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发表于 2012-11-13 08:48:12
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1判断语句4 Y1 C8 y. a) j* I# X4 Z. y
if <condition> then# b( O( K g* a- \
<statement sequence1>;
. F+ V" v8 y$ S/ g4 i9 d2 ` elseif <condition> then
3 b6 C4 K: h O0 \- H- O <statement sequence2>;- Y; B8 u. Y) G5 [0 \: l, d, O
else
( c- W& @ o# M2 K# W <statement sequence3>;: s v% `8 M7 j/ y- Q7 H! u+ F
end;
: k; q6 U8 J2 m! `$ h. V4 {. G, m! F如果分支比较多，用：. ]: q6 p3 N ^
inspect <expression>
' p" M+ L% p2 q% U when <constant_list> then# j! o* ~" L' X, k& h) `
<statement sequence1>;
+ k7 N2 M' `' v when <constant_list> then
# \. I8 A' b( {2 [ <statement sequence2>;1 b9 f) c0 b, q% Q+ Y, [
...) Q0 C( h% h$ ?0 Q
else# Y2 b+ _. I. w1 O m
<statement sequence3>;
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2循环语句* j2 | K% t4 X* k1 a" x& a
(1) from <statement sequence1>
6 _9 b1 |6 f |0 [; {0 C5 D% j1 C2 S until <condition> loop& @" k/ F9 h6 W0 @6 P5 P% J/ e
<statement sequence2>;
! T( D1 T/ E; Y; H' r- Z4 N end;) Z( u& b7 L1 j8 F& N4 l+ }
(2) while <condition> loop, r$ l* B* S0 D e# E$ }- |- x
<statement sequence1>;
. Z4 f( N+ _7 g2 c3 o end;7 [& o( X+ K5 p
(3) repeat X" w; `% X0 o r
<statement sequence1>;8 ]4 V2 a$ s' B& f" M; N
until <condition>;. i3 [+ ^4 _$ ^5 z3 {+ s
(4) for <condition> to <condition> loop
! P3 |1 M3 w- I2 o* s# y+ ^ <statement sequence1>;
; L: {9 B+ w" K2 c% \3 @& e next;/ ?; `6 c' D, g9 C5 @
3中断语句
6 d- H) V+ N- z7 R4 y waituntil <condition> prio <integer expression>;
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以上为常用的函数！
, S8 V2 @8 j! C4 n/ t& o( J2 `还有很多，如有需要我把资料发到你邮箱里
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