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发表于 2012-11-13 08:48:12
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1判断语句' q+ ]& G4 @( o* }) `
if <condition> then
) ~4 ~) ?+ |9 p" m+ k0 }& C2 t8 u <statement sequence1>;
/ ]! w4 ^6 s( K- }+ H* g elseif <condition> then; u5 ]6 M7 v- ~6 `
<statement sequence2>;
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<statement sequence3>;. _$ Q: C) O. c% b/ W3 Q) T9 i
end;
% O( f) K- ]7 m1 M如果分支比较多，用：
, Y' ~& V% p" ~: Q* |; v. @6 H2 i/ ^+ ^ inspect <expression>
7 x2 D4 |" \! S+ E1 \: m+ N, ?+ { when <constant_list> then
" k I* ~9 o( A) P `$ D! }- w <statement sequence1>;8 r3 N9 c; Y, a% G" h- B0 |# f
when <constant_list> then
# I9 u& I& |* J6 U& R# Q5 ` <statement sequence2>;
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else
9 k0 _6 K/ [5 n3 H1 }, b4 t! S <statement sequence3>;& G7 {6 ^' \3 a3 r- v5 `; j
end;# W1 O! Q2 p: y2 _
% ?& d. t' X1 s. N3 n" P1 a% i2循环语句7 t9 ]/ }& C4 Y$ c9 J6 ]6 S
(1) from <statement sequence1>) T' E* D0 M2 K" { q! M
until <condition> loop. D$ p j( n. W6 S
<statement sequence2>;
( L) Q& y. _8 ?' A" ~, g end;9 c: d f# O' I' ~0 p. ]
(2) while <condition> loop" v5 d* R" A7 B/ ^( I
<statement sequence1>;
# o4 d( L. g. L7 a end;0 u) ~+ F: Y% d, n( x6 M
(3) repeat ; g0 H9 g8 N2 h6 u) b6 C& {
<statement sequence1>;
4 w+ q. r! e5 W9 D4 K4 g+ J) B until <condition>;( O' p: H% S9 \8 F y
(4) for <condition> to <condition> loop
0 y# Z' b7 S% F0 F3 z <statement sequence1>;
' T( A* `- \! S# y O next;# u R1 D, l; D/ X
3中断语句" O4 k7 }7 p v! q
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
5 [5 ]0 K7 O8 S) P7 @* G9 c, d还有很多，如有需要我把资料发到你邮箱里
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