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发表于 2012-11-13 08:48:12
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1判断语句. x7 o5 Y4 ^ }7 ], t0 B, w% s# v
if <condition> then0 _) X( \$ L3 _0 `, F
<statement sequence1>;& O5 P8 f5 g9 W4 D1 |! \$ _
elseif <condition> then2 N$ {4 P4 \9 E" @
<statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：3 t+ Y% J' R) s* d7 Y* D
inspect <expression>, f1 q6 B, j0 U7 j8 c8 H
when <constant_list> then
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when <constant_list> then4 ?+ C% P( b [* h. q9 ?
<statement sequence2>;( H+ w s. U6 N; ?/ D
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else
$ f3 P1 H6 w3 B9 l6 D+ f' b# n <statement sequence3>;
+ R: n" k6 R: u6 p2 Oend;
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2 X& f+ ~$ J& F3 _4 Z+ R2循环语句
$ M2 ?+ y2 |8 ] (1) from <statement sequence1>1 k6 Y, I6 e& ?" P& a
until <condition> loop
: S' A. s7 L- u" H1 }4 u4 V <statement sequence2>;9 ^; j+ v# f5 Z" i& K
end;
N" }% m: d- @+ C8 q& D* u (2) while <condition> loop
/ g0 q5 [2 R5 r. x- M: r) A7 C. x6 g <statement sequence1>;, T8 f; E# }- O9 R
end;
$ P$ O8 c5 w% R& v/ n, W% v (3) repeat
; `: m F/ U6 F/ g$ l" J6 ] <statement sequence1>;- ?6 e) m% l4 c+ r' @
until <condition>;
% `4 z; l6 }# f4 A* y8 r. x (4) for <condition> to <condition> loop
2 C3 M. K0 d9 M8 V. \+ }+ F8 O <statement sequence1>;
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3中断语句* g8 v( a/ r' l6 U7 M7 e* q: P
waituntil <condition> prio <integer expression>;
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以上为常用的函数！. E. O( O5 j6 B) H& {% G
还有很多，如有需要我把资料发到你邮箱里
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