|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
2 N, t: D, _6 o8 y* I0 s if <condition> then0 x. T, P# s& q$ B
<statement sequence1>;$ ~' N7 j1 t6 G; E8 K& g
elseif <condition> then- w& \6 M. r; w
<statement sequence2>;
' v# l: b& S! r: N( d! x else # Q/ Q) V3 \1 j) D& p
<statement sequence3>;
. Y: C! w! L$ o4 O end;
, |1 f) C7 Y7 q% I0 p: \( R3 v如果分支比较多，用：) _7 E( J7 g* l. O4 k! H3 h
inspect <expression>1 x/ @2 _+ p5 }; \& X
when <constant_list> then1 b6 g! c a3 S
<statement sequence1>;2 U+ {0 V, T3 y. R+ x+ H' L
when <constant_list> then
t) v8 c. p* @! M% A, C <statement sequence2>;
6 `6 g% E0 ]$ ]# c1 }" n3 ^0 | ...
3 q' T. W/ j& m9 }8 T, m else0 g. K6 I8 U: k) m6 q5 m
<statement sequence3>;
_1 j; X6 V7 N8 Zend;
# T1 b; W1 F: g3 M/ _' o) l) k8 G! b, _% V. I! _4 B
2循环语句
$ X" k1 c- k! ? (1) from <statement sequence1>
9 x3 J- ]1 Z2 Q' O2 q+ Q until <condition> loop. p) h& _. u5 t: j! Q
<statement sequence2>;
/ x% u; g0 S1 V# r$ c3 U2 I( W end;
2 ~; d' |1 C7 ^" q( d& r& ?; p6 a (2) while <condition> loop
# c3 Z* p4 E3 ^7 h/ j# s <statement sequence1>;" D% b ~# ], d; a$ e
end;1 u% \- s# n- j9 K! ?6 \; B
(3) repeat
5 E s* n+ l: a <statement sequence1>;
! [& f) w* b; Q0 G) I) O until <condition>;
; L4 j1 t6 v0 c. q (4) for <condition> to <condition> loop
; P6 d" V: N/ P <statement sequence1>;
0 z" }) z, P6 N3 p6 B next;
' I9 C7 R, C$ H3 D3中断语句- x% S3 _/ s4 f2 p" S
waituntil <condition> prio <integer expression>;6 u" N: g( S2 F, a
5 y" J7 C N. {1 M1 _7 U- f
( }7 B# D$ y G2 d以上为常用的函数！8 S$ x7 _6 h7 ~( F" G* u
还有很多，如有需要我把资料发到你邮箱里 - Y& A9 K& r n/ a1 g* c% v" ]
/ X+ _0 s7 I/ N1 ~9 {! R2 r
0 B6 b% s, B& x8 J' z
3 ~5 g+ G7 I- x+ P
& I* N$ K- b# u, U0 @5 U- ]% m8 L. C
8 n. [7 q) m0 y; t; Q+ n1 {% W4 ^' e) c' d+ n8 v7 o
7 d- }$ x- G: P# Y; ] j
* q4 a7 h9 b% @; V/ W; T4 ]
+ l' \, w" ?/ R$ U |
|
[复制链接]
