x3 y7 S3 h; j! L0 l <statement sequence1>;9 @: e0 x. s& j; I% B/ C
end; M6 d/ I( e- Y8 d- ]5 Y
(3) repeat
. \2 o- a. r0 c: Y <statement sequence1>;: D( b) y# z% |$ F" o
until <condition>;
$ c, g/ |( m0 X" k+ v$ w: f (4) for <condition> to <condition> loop3 T8 G5 p$ `% v, T3 i
<statement sequence1>;
& M9 v( ?9 A/ Y: N$ ^& z& K0 |4 p* S next;8 k, J$ w* j- I( q! |
3中断语句
! f% S% _- t: B: f waituntil <condition> prio <integer expression>;
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以上为常用的函数！# t# B. j' T5 `* F: J+ d+ a
还有很多，如有需要我把资料发到你邮箱里
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