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发表于 2012-11-13 08:48:12
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1判断语句( U; u" u. ]. H5 g0 Q
if <condition> then
/ K4 b7 [" f( G+ m i: e <statement sequence1>;2 y1 G* q2 C1 B9 m9 o
elseif <condition> then# j/ w* L7 z: b
<statement sequence2>;
0 d; j; h$ H4 O9 s8 [. \$ T else
5 r/ N7 C& z5 L. W$ E3 ] <statement sequence3>;! \: ~3 u2 ?+ g8 a+ O& F5 B
end;+ _; A& d4 p v
如果分支比较多，用：
7 P& f) F i, D5 u inspect <expression>
8 q0 H6 \- c$ P, e- u when <constant_list> then5 b! y( h, E. [2 _3 g/ X8 r% {/ t& ?
<statement sequence1>;3 n2 d) `- \: L8 c
when <constant_list> then6 e, A, y4 g0 O, u1 y
<statement sequence2>;0 r. a Z, \- v) S
...
, |. M0 ^1 F/ ^* f" [1 H else
4 z9 \ H+ w% P) V1 _ <statement sequence3>;
x9 C8 a# Q. {9 }. N# D: Qend;# a; D) N# I% e5 b( z* w% m. D; q3 S
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2循环语句
; g! b t, k5 y9 ~ (1) from <statement sequence1>8 I( F; A8 e3 i% t$ ?+ f
until <condition> loop
+ z2 r+ }' a) r" e; k& B <statement sequence2>;
; X# o3 y/ Z" w7 _; V1 D" c end;! E: m* ~1 x* L( w
(2) while <condition> loop
8 M) o( `1 p9 Q9 x1 d% k <statement sequence1>;" X/ H7 h9 M( D. ^; p: @. \
end;
& I2 o' X* C$ N. ` (3) repeat % a5 p) ~( _& J c3 ?) U
<statement sequence1>;5 v- s6 U/ U! V* ?, i
until <condition>;1 y( o& P o/ o- [& g
(4) for <condition> to <condition> loop
Z* I d2 y9 {- z0 y* B5 ?5 Y7 U3 l <statement sequence1>;
4 z* A5 H0 u, Z$ j" u next;# u3 w' z7 Z: O7 x
3中断语句
, g; a4 B G. ~5 n: ] waituntil <condition> prio <integer expression>;
T: X/ e8 l% ~1 z/ B* f9 D# E8 P; P5 B: I
+ e& K2 }) z7 h: D6 c6 ?. W以上为常用的函数！
# e/ M1 \# ~6 i- H/ L& A% o" N还有很多，如有需要我把资料发到你邮箱里 3 e$ Q& s- m; j$ S8 a
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