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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
/ @1 v8 Q3 M3 l$ p \ if <condition> then( H* \7 G( ?$ B) ~. w
<statement sequence1>;
6 h" J$ T6 U1 H3 b- \4 E2 j elseif <condition> then& s# @# U) ~, Q1 [# ?7 T
<statement sequence2>;
, R0 Y* [% w+ t: T+ z1 W8 u else ' J' `5 Y0 ~# S/ ~* h
<statement sequence3>;- @* m' |$ z( H& M/ J
end;- I7 ?4 _3 e' _9 a" C" g
如果分支比较多，用：
$ i3 w$ z" T1 g$ S2 E( C inspect <expression>" u5 O0 I" `, R2 z" f
when <constant_list> then
4 T! R( d# f, t& Y: |1 d <statement sequence1>;
* O9 A x. P$ V when <constant_list> then; i" P; @% K! q' l# \" f. h
<statement sequence2>;+ @" W+ L8 o8 F2 {% y" ~% r
...
6 a, Z7 s& O* g4 h else
2 q' ` Q; l: J <statement sequence3>;/ t9 K: s4 E" ^9 z
end;
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2循环语句
4 s2 T1 w$ W: j (1) from <statement sequence1>
4 ?8 u- o" {, p1 Q$ e/ k" G until <condition> loop
9 p* k/ s3 {9 T <statement sequence2>;5 ^2 E4 R% t1 I8 X+ z; b: t; R
end;
9 U( o9 M4 s$ z! ~8 W (2) while <condition> loop& A" I L o' O# T
<statement sequence1>;; L) d( g9 p; R; z, Z7 c/ r
end;$ V) E. F/ R5 r! M
(3) repeat
1 V+ y% m4 z* n; N# K& B5 s O* q <statement sequence1>;
; u* t3 |+ Z3 F until <condition>;
1 U* m$ j3 l2 n" Y' c% j (4) for <condition> to <condition> loop$ z8 S, b/ j. b) n2 W" Z
<statement sequence1>;6 G- m! B4 Y: T t- h$ b5 d
next;
" l2 |: G9 n. Z5 P. _0 X3中断语句# Q+ l- O4 ]6 o/ T$ {% Q
waituntil <condition> prio <integer expression>;+ t" `& L9 r5 A
4 o# c' f1 h( \
) k* `+ R2 ?5 O9 y以上为常用的函数！
, O4 p: A# Y" C4 p+ f+ w还有很多，如有需要我把资料发到你邮箱里
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