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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
/ \. e3 j6 z6 w" O if <condition> then
]+ [ n) z3 O g% P <statement sequence1>;7 r5 m$ C* ?2 n- [( F6 d; Q
elseif <condition> then
0 n' u3 w$ @2 V9 r4 Q" Y/ B <statement sequence2>;
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<statement sequence3>;
# i, c3 n: E+ s9 i6 E end;+ e3 [. s! C/ @; G5 D
如果分支比较多，用：
/ r. y6 E, U: j& I# f' L; P r inspect <expression>* o) D. v) m, \
when <constant_list> then
' N0 p. B7 p. p* Z <statement sequence1>;) U3 W) b6 h( k/ \7 W
when <constant_list> then
1 W3 x, g) S- B( g! J <statement sequence2>; P8 }/ L5 { T" H6 z3 N1 p
...
~/ j; F. r `) m else9 z/ V$ A6 P! S* t/ ~1 y1 k' Z
<statement sequence3>;
, g" U' F0 F. ^" @) }. Qend;5 I4 m) n! e# h
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2循环语句# T- V, q$ {, {. \, O: R* ?; u
(1) from <statement sequence1>
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<statement sequence2>;
2 n) S& X2 T+ ~9 G, `8 s end;
, B& X9 j6 t y (2) while <condition> loop0 [$ u; b, K' P; K2 R; Y
<statement sequence1>;3 I, v1 m# q# C- t) @) H( K
end;) ~) B8 I6 D2 C/ |8 y1 F R
(3) repeat
; S0 F8 b @2 ^+ D1 | <statement sequence1>;9 x5 {* K+ ~$ i% R, d
until <condition>;1 Z% _' d3 ^% t! Q4 t
(4) for <condition> to <condition> loop
K( J3 `. o7 D <statement sequence1>;. B8 M" N3 Q: o2 U
next;
, }4 _. V$ B2 b3中断语句
3 D% `1 T/ g0 M" ]1 P waituntil <condition> prio <integer expression>;
1 I) M5 Z% X1 P$ o' n( S" n( J' H' W; B W8 [7 K, p- r- s6 J
/ v, M, e9 R9 F以上为常用的函数！3 A. f6 ~' t9 I( _: E- z
还有很多，如有需要我把资料发到你邮箱里
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