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发表于 2012-11-13 08:48:12
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1判断语句
0 ?- P8 l2 S% H( @ if <condition> then
2 J& n! R! E* r <statement sequence1>;) \* D4 j1 [* y8 Y, C) J
elseif <condition> then* V% Z# p# w6 g: S# m
<statement sequence2>;
. s# j r" H/ o$ Z else $ S9 r+ J) ~1 Y3 U* U& G3 B
<statement sequence3>;& Q4 x) r" u' U0 b/ |. u
end;
& H7 N/ J5 z7 \0 {如果分支比较多，用：
3 p: w. D; C) d8 @3 C- m, Y inspect <expression>. [$ Q* m; e2 F4 B/ v1 A2 `
when <constant_list> then. r9 m9 a/ `; }2 I7 s
<statement sequence1>;
- a0 {0 w: @ {4 H- m1 ?- d when <constant_list> then
8 Y0 ]! ]# t8 z3 q, ?; ?. b <statement sequence2>; k' ^% H6 `6 R. j$ E" W
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else" W, A* c2 B: i/ j1 x
<statement sequence3>;
9 }" T4 D1 ~- aend;
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2循环语句
- I3 z/ Z' J6 U! C! p4 ]- D( ] (1) from <statement sequence1>+ b- b* N4 P" [
until <condition> loop3 W& e5 l4 v; B, K
<statement sequence2>;
4 a" y- m3 [3 [; L6 X: B5 p7 N end;
" c" n9 e' l. o% W) W2 g (2) while <condition> loop( H' A u3 t4 Y7 A
<statement sequence1>;
4 y; }. p4 j, J. Z end;. L; m2 {) p: M
(3) repeat
( A* l" A# \ ` <statement sequence1>;- F" B* k7 K* x" J
until <condition>;
* p$ _8 e2 ~; q7 |- p (4) for <condition> to <condition> loop
* T6 A( V: l! n" ~( ]4 f8 ` <statement sequence1>;! m" F5 w1 q+ i( G! M1 V; }
next;
0 D. r( Y7 n* f/ O1 q& ]9 H. K; L3中断语句
: B( J( e0 m: t& U- H, D waituntil <condition> prio <integer expression>;) d, c |! V0 m6 K" u
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* J+ Y+ @; q2 D- S6 F$ o% f以上为常用的函数！
1 I3 y% K; W9 V* G7 a- k% w还有很多，如有需要我把资料发到你邮箱里
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